Toddler with a bump on the knee Pediatric Imaging Musculoskeletal April 8, 2024March 19, 2024 Transverse color doppler US of the left calf just inferior to the patella shows a well circumscribed, hypoechoic lesion in the sucutaneous tissues that is hypervascular in nature. The diagnosis was subcutaneous abscess. Related Published April 8, 2024March 19, 2024