A 19 years old, male patient presented with symptoms of smoky urine for 2 weeks, puffiness of face and diminished urine output for 3 weeks associated with occasional lower abdominal and flank pain. Patient’s history, clinical findings and available investigations were strongly suggestive of Idiopathic Rapidly Progressive Glomerulonephritis. The patient showed excellent response to glucocorticoid and cytotoxic agent