Multifocal bacterial osteomyelitis after varicella infection: a rare but dreaded complication of chickenpox.

Chickenpox is an infectious disease common in children, which in most cases is benign toward the self-limited resolution. There are, however, serious systemic and musculoskeletal complications, especially in patients with immunosuppression. We report a case of multifocal skeletal muscle involvement, as a complication of chickenpox by Streptococcus pyogenes.