<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1870-199X</journal-id>
<journal-title><![CDATA[Revista odontológica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Odont. Mex]]></abbrev-journal-title>
<issn>1870-199X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Odontología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-199X2012000100007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Tumor desmoide mandibular: Reporte de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Mandibular desmoid tumor: Case report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas López]]></surname>
<given-names><![CDATA[Doroteo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Villegas]]></surname>
<given-names><![CDATA[Ronald]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Alcaraz]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Amador]]></surname>
<given-names><![CDATA[Sara Guadalupe]]></given-names>
</name>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Hospital Regional ''Adolfo López Mateos'' Servicio de Cirugía Maxilofacial]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<volume>16</volume>
<numero>1</numero>
<fpage>46</fpage>
<lpage>52</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-199X2012000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-199X2012000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-199X2012000100007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[El tumor desmoide es una proliferación fibroblástica de tejido musculoaponeurótico, fascia o periostio, de origen desconocido. Generalmente aparece como un tumor solitario y puede estar en relación con el síndrome de Gardner. Es una lesión rara, que representa menos del 0.03% de todos los tumores, con una incidencia anual de 2-4 casos/100,000 habitantes. Se suele manifestar como una masa cuya sintomatología dependerá de la localización. Tiene capacidad de invasión local sin ocasionar metástasis a distancia y altas tasas de recurrencia local tras la cirugía, incluso con márgenes amplios. Se presenta el caso de un paciente masculino de 12 años, quien acude al Servicio de Cirugía Maxilofacial, del Hospital Regional Lic. Adolfo López Mateos por presentar aumento de volumen en rama ascendente mandibular del lado izquierdo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Desmoid tumor is a fibroblastic proliferation of aponeurotic muscle tissue, fascia or periosteum of unknown etiology. It generally appears as a single tumor and can be related to Gardner's Syndrome. It is considered a rare lesion, representing less than 0.03% of all tumors, with a annual incidence of 2-4 cases per 100,000 habitants. It usually appears as a mass (body) with symptomatology associated to location. It has the potential of achieving local invasion without progressing to metastasis. These tumors experience high rates of local recurrence after surgery, even when wide margins have been respected. A case of a 12 year old male patient is presented. He attended the Maxillofacial Surgery Service of the Hospital Regional Adolfo Lopez Mateos due to a volume increase of the left ascending mandibular ramus.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tumor desmoide]]></kwd>
<kwd lng="es"><![CDATA[mandibular]]></kwd>
<kwd lng="en"><![CDATA[Desmoid tumor]]></kwd>
<kwd lng="en"><![CDATA[extraabdominal]]></kwd>
<kwd lng="en"><![CDATA[mandible]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Casos cl&iacute;nicos</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>Tumor desmoide mandibular. Reporte de un caso</b></font></p>    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>Doroteo Vargas L&oacute;pez,&#42; Ronald Rojas Villegas,<sup>&sect;</sup> V&iacute;ctor Garc&iacute;a Alcaraz,&#42; Sara Guadalupe Garc&iacute;a Amador<sup>II</sup></b></font></p>    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">&#42;<i>  M&eacute;dico adscrito al Servicio de Cirug&iacute;a Maxilofacial del Hospital Regional ''Adolfo L&oacute;pez Mateos'' ISSSTE.</i></font></p>     <p align="justify"><font face="verdana" size="2"><sup>&sect;</sup><i>  Cirujano Maxilofacial de Pr&aacute;ctica Privada.