First described in 1995 by Meis‐Kindbloom et al. as a variant of fibrosarcoma simulating
carcinoma, sclerosing epithelioid fibrosarcoma (SEF) is a malignant soft tissue sarcoma …

Sclerosing epithelioid fibrosarcoma (SEF) is a distinctive sarcoma that may arise in nearly
any soft tissue site or bone. While there has been past controversy as to whether it is related …

Morphological, immunohistochemical, and molecular methods often need to be combined
for accurate diagnosis and optimal clinical management of sarcomas. Here, we have …

Background Mesenchymal chondrosarcoma (MCS) is a rare translocation‐associated
sarcoma, driven by a canonical HEY1:: NCOA2 fusion. The tumors typically have a biphasic …

HEY1‐NCOA2 fusion is most described in mesenchymal chondrosarcoma. This is the first
case report of a primary renal spindle cell neoplasm of uncertain malignant potential with a …

Fibrosarcoma, originating from fibroblast cells, represents a malignant neoplasm that can
manifest across all genders and age groups. Fusion genes are notably prevalent within the …

The patient is a 50-year-old woman without comorbidity or notable medical history, including
a neoplasm excised in the past after detailed questioning about her clinical history. She …

Low-grade fibromyxoid sarcoma (LGFMS) is a rare subclass of sarcoma. Histologically, they
are characterized by bland-appearing fibroblastic spindle cells and are similar to sclerosing …

Sclerosing epithelioid fibrosarcoma (SEF) is an extremely rare subtype of sarcoma that
appears histologically low-grade yet usually has a clinically aggressive course with a high …

Introducción: el sarcoma fibromixoide de bajo grado (LGFMS) se considera un tumor de
tejidos blandos raro, que tiene tendencia a surgir del tronco y de las extremidades …