Male, 78 years old. Evaluate for osteomyelitis. Inflammation or infection at right foot with redness and pain. There is abnormal bone marrow signal in the base of the second metatarsal and the middle cuneiform with enhancement on postcontrast imaging concerning for osteomyelitis. The remainder of the bone marrow signal is unremarkable, including the calcaneus.There is fluid around the peroneus brevis and longus tendons which likely represents tenosynovitis. The Achilles tendon is unremarkable. The tibialis posterior, flexor digitorum longus, and flexor hallux longus tendons appear unremarkable. Along the plantar medial aspect, deep to the second metatarsal there is a homogeneous, multilobulated cystic collection with minimal thin rim enhancement measuring up to 1.8 cm (series 8, image 8) which likely represents a ganglion cyst.
1. Findings suspicious for osteomyelitis in the base of the second metatarsal and middle cuneiform.2. Multilobulated, cystic collection with minimal rim enhancement which likely represents a ganglion cyst.