Diagnostic workup-hemoptysis

• Localize bleeding site

• (r/o GI or ENT source by H&P ± endo);

• determine whether

  • unilateral or bilateral,
  • localized or diffuse,
  • parenchymal or airway by CXR/chest CT ± bronch

• PT, PTT, CBC to rule out coagulopathy

• Sputum culture/stain for bacteria, fungi and AFB;

• cytology to r/o malignancy

• ANCA, anti-GBM, ANA,

• urinalysis to ✓ for vasculitis or pulmonary-renal syndrome