Results 61 to 70 of about 7,752 (214)

Hemangiopericytoma of the breast

The Journal of the American Osteopathic Association, 1991
Hemangiopericytoma is an extremely rare soft tissue tumor of the pericytes that surround the walls of blood vessels. The lesion is characterized by proliferation of the pericytes above the basement membrane. The microscopic features of the hemangiopericytoma can often be demonstrated by reticulin staining. Clinical presentation can vary. The lesion has
F G, Meoli, N L, Kopitnik
openaire   +2 more sources

Oral Hobnail Hemangioma of the Maxillary Labial Mucosa: Clinicopathologic Findings of a Rare Case

Case Reports in Dentistry, Volume 2026, Issue 1, 2026.
Oral hobnail hemangioma is an exceptionally rare benign vascular lesion of the oral cavity. A 57‐year‐old edentulous woman presented for evaluation of discomfort associated with her existing prosthesis, and intraoral examination revealed a bluish‐purple, smooth‐surfaced, asymptomatic nodular lesion located in the anterior maxillary labial mucosa ...
Kevser Dinç, Füsun Yaşar, Murat Çelik, Hannah Wesley   +3 more
wiley   +1 more source

Silent but significant: A rare case of palatal hemangiopericytoma

Indian Journal of Dental Research
Objectives: To report a rare presentation of palatal hemangiopericytoma and highlight its clinical behavior, diagnostic challenges, and management outcomes. Methods: A middle-aged male patient presented with a firm, non-tender posterior palatal swelling.
Chatoi Socia, Sujata Mohanty
doaj   +1 more source

A Sui Generis Report: Synchronous Mucinous Tubular and Spindle Cell Carcinoma of the Kidney and Invasive Breast Carcinoma

Case Reports in Pathology, Volume 2026, Issue 1, 2026.
Multiple primary malignant neoplasms (MPMNs) are rare entities characterized by the presence of two or more distinct primary malignancies in a single patient. Synchronous occurrence of invasive breast carcinoma and mucinous tubular and spindle cell carcinoma (MTSCC) of the kidney is a “sui generis” phenomenon, and besides, MTSCC is an exceedingly rare ...
Zachariah Chowdhury, Pallavi Majumdar, Ipsita Dhal, Sashank Saini, Sneha, Isha Makker, Suraiya Saleem   +6 more
wiley   +1 more source

Recurrent Hemangiopericytoma With Multiple Extracranial Metastates: A Case Report

, 2008
Hemangiopericytoma is an uncommon, highly vascular tumor of pericyte origin that may occur anywhere capillaries are found. These tumors are usually located in the musculoskeletal system, retroperitoneum and the skin.
Kutsal Devrim Seçinti, Gökmen Kahiloğulları, Hakan Tuna, Yusuf Şükrü Çağlar   +3 more
core  

Four Cases of Hemangiopericytoma and the Contribution of Radiotherapy in Their Management

Indian Journal of Neurosurgery, 2017
Hemangiopericytomas are tumors arising from the Zimmerman pericytes. They are characterized by their propensity to recur aggressively and metastasize. Surgery forms the primary treatment modality.
Bhargavi Ilangovan, Neetu Sasikumar, Janos Stumpf, Rathna Devi, Murli Venkatraman, S. Kalyanaraman   +5 more
doaj   +1 more source

Prenatal Detection of Congenital Hemangiopericytoma: Case Report and Systematic Review

Case Reports in Obstetrics and Gynecology, Volume 2026, Issue 1, 2026.
Congenital hemangiopericytoma (HPC) is a rare mesenchymal tumor of perivascular differentiation, characterized by prominent vascularity and heterogeneous clinical behavior in neonates. Prenatal diagnosis, particularly of intracranial lesions, is exceptional and poses significant diagnostic and management challenges.
Antonia Lettieri, Giuliana Orlandi, Olimpia Gabrielli, Luigi Manzo, Laura Letizia Mazzarelli, Giordana Sica, Letizia Di Meglio, Lavinia Di Meglio, Ferdinando Antonio Gulino, Carla Ettore, Giosuè Giordano Incognito, Attilio Tuscano, Maurizio Guida, Giuseppe Ettore, Aniello Di Meglio, Dani Ejzenberg   +15 more
wiley   +1 more source

A case report of congenital Hemangiopericytoma as a buttock mass in a newborn

Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2001
Objective: Hemangiopericytoma is a rare tumor with vascular origin with an incidence of only 10% among children. Along with the report of this rare condition, we reviewed literature.
Y ZahedPasha, M Ahmad Pour, A Hadipour, E Shafigh   +3 more
doaj  

Recurrent Meningeal Hemangiopericytoma with Multiple Metastasis and Hypoglycemia: A Case Report

Case Reports in Medicine, 2012
Aims. We report on the unusual case of a 43-year-old man who developed recurrent meningeal hemangiopericytoma and presented with hypoglycemia 6 years after excision of the tumor. Methods and Results.
Jammy Kin Iong Chan, Wah Cheuk, Luen Cheong Ho, Jian-Ming Wen   +3 more
doaj   +1 more source

Rare Tumours in Maxillary Region

Česká Stomatologie a Praktické Zubní Lékařství, 2012
Introduction: Malignant tumours located in maxillofacial region represent approximately 2-3% of all cancers and thus belonging to 10 most frequent malignancies.
J. Blahák, J. Zelinka, O. Bulik, K. Hušek, K. Múčková   +4 more
doaj   +1 more source