<prompt> 30-yr-male have hemoptysis, facial puffiness, microscopic hematuria increased serum creatinine. What should be included in the investigation:X-ray chestANAANCACT scan  <response>: This patient have -facial puffiness and hemoptysis microscopic hematuria increased serum creatinineThe possible aetiology includes:Good pasture syndromeVasculis Q Wegeners granulomatosis, CSS, Microscopic ployangisSLECryoglobulinemiaInvestigation; To be recommendedChest X-ray or CT scan Chest should be done for any cavitary lesions or infiltrates.ANCA should be advised for Wegeners granulomatosis, MPA, CSS Charge Strauss syndrome.24-hour urinary protein should he done to document Glomerular proteinuriaANA for SLE 