Pulmonary

Question 1

recurrent URI with hemoptysis, b/l LE pitting edema, hematuria, pyuria, proteinuria, elevated creatinine, +PR3

Answer 1

granulomatosis with polyangiitis
saddle nose deformity

Question 2

recurrent pulm alveolar hemorrhage and acute glomerulonephritis
-ANCA, -PR3, +anti-GBM ab

Answer 2

goodpasture syndrome (+ANCA, +PR3, consider granulomatosis with polyangiitis)