A 24-year-old man presents with haemoptysis and haematuria and a creatinine that has doubled in a week. The renal immunofluorescence shown displays smooth, continuous ribbon-like staining along the glomerular basement membrane. Which disease is this, and what is the target antigen? A) Immune-complex glomerulonephritis with granular deposits B) Anti-glomerular-basement-membrane disease targeting the alpha-3 chain of type IV collagen C) Pauci-immune ANCA-associated vasculitis D) IgA nephropathy with mesangial deposits Telegram Community https://t.me/clinicamed_community X https://x.com/clinicamed_hq Instagram https://www.instagram.com/clinicamed_hq Website www.clinica-med.com Facebook https://www.facebook.com/clinicamed LinkedIn Page https://www.linkedin.com/company/clinicamed-hq/ Telegram announcement https://t.me/clinicamed_updates
A 24-year-old man presents with haemoptysis and haematuria and a… — Clinicamed Updates — TG.ME
September 4, 2026 149