Osteomyelitis is a serious condition that needs medical treatment right away.Signs and SymptomsSymptoms of osteomyelitis include:Pain, swelling, warmth, and redness at the site of the affected bonePersistent back pain that does not get better with rest, heat, or painkillersAbscesses with pus in tissue around the painful boneFever, in some casesFatigueOsteomyelitis in the hip, pelvis, or back may ca