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Key Points • A lucent lesion with central calcification in the anterior os calcis is considered pathognomonic of an intraosseous lipoma. • Confirmation of fat composition of a bone lesion by MR imaging or CT is usually sufficient to confirm the diagnosis of a lipogenic tumour of bone without the need to biopsy. • Although other lesions may contain fat, they are nearly always benign...
Objective The objective was to retrospectively record the CT and MRI features and healing patterns of acute, incomplete stress fractures of the pars interarticularis. Method The CT scans of 156 adolescents referred with suspected pars interarticularis stress fractures were reviewed. Patients with incomplete (grade 2) pars fractures were included in the study. Fractures were assessed on CT according...
Objective Dynamic contrast-enhanced MRI of patients with rheumatoid arthritis has shown a decrease in the early enhancement rate (EER) of synovitis after treatment. The purpose of this work was to investigate the underlying changes. Methods 3D dynamic contrast-enhanced images were acquired from 13 patients before and 1–2 weeks after anti-TNFα treatment. The EER of the inflamed synovium was measured...
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