Results 1 to 10 of about 6,407 (164)

Congenital Hemangiopericytoma in a Neonate

Journal of the Formosan Medical Association, 2006
Hemangiopericytoma is a rare malignant vascular tumor that usually occurs in adults. The occurrence of these tumors in infants, known as congenital or infantile hemangiopericytoma, is even rarer and their behavior may be more benign than the adult type ...
Wu-Shiun Hsieh, Wen-Ming Hsu, Chien-Yi Chen   +2 more
exaly   +3 more sources

Hemangiopericytoma in the sacrococcygeal space: a case report

Journal of Medical Case Reports, 2010
Introduction A hemangiopericytoma is a rare, soft-tissue tumor of vascular origin derived from a pericyte of Zimmerman, which is a modified smooth muscle cell that surrounds the small blood vessels.
Watanabe Takashi, Oku Yoshimasa, Tominaga Toshiji, Matsuda Kenji, Hotta Tsukasa, Takifuji Katsunari, Yokoyama Shozo, Kitahata Yuji, Ieda Junji, Yamaue Hiroki   +9 more
doaj   +1 more source

Bilateral metastatic renal hemangiopericytoma ten years after primary intracranial lesion

International Brazilian Journal of Urology, 2006
We report a case of bilateral metastatic renal hemangiopericytoma. A 37-year-old Caucasian male presented in 1993 with intracranial hemangiopericytoma.
Lee N. Hammontree, Kristopher Whitehead, James M. Markert   +2 more
doaj   +1 more source

Isolated hemangiopericytoma of the conjunctiva

American Journal of Ophthalmology Case Reports, 2022
Purpose: To report a unique presentation of hemangiopericytoma and discuss the clinical course, pathological features, and management of this tumor. Observations: An otherwise healthy 54-year-old Caucasian female presented with a painless conjunctival ...
William Edwards, Caroline Craven, Joseph Ryan Turner, Hans Grossniklaus, Jill Wells   +4 more
doaj   +1 more source

A case of primary hemangiopericytoma of liver

Journal of Medical Sciences, 2015
Background: Hemangiopericytoma is a vascular tumor arises from pericyte of Zimmermann. Hemangiopericytoma arises from varies the location, but most commonly reported in extremities, retroperitoneum, head and neck, spine and cranium.
Jayabal Pandiaraja, Viswanathan Subramanian   +1 more
doaj   +1 more source

Sinonasal hemangiopericytoma: A rare sinonasal tumor

SAGE Open Medical Case Reports, 2023
Hemangiopericytoma is a rare vascular tumor arising from pericytes and occurs very rarely in sinonasal region. A 48-year-old man with sinonasal mass presented with nasal obstruction and occasional epistaxis. Nasal endoscopy showed a readily bleeding mass
Apar Pokharel, Sabina Rai, Alina Baral
doaj   +1 more source

Rare case of hemangiopericytoma in a domestic short-haired cat [PDF]

The Iranian Journal of Veterinary Science and Technology, 2021
A two-year-old queen was referred to the surgery section of veterinary hospital with lateral recumbency position and the primary diagnosis of dystocia. The queen was highly lethargic and dehydrated, with a pale mucous membrane, a rectal temperature of 37.
Farzad Hayati, Ensiyeh Sajadian Jaghargh, Mohsen Maleki, Mahdi Hassankhani, Hossein Khoori babalhakam, Fatemeh Namazi   +5 more
doaj   +1 more source

Endoscopic Resection of Sinonasal Hemangiopericytoma following Preoperative Embolisation: A Case Report and Literature Review

Case Reports in Otolaryngology, 2013
Objectives. Hemangiopericytoma is a rare tumor entity deriving from pericytes. Less than 5% of hemangiopericytoma occur in the nasal cavity and are characterised by a rather benign nature with low tendency of metastasis.
Georg J. Ledderose, Donata Gellrich, Markus Holtmannspötter, Andreas Leunig   +3 more
doaj   +1 more source

Unpredicted Sudden Death due to Recurrent Infratentorial Hemangiopericytoma Presenting as Massive Intratumoral Hemorrhage: A Case Report and Review of the Literature

Case Reports in Neurological Medicine, 2014
Unpredicted sudden death arising from hemangiopericytoma with massive intracranial hemorrhage is quite rare. We encountered a patient with recurrent infratentorial hemangiopericytoma presenting as life-threatening massive intracerebral hemorrhage.
Toshihide Tanaka, Naoki Kato, Yuzuru Hasegawa, Yuichi Murayama   +3 more
doaj   +1 more source

Hemangiopericytoma of the spleen: Unusual presentation as multiple abscess

World Journal of Surgical Oncology, 2005
Background Hemangiopericytoma is a soft tissue vascular neoplasm arising from capillary pericytes and is found throughout the body in soft tissues and bone. It was first described in 1942.
Kumar Mohan, Khanna Rahul, Tripathi Kamlakar, Kumar Mukesh, Khanna Ajay K   +4 more
doaj   +1 more source