Fig. 10From: Concomitant septic arthritis of the hip joint and femoral head avascular necrosis in patients with recent COVID-19 infection: a cautionary reporta, b Coronal PD fat sat image shows a focus of bone marrow edema in acetabulum which has low signal in coronal non-fat sat T1 images with signal intensity darker than adjacent muscle (yellow arrow) which was suspicious for presence of osteomyelitis, c coronal PD fat sat image shows joint space narrowing and full thickness cartilage loss in the weight-bearing surface (blue arrow)Back to article page