30-yr-male have hemoptysis, facial puffiness, microscopic hematuria & increased serum creatinine. What should be included in the investigation:

This patient have -facial puffiness and hemoptysis microscopic hematuria & increased serum creatinine The possible aetiology includes: Good pasture syndrome Vasculis Q (Wegener’s granulomatosis, CSS, Microscopic ployangis) SLE' Cryoglobulinemia Investigation; To be recommended Chest X-ray or CT scan Chest should be done for any cavitary lesions or infiltrates. ANCA should be advised for Wegener's granulomatosis, MPA, CSS (Charge Strauss syndrome). 24-hour urinary protein should he done to document Glomerular proteinuria ANA for SLE