甲下外生骨疣是一种良性骨肿瘤,发生于足趾时,可以引起趾甲的改变而易误诊为趾甲的病变。本病国内文献报道较少,现将我院收治的5例报告如下。例1,男,22岁,战士。左足拇趾内侧长一包块,并逐渐增大一年余,局部疼痛,尤以穿鞋时为著。检查:左足拇趾内侧有一丘状隆起之小包块,趾甲抬高,甲面及周围皮肤粗糙,趾甲无溃烂。压痛。其他检查正常。 A lower exophytic osteophyte is a benign bone tumor. When it occurs in the toe, it can cause toenail changes and is often misdiagnosed as a toenail lesion. There are few reports of this disease in domestic literature. Now 5 cases reported in our hospital are reported below. Example 1, male, 22 years old, soldier. The inside of the left foot’s big toe grows into a mass, and gradually increases for more than a year, with local pain, especially when wearing shoes. Check: The left foot has a small bulge on the inside of the big toe. The nails are raised. The skin on the face and around the surface is rough, and the toenails have no ulceration. tenderness. Other checks are normal.