</i> </font></p>     <p align="justify"><font face="verdana" size="2"><sup>II</sup><i>  Ex residente del Servicio de Cirug&iacute;a Maxilofacial, Hospital Regional ''Lic. Adolfo L&oacute;pez Mateos'' ISSSTE.</i></font></p>     <p align="justify"><font face="verdana" size="2"><a name="n1b"></a><a href="#n1a">Correspondencia</a></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>RESUMEN</b></font></p>     <p align="justify"><font face="verdana" size="2">El tumor desmoide es una proliferaci&oacute;n fibrobl&aacute;stica de tejido musculoaponeur&oacute;tico, fascia o periostio, de origen desconocido. Generalmente aparece como un tumor solitario y puede estar en relaci&oacute;n con el s&iacute;ndrome de Gardner. Es una lesi&oacute;n rara, que representa menos del 0.03% de todos los tumores, con una incidencia anual de 2&#45;4 casos/100,000 habitantes. Se suele manifestar como una masa cuya sintomatolog&iacute;a depender&aacute; de la localizaci&oacute;n. Tiene capacidad de invasi&oacute;n local sin ocasionar met&aacute;stasis a distancia y altas tasas de recurrencia local tras la cirug&iacute;a, incluso con m&aacute;rgenes amplios. Se presenta el caso de un paciente masculino de 12 a&ntilde;os, quien acude al Servicio de Cirug&iacute;a Maxilofacial, del Hospital Regional Lic. Adolfo L&oacute;pez Mateos por presentar aumento de volumen en rama ascendente mandibular del lado izquierdo.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Palabras clave: </b>Tumor desmoide, mandibular.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>INTRODUCCI&Oacute;N</b></font></p>     <p align="justify"><font face="verdana" size="2">Existe un grupo mal definido de hiperplasias, de c&eacute;lulas fibrobl&aacute;sticas, denominadas fibromatosis que var&iacute;an desde la cicatriz queloide postinflamatoria, hasta fibrosis no neopl&aacute;sicas, abarcando tambi&eacute;n lesiones intermedias entre fibromas y fibrosarcomas conocidas como <i> fibromatosis agresivas (tumores desmoides)</i>.<sup>1</sup></font></p>     <p align="justify"><font face="verdana" size="2">El tumor desmoide es una proliferaci&oacute;n fibrobl&aacute;stica de tejido musculoaponeur&oacute;tico, fascia o periostio, la cual consiste en una tumoraci&oacute;n solitaria, indolora, no capsulada y pobremente definida, de consistencia firme y de color gris&aacute;ceo y, de crecimiento lento y progresivo; benigna, pero localmente invasiva y con tendencia a la recurrencia y es capaz de encapsular las estructuras neurovasculares adyacentes.<sup>2</sup> Su evoluci&oacute;n puede ser impredecible y cuando la lesi&oacute;n se localiza en la cabeza o en el cuello, la proximidad de estructuras vitales complejas puede complicar su evoluci&oacute;n o su tratamiento.</font></p>     <p align="justify"><font face="verdana" size="2">Generalmente aparece como un tumor solitario y puede estar en relaci&oacute;n con el s&iacute;ndrome de Gardner.<sup>2,3</sup></font></p>     <p align="justify"><font face="verdana" size="2">Existe muy poco conocimiento acerca de su etiolog&iacute;a. Algunos estudios sugieren la posibilidad de alg&uacute;n defecto gen&eacute;tico. Otras correlaciones apoyan el posible papel del traumatismo<sup>6</sup> y la estimulaci&oacute;n estrog&eacute;nica como causas de esta lesi&oacute;n.<sup>1,4&#45;6</sup></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>    <p align="justify"><font face="verdana" size="2">  <b>INCIDENCIA Y PREVALENCIA</b></font></p>     <p align="justify"><font face="verdana" size="2">Es una lesi&oacute;n rara, que representa menos del 0.03% de todos los tumores, con una incidencia anual de 2&#45;4 casos/100,000 habitantes. Supone el 0.3% de los tumores benignos y el 0.06% de todos los tumores &oacute;seos.</font></p>     <p align="justify"><font face="verdana" size="2">Los tumores desmoides asociados con la poliposis adenomatosa familiar son 1,000 veces m&aacute;s frecuentes que en la poblaci&oacute;n general. Tienen una predominancia femenina 2:1, la prevalencia de tumor desmoide en esta enfermedad es del 7&#45;12%. En estos pacientes, la localizaci&oacute;n es preferentemente abdominal, el 42% de ellos intraabdominales y el otro 40% en la pared abdominal.