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What is True about glomangioma -a) Usually subungalb) More common in hands and feetc) Thrombosis can occurd) Most common type of glomus tumor and explain in detail?
Glomangioma (Glornuvenous 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 arteriovenous anastomosis (glonzus body)
It may be found anywhere in the skin, most often in the distal portion of fingers and toes, especially beneath the nails (subungal).
Secondary thrombosis and phlebolith formation may occur in these lesions.