Presentation
Incidental finding on CT brain.
Patient Data
Age: 80 years
Gender: Male
From the case:
Osteoporosis circumscripta
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Info
Extensive loss of bone density (lysis) involving the bilateral parietal and occipital bones, and the right temporal bone. No bone expansion or soft-tissue mass. The appearance is characteristic of the lytic phase of Paget disease and is often referred to as osteoporosis circumscripta.
Case Discussion
Lytic phase Paget disease of the skull (osteoporosis circumscripta).
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