False diagnosis of orbital apex tumor by CAT scan in thyroid eye disease.
Computerized transaxial tomography is now the procedure of choice in diagnosing exophthalmos. Caution must be exercised, however, in interpreting the results. The patient reported here had a swollen inferior rectus muscle that simulated an orbital apex tumor on CAT scan.
D000328:Adult; D003951:Diagnostic Errors; D005133:Eye Movements; D006111:Graves Disease / Q000097:blood / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D009918:Orbital Neoplasms / Q000000981:diagnostic imaging*; D013972:Thyrotropin / Q000097:blood; D014057:Tomography, X-Ray Computed
D013972:Thyrotropin