Jul 26, 2023 · Small cell carcinoma of ovary, hypercalcemic type is a rare and highly aggressive ovarian malignancy defined by an inactivating mutation of the SMARCA4 gene, that occurs in young women and is commonly associated with hypercalcemia

Apr 27, 2021 · Esophagus - Undifferentiated carcinoma Esophageal undifferentiated carcinoma is a rare and aggressive carcinoma that is histologically characterized by sheets of cells with high grade features, frequent rhabdoid appearance and monotony.

Jun 1, 2022 · SMARCB1 is an SWI / SNF related, matrix associated, actin dependent regulator of chromatin subfamily B member 1; it is located on chromosome 22q11.2 and encodes a core subunit of the ATP dependent SWI / SNF chromatin remodeling complex

Feb 29, 2024 · Mediastinum - Germ cell tumors account for 1 - 15% of all mediastinal neoplasms in adults and 11 - 20% in children and are classified as seminomas and nonseminomatous

O-Z: perivascular epithelioid cell tumor (PEComa) POLE ultramutated endometrial carcinoma progestin therapy related changes serous carcinoma SMARCA4 deficient uterine sarcoma smooth muscle tumors of uncertain malignant potential staging-carcinoma and carcinosarcoma staging-sarcoma undifferentiated / dedifferentiated carcinoma (endometrium ...

Feb 6, 2024 · Classic, desmoplastic / nodular, medulloblastoma with extensive nodularity and large cell / anaplastic medulloblastoma; the most common CNS embryonal tumor of childhood and second only to pilocytic astrocytocytoma of all intracranial neoplasms

Jun 29, 2023 · Sinonasal carcinoma-general: rare and heterogenous group of malignancies that originate in the nasal cavity and paranasal sinuses and present with different histologic features and clinical behavior

Aug 29, 2024 · Teratocarcinosarcoma (TCS) is a malignant sinonasal tract neoplasm containing mixed epithelial, mesenchymal and primitive neuroepithelial elements.

May 31, 2023 · Squamous cell carcinoma is a malignant tumor arising from epithelial cells with squamous differentiation demonstrated either immunohistochemically or morphologically, with the presence of keratinization or intercellular bridges

Aug 26, 2021 · Sertoli-Leydig cell tumor is a rare ovarian tumor composed of sex cord (Sertoli cells) and stromal (Leydig cells) elements, accounting for < 0.5% of all ovarian neoplasms