El glomangiopericitoma es un tumor nasosinusal extremadamente raro, más frecuente en pacientes de edad avanzada y en mujeres. Si bien su etiopatogenia es desconocida, se reconocen ciertos factores predisponentes tales como hipertensión arterial, embarazo, trauma y uso de corticoides. Para su diagnóstico, resulta necesario recurrir tanto a estudio por imágenes como a la histología y técnicas de inmunohistoquímica. Microscópicamente se caracteriza por un prominente crecimiento perivascular de células uniformes ovales o fusiformes, dispuestas en fascículos cortos intercalados con capilares de diámetros variables ramificados en "asta de ciervo" y presenta inmuno-rreactividad positiva para actina, factor XIII-A y vimentina principalmente. Clínicamente este tumor presenta un comportamiento generalmente benigno, pero con una elevada tasa de recurrencia. Presentamos el caso de una mujer de 71 años, con antecedentes de hipertensión arterial, que acudió a nuestro centro por rinorrea purulenta y epistaxis unilateral derecha de 5 años de evolución. Al examen se observa masa polipoidea en fosa nasal derecha con abundante vascularización, sin otros hallazgos al examen físico. La lesión es resecada en su totalidad mediante cirugía endoscópica. El estudio histológico e inmunohistoquímico son compatibles con glomangiopericitoma. La paciente evoluciona con remisión de su sintomatología y a los dos meses desde la resección no ha presentado evidencias de recurrencia.
Glomangiopericytoma is an extremely rare sinonasal tumor, more common among elderly and women. Although its etiology and pathogeny are unknown, there are certain predisposing factors, such as arterial hypertension, pregnancy, trauma and corticosteroids. To diagnose this tumor, it is necessary imaging, histopathologic and inmunohistochemical studies. At the microscopic study, it is characterized by a prominent perivascular growth of oval-shaped or fusiform cells, arranged in short fascicles separated by capillary vessels of variable diameters, with staghorn-like ramifications, and lmmunohistochemistry positive mainly for actin, XIII-A factor and vimentin. Clinically, this tumor has a generally benign behavior, but with high recurrence percentage. We present the case of a 71 years old woman, with history of hypertension, who present in our center with a 5 years history of purulent rhinorrhea and right unilateral epistaxis, at the physical exam there is a polypoid mass in the right nasal fossa with rich vascularization, with no other findings. This tumor was resected entirely with endoscopic surgery. Histology and immunohistochemistry were compatible witch gomangiopericytoma. The patient evolve with remission of her symptoms and with no signs of recurrence at two-month follow-up.
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Σφακιανάκης Αλέξανδρος
ΩτοΡινοΛαρυγγολόγος
Αναπαύσεως 5 Άγιος Νικόλαος
Κρήτη 72100
00302841026182
00306932607174
alsfakia@gmail.com
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- Exploring inter-species sensitivity to a model hyd...
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- Diseño y evaluación de las propiedades antibacteri...
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- Experiencia clínica en tiroidectomía total del Ser...
- Prácticas audiológicas en Chile: encuesta online p...
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- Glomangiopericitoma: Reporte de un caso
- Plasmocitoma extramedular del tabique nasal: Repor...
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- Rinosporidiosis nasal: Reporte de un nuevo caso y ...
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- Differential expression of inflammatory cytokines ...
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- Skin cancer prevention: a review of current topica...
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- Sublingual administration of liposomes enclosing a...
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- Pituitary macroadenoma presenting as severe hypona...
- Effect of labelling plane angulation and position ...
- Centrofacial Rejuventation (Volume III).
- Review: Reconstructive Surgery of the Hand and Upp...
- Venous Thromboembolism After Abdominal Wall Recons...
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