Posterior columns sensations in lower limbs are lost in
Refer KDT 6/e p589 Deficiency of vitamin B12 leads to Megaloblastic anemia which is indistinguishable from folic acid deficiency Deficiency also have manifestations related to loss of myelin like Subacute combined degeneration of spinal cord
Vitamin A deficiency
Vitamin B12 deficiency
Vitamin C deficiency
Vitamin D deficiency
General anatomy