Case 163. Tuberculosis of skin (13 y-o M)

　 　 　 　
　 Biopsy from the neck skin, accompanying scarring fistula and nodal enlargement 　
　 　 　 　

　

 　 Fibrosing epithelioid granuloma extends into the subcutaneous tissue. The cytoplasm of the epithelioid cells appears to be foamy (HE). Necrosis is only focally seen.