Fig. 5From: Computed tomography evaluation of extensive intravenous angioleiomyoma: a case reportMicroscopic picture of the patient. The tumour consisted of spindle cells (a), which encircled the blood vessels as they grew (b). Immunohistochemically, the tumour was positive for Desmin (c) and SMA (d), confirming its myogenic origin. It was negative for p53. The Ki-67 level was approximately 1%, indicating low cell division activity. The final diagnosis was IVLBack to article page