Vitamin B12 deficiency can lead to all, except:: (A) Megaloblastic aneamia., (B) Myopathy, (C) Optic neuritis, (D) Myelopathy.
Answer is B. Vitamin B12 deficiency
A. Hematological manifestations

Megaloblastic anemia
Macrocytic anemia

B. Neurological

Cerebrum —> dementia
Spinal cord --> myelopathy
Cranial nerve —> optic neuritis
Peripheral nerve —> Peripheral neuropathy