18th February 2024

A 32-year-old male presents to the acute medical unit with a 2-week history of haemoptysis

A 32-year-old male presents to the acute medical unit with a 2-week history of haemoptysis and a 3-day history of haematuria. He also experienced six months of weight loss. Blood tests showed an acute kidney injury (AKI). Urinalysis showed haematuria and proteinuria. A renal biopsy showed crescentic glomerulonephritis. Immunology revealed positive anti-GBM antibodies with negative p-ANCA and c-ANCA antibodies.

Which of the following findings is most likely associated with the underlying diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.