Fig 1From: Primary cutaneous malignant granular cell tumor: a case report in China and review of the literature a, The mass bulged from the skin with a rough surface, ulceration and necrosis. The mass was well circumscribed with 3.0 cm in diameter and bulged from the skin with 2.8 cm high; b, The section was firm and gray white with toughness. The normal structure of the skin disappeared and the tumor invasion to the subcutaneous fat layerBack to article page