Presentation
Head injury following a fall. Incidental finding.
Patient Data
Age: 70 years
Gender: Female
From the case:
Biparietal osteodystrophy
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Incidental symmetrical thinning of both parietal bones.
From the case:
Biparietal osteodystrophy
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Right maxillary sinus fracture. Symmetrical thinning of the parietal bones (with only the inner table remaining). Note the abrupt transition to relatively normal vault thickness.
Case Discussion
Biparietal thinness or osteodystrophy. Thought its exact aetiology remains obscure, it likely reflects an age-related benig process.