Results: 17

Pleomorphic hyalinizing angiectatic tumor of the vulva: literature review based on a rare presentation

Autops. Case Rep; 12 (), 2022
Pleomorphic hyalinizing angiectatic tumor (PHAT) of soft tissues is a rare, non-metastatic tumor of unknown etiology and uncertain behavior, which may recur locally. There are few reports on this condition, and due to the rarity of the disease, its lineage has not yet been fully elucidated. The present s...

Tumor fibroblástico inguinal superficial positivo para CD34: reporte de un caso y revisión de la literatura

El tumor fibroblástico superficial de tejidos blandos positivo para antígeno CD34 (CD34) es un tumor raro, de baja frecuencia, que se caracteriza histológicamente por un marcado pleomorfismo, baja actividad mitótica, e inmunoreactividad difusa para CD34. Puede tener un comportamiento similar al de un...

Rabdomiosarcoma alveolar con metástasis cardíaca en un paciente pediátrico

Arch. argent. pediatr; 119 (4), 2021
El rabdomiosarcoma es el tumor maligno de partes blandas más frecuente en la edad pediátrica. Puede afectar cualquier localización anatómica. El subtipo histológico alveolar suele causar lesiones en las extremidades en niños de mayor edad. Los sitios metástasicos más frecuentes son el pulmón, la...

Ossifying fibromyxoid tumor of the oral cavity: rare case report and long-term follow-up

Autops. Case Rep; 11 (), 2021
Ossifying fibromyxoid tumor (OFMT) is a rare mesenchymal soft tissue benign neoplasm with an uncertain line of differentiation, which arises most frequently in extremities. The head and neck region involvement is uncommon, with only ten intraoral cases published in the English-language literature. One ad...

Cervical Infantile Fibrosarcoma: a rare cause of paediatric parapharyngeal neck mass

Autops. Case Rep; 10 (4), 2020
Soft tissue tumors are not uncommon in childhood and comprise entities that range from common to very rare malignancies. Infantile fibrosarcoma (IFS) is a rare pediatric malignancy mainly seen in the first two years of life. The data about the incidence of infantile fibrosarcoma occurring in the neck in ...

Hibernoma: case report of a rare lipomatous tumor

An. bras. dermatol; 94 (5), 2019

Inflammatory myofibroblastic tumor of the prostate after transurethral resection of the prostate with negative expression of anaplastic lymphoma kinase: a case report

Säo Paulo med. j; 136 (5), 2018
ABSTRACT CONTEXT: Inflammatory myofibroblastic tumors are a rare type of soft-tissue tumor. Inflammatory myofibroblastic tumors are characterized by rearrangements involving the anaplastic lymphoma kinase gene locus on 2p23. Case Report: We report the case of a 67-year-old Chinese male who presented wi...

Hamartoma fibroso de la infancia umbilical: reporte de un caso

Rev. chil. pediatr; 89 (5), 2018
Resumen: Introducción: el hamartoma fibroso de la infancia (HFI) es un tumor benigno de partes blandas que se presenta generalmente en población infantil y que posee una morfología histológica característica. Objetivo: describir un caso de HFI congénito de características clínicas e histológic...

Extradigital glomus tumor mimicking osteomuscular disease

An. bras. dermatol; 93 (3), 2018

Giant atypical lipoma

An. bras. dermatol; 92 (4), 2017
Abstract: Liposarcomas correspond to the most common histological subtype of soft tissue sarcomas. They can be subdivided into: well differentiated or atypical lipoma, undifferentiated, myxoid, round, and pleomorphic cells. Atypical lipomas are the most prevalent and usually appear as asymptomatic soften...