DESCRIPTION

A previously healthy 31-year-old woman presented to our emergency department with a 1-month history of fever, non-productive cough, malaise and weight loss. She also reported having had low back and left buttock pain for the last 5 months. Stress tests of the sacroiliac joint, namely the lateral pelvic compression test, the fl ex-ion, abduction and external rotation of the hip joint test and the Gaenslen´s test (hyperextension of the hip with pelvis fi xed by fl exion of opposite hip and knee) were positive, that is, they elicited pain on the left sacroiliac joint. Chest radiography performed on admission showed multiple, faint small nodules in both lungs ( fi gure 1A). A subsequent fundus examination revealed a greyish-white oblong patch with indistinct edges in the right eye ( fi gure 1B), which was ascribed to choroidal tubercle b