<sup>7</sup></font><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">  <b>CL&Iacute;NICA</b></font></p>     <p align="justify"><font face="verdana" size="2">Estos tumores se manifiestan como una masa cuya sintomatolog&iacute;a depender&aacute; de la localizaci&oacute;n. Habitualmente tienen un patr&oacute;n de crecimiento lento, alcanzando grandes tama&ntilde;os. En 10% de los casos se presentan patrones de crecimiento r&aacute;pido y tambi&eacute;n se han descrito casos de regresi&oacute;n espont&aacute;nea.<sup>8</sup></font><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">  <b>DIAGN&Oacute;STICO</b></font></p>     <p align="justify"><font face="verdana" size="2">El diagn&oacute;stico se establece en base a los hallazgos obtenidos de la cl&iacute;nica, los estudios radiol&oacute;gicos e histopatol&oacute;gicos.<sup>9</sup></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>    <p align="justify"><font face="verdana" size="2">  <b>CASO CL&Iacute;NICO</b></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Paciente masculino de 12 a&ntilde;os, acude al Servicio de Cirug&iacute;a Maxilofacial, del Hospital Regional Lic. Adolfo L&oacute;pez Mateos por presentar aumento de volumen en rama ascendente mandibular del lado izquierdo, de aproximadamente 1 mes de evoluci&oacute;n, limitando la apertura oral, doloroso, indurado, de aproximadamente 3 cm de di&aacute;metro, no desplazable, no eritematoso, no hiper&eacute;mico o hipert&eacute;rmico (<a href="#a7f1" target="_self">Figura 1</a>).</font></p>    <p align="center"><a name="a7f1"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f1.jpg"></p>     <p align="justify"><font face="verdana" size="2">En la ortopantomograf&iacute;a, se observa zona radiol&uacute;cida en rama y cuerpo mandibular izquierdo, con tercer molar en proximidad de la regi&oacute;n de la lesi&oacute;n (<a href="#a7f2" target="_self">Figura 2</a>).</font></p>     <p align="center"><a name="a7f2"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f2.jpg"></p>     <p align="justify"><font face="verdana" size="2">Se solicita tomograf&iacute;a computarizada, reconstrucci&oacute;n 3D en la cual se observa zona hipodensa en rama ascendente mandibular izquierda, lisis &oacute;sea y masa tumoral de aproximadamente 8 x 6 cm de di&aacute;metro extendi&eacute;ndose hacia la fosa infratemporal (<a href="#a7f3" target="_self">Figuras 3</a>, <a href="#a7f4" target="_self">4</a> y <a href="#a7f5" target="_self">5</a>).</font></p>    <p align="center"><a name="a7f3"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f3.jpg"></p>     <p align="center"><a name="a7f4"></a></p>     ]]></body>
<body><![CDATA[<p align="center"><img src="/img/revistas/rom/v16n1/a7f4.jpg"></p>     <p align="center"><a name="a7f5"></a></p>     <p align="center"><img src="/img/revistas/rom/v16n1/a7f5.jpg"></p>     <p align="justify"><font face="verdana" size="2">Se realiza angiograf&iacute;a para descartar compromiso vascular (<a href="#a7f6" target="_self">Figura 6)</a>.</font></p>    <p align="center"><a name="a7f6"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f6.jpg"></p>     <p align="justify"><font face="verdana" size="2">Bajo anestesia locorregional se realiza biopsia incisional y se env&iacute;a muestra a patolog&iacute;a.</font></p>     <p align="justify"><font face="verdana" size="2">El estudio anatomopatol&oacute;gico reporta tumor desmoide extraabdominal (<a href="#a7f7" target="_self">Figura 7</a>).</font></p>     <p align="center"><a name="a7f7"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f7.jpg"></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Se solicita tomograf&iacute;a de control y estereolitograf&iacute;a (<a href="#a7f8" target="_self">Figuras 8</a> y <a href="#a7f9" target="_self">9</a>).</font></p>     <p align="center"><a name="a7f8"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f8.jpg"></p>     <p align="center"><a name="a7f9"></a></p>     <p align="center"><img src="/img/revistas/rom/v16n1/a7f9.jpg"></p>     <p align="justify"><font face="verdana" size="2">Mediante abordaje temporal, preauricular, retromandibular con extensi&oacute;n submandibular, disecci&oacute;n, descubriendo rama y cuerpo mandibular izquierdos, se retira masa tumoral de tejidos blandos, y se realiza hemimandibulectom&iacute;a, con colocaci&oacute;n de placa de reconstrucci&oacute;n mandibular (<a href="#a7f10" target="_self">Figuras 10</a>, <a href="#a7f11" target="_self">11</a>, <a href="#a7f12" target="_self">12</a> y <a href="#a7f13" target="_self">13</a>).</font></p>     <p align="center"><a name="a7f10"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f10.jpg"></p>     <p align="center"><a name="a7f11"></a></p>     <p align="center"><img src="/img/revistas/rom/v16n1/a7f11.jpg"></p>     ]]></body>
