case_images: PMC4314887_01
case_images: Large, blackish growths with verrucous, lobulated surface over the pubis, penis, scrotum, groin, and upper thigh
case_images: IDOJ-6-39-g001.jpg
case_images: PMC4314887_01_IDOJ-6-39-g001.jpg
case_images: F1
case_images: Examination revealed multiple, brownish black to black nodules, plaques, and tumors with lobulated, irregular, greasy surface [Figure 1].
case_images: Large, warty, lobulated tumors over the perineum, groin and upper thigh. Some areas are reddish, with eroded surface
case_images: IDOJ-6-39-g002.jpg
case_images: PMC4314887_01_IDOJ-6-39-g002.jpg
case_images: F2
case_images: In some areas, the lesions had erythematous moist erosions over the surface [Figure 2].
case_images: Histopathology showing hyperkeratosis, acanthosis with basaloid cells, papillomatosis and horn cysts within the acanthotic epidermis (H and E, x100)
case_images: IDOJ-6-39-g003.jpg
case_images: PMC4314887_01_IDOJ-6-39-g003.jpg
case_images: F3
case_images: Histopathological examination of multiple biopsy specimens showed similar features of hyperkeratosis, papillomatosis and acanthosis with proliferation of basaloid cells containing multiple horn cysts [Figure 3].