Iliac bone tuberculosis with bicompartmental abscess

Description 

A 39-year-old man presented with insidious onset back pain and groin pain for 2 weeks, and limp for 7 days to orthopaedic outpatient department. He had anorexia for the past fortnight and had noticed weight loss of about 7 kg, though he remained afebrile. On examination, he had a pseudoflexion deformity of the right hip and tenderness in the right iliac fossa. An X-ray of the pelvis was done which showed an ill-defined lytic lesion in the anterior half of the right iliac blade with minimal periosteal reactions (figure 1). His laboratory investigation showed a high haemoglobin of 12 g/dL, erythrocyte sedimentation rate of 64 mm fall at the end of first hour, a raised total lymphocyte count of 13x10⁹/L with lymphocytosis 40%. His renal, liver and nutritional parameters were within normal range (albumin >3500 mg/dL, absolute lymphocyte count >1500/mm³). X-ray of the dorsolumbosacral region and chest was unremarkable. An MRI was done which...

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