<body><![CDATA[<p align="center"><a name="a7f12"></a></p>     <p align="center"><img src="/img/revistas/rom/v16n1/a7f12.jpg"></p>     <p align="center"><a name="a7f13"></a></p>     <p align="center"><img src="/img/revistas/rom/v16n1/a7f13.jpg"></p>     <p align="justify"><font face="verdana" size="2">Con base al estudio anatomopatol&oacute;gico, se confirma el diagn&oacute;stico de tumor desmoide. Actualmente el paciente cursa con evoluci&oacute;n favorable, con par&aacute;lisis facial en remisi&oacute;n; sin datos de recidiva, en vigilancia estrecha (<a href="#a7f14" target="_self">Figura 14</a>).</font></p>     <p align="center"><a name="a7f14"></a></p>    <p align="center"><img src="/img/revistas/rom/v16n1/a7f14.jpg"></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>    <p align="justify"><font face="verdana" size="2">  <b>DISCUSI&Oacute;N</b></font></p>     <p align="justify"><font face="verdana" size="2">Enzinger y Weiss<sup>10</sup> distinguen entre tumores desmoides superficiales y profundos. Dentro de los superficiales, se incluyen los tipos palmar, plantar y genital. La fibromatosis profunda incluye los subtipos abdominal, intraabdominal y extraabdominal. Seg&uacute;n esta clasificaci&oacute;n, los tumores desmoides de cabeza y cuello pertenecen al grupo de fibromatosis profunda de tipo extraabdominal.</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">La OMS lo define como un tumor benigno caracterizado por la presencia de abundantes fibras col&aacute;genas formadas por c&eacute;lulas tumorales. El tumor es pobremente celular y los n&uacute;cleos son ovoideos o alargados. No presentan celularidad.</font></p>     <p align="justify"><font face="verdana" size="2">Existen muy pocos casos reportados en la bibliograf&iacute;a de tumores desmoides de cabeza y cuello, cuya incidencia se sit&uacute;a entre el 9.5 y 33%, dentro de los cuales el 85% se localiza en el cuello. Tambi&eacute;n se han reportado otras localizaciones menos frecuentes como en cara, cavidad oral, cuero cabelludo senos paranasales y &oacute;rbita.<sup>11&#45;14</sup> Pueden aparecer en cualquier grupo de edad, aunque es m&aacute;s frecuente entre la 3<sup>a</sup> y 4<sup>a</sup> d&eacute;cadas de la vida.</font></p>     <p align="justify"><font face="verdana" size="2">No hay signos radiogr&aacute;ficos caracter&iacute;sticos. En general, es una lesi&oacute;n radiol&uacute;cida que expande la cortical y la adelgaza. La lesi&oacute;n se rodea por un margen delgado de hueso reactivo. Gammagr&aacute;ficamente, hay aumento de captaci&oacute;n del radiotrazador en las lesiones.</font></p>     <p align="justify"><font face="verdana" size="2">El tratamiento de elecci&oacute;n es la resecci&oacute;n en bloque con un margen ancho, aunque se han reportado altas tasas de recurrencia local tras la cirug&iacute;a, incluso con m&aacute;rgenes amplios.</font></p>     <p align="justify"><font face="verdana" size="2">La radiaci&oacute;n puede indicarse s&oacute;lo para los tumores inoperables o enfermedad residual despu&eacute;s de la cirug&iacute;a marginal.<sup>15</sup></font></p>     <p align="justify"><font face="verdana" size="2">Por &uacute;ltimo, se ha descrito como efectivo el empleo de progesterona, AINE, warfarina, vitaminas K y C, tamoxifeno, testolactona y algunos antineopl&aacute;sicos como adriamicina, decarbazina, vincristina, etc.<sup>2</sup> Tambi&eacute;n se ha propuesto el empleo de antiestr&oacute;genos y antiinflamatorios como alternativa de tratamiento en tumores irresecables.<sup>16,17</sup></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>    <p align="justify"><font face="verdana" size="2"><b>REFERENCIAS</b></font></p>    <!-- ref --><p align="justify"><font face="verdana" size="2">1.	Cotr&aacute;n RS, Kumar V, Collins TR. <i> Patolog&iacute;a estructural y funcional</i>. 