Marker of glomus tumor?
Correct Answer: CD-57
Description: Ans. is 'a' i.e., CD-57 Glomus tumor is a benign mesenchymal neoplasm of the subcutaneous tissue of the distal extremities and head & neck region. Immunohistochemistry shows smooth muscle actin, vimentin, collagen IV and CD-57, with little to no expression of neuroendocrine, endothelial or epithelial markers. Markers that have been proved consistently negative include cytokeratin, synaptophysin, chromogranin A, CD-31 and S-100 protein. Glomangioma (Glomuvenous malformation) Glomangioma is a variant of glomus tumor It is characterized by multiple tumors resembling cavernous hemangioma, lined by glomus cells. Glomangioma is blue-red, extremely painful vascular neoplasm. It involves a glomeriform aeriovenous anastomosis (glomus body) It may be found anywhere in the skin, most often in the distal poion offingers and toes, especially beneath the nails (subungal). Secondary thrombosis and phlebolith formation may occur in these lesions.
Category:
Pathology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now