My 50 old father is suffering from blood loss through stool and urine .he is not feeling well from last 2 months.when we tested yesterday after blood transfusion hb is 8.2 and before it was 5.4 and he is feeling better now.and cancer specialist doctor said it's
B12 deficiency only no need to do endoscopy and the other doctor said we have to it there is a chance
Blood serum percentage is 5000
Note ;he is not eating non veg from last few years & he don't have any habbits drinking smoking etc