PNEUMOCOCCAL SACROILIITIS

We report an unusual case of Streptococcus pneumoniae sacroiliitis in a previously healthy 31-year-old woman, Six cases of pneumococcal sacr oiliitis have been reported; the only two cases in adults occurred in young women in the preantibiotic era, Our patient had fever and a depr essed level of consciousness, with subsequent right buttock and thigh pain, Blood cultures revealed S pneumoniae, and a bone scan showed inc reased tracer activity in the right sacroiliac joint. Although the cer ebrospinal fluid white blood cell count was only 3/mu L, culture of ce rebrospinal fluid grew S pneumoniae, Our patient was successfully trea ted with a 6-week course of intravenous antibiotics (penicillin G afte r an initial week of ceftriaxone), followed by 2 weeks of oral penicil lin therapy.