General Medicine General b0bf32f7 A 60 yr old female with history 8 blood transfusions in 2yrs.Her Hb-60g/I , TLC-5800, platelet-3.4 Iakhs, MCV-60, RBC-2.1 lakhs/mm3. She is having hypochromic mierocytic anemia. Which investigation is not needed?- A Evaluation for pulmonary hemosiderosis B Urinary hemosiderin C Bone marrow examination D G1 endoscopy