“…In the majority of cases, osteonecrosis is asymptomatic and occurs early in the course of the disease ( 4 ) . MRI is an excellent method for evaluating and diagnosing musculoskeletal disorders ( 6 - 10 ) , particularly complications related to bone fractures and osteonecrosis, thus allowing major sequelae to be avoided ( 2 - 5 ) . T1-weighted sequences with fat suppression after gadolinium administration, demonstrating soft tissue fluid collection with peripheral contrast enhancement, are essential for the diagnosis of abscess and osteomyelitis.…”