Fig. 2From: Botulinum toxin: a new differential diagnosis for a lytic bone lesionHematoxylin and eosin-stained section from the core biopsy, demonstrating reactive bone with intertrabecular fibrosis and small vessel proliferation. There is a dilated blood vessel containing a fibrin thrombosis and small strips of skeletal muscle fibers. Magnification ×200, scale bar 100 μm. The arrows denote the presence of the lytic lesion seen on magnetic resonance imagingBack to article page