718 Pilonidal Disease: Diagnosis Which Can Be Unexpected

Abstract Background Pilonidal disease is seen at sacrococcigeal region in prevalent number of cases. We present an unusual case abscess lumbar which turned out to be a pilonidal sinus. Case presentation A 18-year-old male presented the outpatient clinic with swelling area for 1 month. Physical examination revealed inflammatory infiltrate 1,5*1,5cm, fluctuation, located projection L4-L5 vertebrae. The initial diagnosis was made. Initial management During incision and drainage 10 ml malodorous purulent discharge emerged along collection hair. subcutaneous tract run caudally 8 cm close upon gluteal cleft, where midline pit discovered. Diagnosis Based on clinical intraoperative findings final sacrolumbar Investigation X-ray asymmetric, deformed L5 vertebrae, possibility being developmental variation. concurrent osteomyelitis put into question, rejected based results CT that no bone-destructive pathology. Final After healing surgical wound sinusectomy cleft accomplished inpatient setting, additional interventions regarding were performed. Outcome patient monitored intermittently after 9 months signs recurrence observed. Conclusion Draining sinus cyst able spread apparently distant location can markedly complicate diagnosis.