Kaposi's sarcoma is a vascular tumor usually involves skin, mucous membrane and other organs. HIV associated Kaposi's sarcoma is very rarely reported in Bangladesh. The reporting case was presented with a recurrent, ulcerated, firm nodule on left groin along with multiple blackish flat or raised lesions on different parts of body. According to previous histopathological report this case CASE REPORTS was operated as a case of recurrent fibrous histiocytoma and this time the diagnosis was confirmed histologically and by immunohistochemistry as Kaposi's sarcoma. Later, it was found that the patient is serologically positive for HIV.