6<sup>ta</sup> edici&oacute;n. Ed. McGraw Hill Interamericana: Espa&ntilde;a, 2000: 1308&#45;9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923496&pid=S1870-199X201200010000700001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">2.	Siegel NS, Bradford CR. Fibromatosis of the head and neck: a challenging lesion. <i> Otolaryngol Head Neck Surg</i>  2000; 123: 269&#45;75.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923498&pid=S1870-199X201200010000700002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">3.	Allen E. <i> Tratado de cirug&iacute;a ortop&eacute;dica</i> . Tomo I. Ed. Panamericana: M&eacute;xico, 1996.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923500&pid=S1870-199X201200010000700003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">4.	Tan YY, Low CK, Chong PY. A case report on aggressive fibromatosis with bone involvement. <i> Singapore Med J</i>  1999; 40 (2): 111&#45;2.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923502&pid=S1870-199X201200010000700004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">5.	Abrams GD. Disturbances of growth, cellular proliferation and differentiation. In: Price SA, Wilson LM. <i> Pathophisiology. Clinical concepts of disease processes</i> . 4<sup>th</sup> edition. International: Mosby, 1992: 94&#45;5.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923504&pid=S1870-199X201200010000700005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">6.	Tejpar S, Nollet F, Li C, Wonder JS, Michils G, dal Cin P. Predominance of beta&#45;catenin mutations and beta&#45;catenin dysregulation in esporadic aggressive fibromatosis (desmoid tumour). <i> Oncogene</i>  1999; 18 (47):.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923506&pid=S1870-199X201200010000700006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">7.	Bertario L, Russo A, Sala P, Eboli M. Genotype and phenotype factors as determinants of desmoid tumors in patients with familial adenomatous poliposis. <i> Int J Cancer</i>  2001; 95: (102) 6615&#45;20.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923508&pid=S1870-199X201200010000700007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">8.	Peterschulte G, Lickfeld T, Moslein G. The desmoid problem. <i> Chirurg</i>  2000; 71: 89.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923510&pid=S1870-199X201200010000700008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">9.	Tostevin PMJ, Wyatt M, Hosni A. Six cases of fibromatosis of the head and neck in children. <i> Int J Pediatr Otorhinolaryngol</i>  2000; 53: 235&#45;244.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923512&pid=S1870-199X201200010000700009&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">10.	Enzinger FM, Weiss SW. <i> Soft tissue tumors</i> . 3<sup>rd</sup> ed. St Louis: Mosby; 1995.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923514&pid=S1870-199X201200010000700010&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">11.	Masson JK, Soule EH. Desmoid tumors of the head and neck. <i> Am J Surg</i>  1966; 112: 615&#45;22.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923516&pid=S1870-199X201200010000700011&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">12.	Conley J, Healy WV, Stout AP. Fibromatosis of the head and neck. <i> Am J Surg</i>  1996; 112: 609&#45;14.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923518&pid=S1870-199X201200010000700012&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">13.	Gnepp DR, Henley J, Weiss S et al. Desmoid fibromatosis of the sinusal tract and nasopharynx. A clinicopathologic study of 25 cases. <i> Cancer</i>  1996; 78: 2572&#45;9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923520&pid=S1870-199X201200010000700013&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">14.	Rao BN, Horowitz ME, Parham DM et al. Challenges in the treatment of childhood fibromatosis. <i> Arch Surg</i>  1987; 122: 1296&#45;8.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923522&pid=S1870-199X201200010000700014&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">15.	Lackner H, Urban C, Kerbl R, Schwinger W, Beham A. Noncytotoxic drug therapy in children with unresectable desmoid tumors. <i> Cancer</i>  1997; 80 (2): 334&#45;4.