Figure 2: (a) Skin biopsy of the lesion on the right upper arm showed a noncaseating necrotizing granuloma in the subcutaneous layer. (b) The magnified picture from the blue box in Figure 2a showed a noncaseating necrotizing granuloma. (c) The magnified picture from the red box in Figure 2a showed the granuloma consisting of lymphocytes, epithelioid cells, and foreign-body giant cells with intracytoplasmic vacuoles in the subcutaneous tissue (red arrows)