Fig. 4From: The efficacy of negative pressure wound therapy in treating sacroiliac joint tuberculosis with a chronic sinus tract: a case series a Sinus tracts in the left buttock. b Management with NPWT. c MRI of the sacroiliac joints: erosive changes and abscess involving the right sacroiliac joint and sinuses in the left buttock. d MRI demonstrating healed abscesses and solid bony fusion 36 months after NPWT and anti-tubercular therapyBack to article page