Fish hook pattern of capillaries is seen in
Ans. (d) Hemangiopericytoma(Ref: Sternberg's Diagnostic Surgical Pathology, 5th Edition, table 511)HemangiopericytomaTumor derived from pericytes Q - perivascular cells that wrap around blood capillariesThese tumors most commonly arise from pelvic retroperitoneum Q or the limbs Q (particularly thighs).Capillaries are arranged in 'fish-hook pattern;' Q seen best with silver stains Q
Capillary hemangioma
Cavernous hemangioma
Angiosarcoma
Hemangiopericytoma
Blood Vessels