Can (99m)technetium methylene diphosphonate bone scans objectively document costochondritis?

Study Objectives: To determine whether bone imaging with 99mTc methylene diphosphonate is a specific method of making the diagnosis of costochondritis in patients with chest pain who rule out for myocardial infarction.

Design: Nonblinded prospective controlled study in 20 patients and 10 control subjects.

Setting: Inpatient medical service of a tertiary teaching hospital.

Occipital aneurysmal bone cyst: CT features.

A case of aneurysmal bone cyst arising from the lower occipital squama with intracranial extension is presented. The case is unique in that the cyst showed fluid levels on CT. Another peculiarity of this case was postoperative recurrence.