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923524&pid=S1870-199X201200010000700015&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">16.	Ballo MT, Zagars GK, Pollack RA. Desmoid tumor: Prognostic factors an outcome after surgery radiation therapy, or combined surgery and radiation therapy. <i> J Clin Oncol</i>  1999; (17): 158&#45;167.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923526&pid=S1870-199X201200010000700016&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">17.	Leithner A, Schnack B, Katterschatka T, Wiltschke C, Amann G, Windhager R et al. Treatment of extra&#45;abdominal desmoid tumor with interferon&#45;alpha with or without tretinoin. <i> J Surg Oncol</i>  2000; 73 (1): 21&#45;5.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923528&pid=S1870-199X201200010000700017&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>BIBLIOGRAF&Iacute;A COMPLEMENTARIA</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">18.	Batsakis JG, Raslan W. Pathology consultation extraabdominal desmoid fibromatosis. <i> Ann Otol Rhinol Laryngol</i>  1994; 103: 331&#45;4.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923532&pid=S1870-199X201200010000700018&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">19.	El&#45;Sayed Y. Fibromatosis of the head and neck. <i> J Laryngol Otol</i>  1992; 106: 459&#45;62.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923534&pid=S1870-199X201200010000700019&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">20.	Eitamo JJ, Hayry P, Nykri E et al. The desmoid tumor I. Incidence, sex, age, and anatomical distribution in the finish population. <i> Am J Clin Pathol</i>  1983; 77: 665&#45;73.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923536&pid=S1870-199X201200010000700020&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">21.	Welling RE, Hermann ME, Kasper GC. Experience with desmoid tumor in a community teaching hospital. <i> J of Surg Oncol</i>  1992; 49 (2): 113&#45;5.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923538&pid=S1870-199X201200010000700021&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">22.	Enzinger FM, Shiraki M. Musculoaponeurotic fibromatosis of the shoulder girdle (extra&#45;abdominal desmoid). Analysis of ten cases followed up for ten of more years. <i> Cancer</i>  1967; 20: 1131&#45;40.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923540&pid=S1870-199X201200010000700022&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">23.	Das Gupta TK, Brasfield RD, O Hara J. Extra&#45;abdominal desmoids: a clinicopathologic study. <i> Ann Surg</i>  1969; 170: 109&#45;21.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923542&pid=S1870-199X201200010000700023&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">24.	Johns MM, Taylor RA, Bogdasarian RS. Quiz case 2. <i> Arch Otolaryngol Head Neck Surg</i>  2000; 126: 905.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923544&pid=S1870-199X201200010000700024&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">25.	Hayry P, Reitamo JJ, Totterman S et al. The desmoid tumor. II. Analysis of factors possibly contributing to the etiology and growth behaviour. <i> Am J Clin Pathol</i>  1982; 77: 681&#45;5.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8923546&pid=S1870-199X201200010000700025&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2">   <a name="n1a"></a><a href="#n1b"><img src="/img/revistas/rom/v16n1/flecha.jpg" alt=""></a>Direcci&oacute;n para correspondencia:     <br> <b>Dr. Doroteo Vargas L&oacute;pez</b>     <br> Hospital Regional ''Lic. Adolfo L&oacute;pez Mateos'' ISSSTE     <br> Av. Universidad N&uacute;m. 1321 Col. Florida,      <br> Delegaci&oacute;n &Aacute;lvaro Obreg&oacute;n.     <br> E&#45;mail: <a href="mailto:dovarlo@yahoo.com.mx" target="_blank">dovarlo@yahoo.com.mx</a></font></p>     <p align="justify"><font face="verdana" size="2">      <br> <b>Nota</b>     <br>      ]]></body>
<body><![CDATA[<br> Este art&iacute;culo puede ser consultado en versi&oacute;n completa en <a href="http://www.medigraphic.com/facultadodontologiaunam" target="_blank">http://www.medigraphic.com/facultadodontologiaunam</a></font></p>       ]]></body><back>
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