Reason: eval mass in webspace of 4/5 History: mass, pain Note is made of a lobulated mass measuring 1.8 x 1.5 x 1.2 cm situated along the plantar aspect of the PIP joint of the fifth digit of the right foot which demonstrates decreased signal abnormality on T1-weighted images, heterogeneous but predominantly increased signal abnormality on T2-weighted images and heterogeneous enhancement on postcontrast sequences corresponding to the patient's palpable area of concern. There is a skin marker in the overlying area. There is no erosion of the underlying bone. No bone marrow signal abnormalities are identified in the surrounding area. Severe osteoarthritis affects the first MTP joint with an associated hallux valgus deformity. Osteoarthritis affects scattered interphalangeal joints.
Nonspecific enhancing mass along the plantar aspect of the PIP joint of the fifth digit of the right foot. Differential considerations include giant cell tumor of tendon sheath or perhaps a peculiar Morton's neuroma. A bursitis or synovitis could also be considered. Other findings as described above.