Vitamin B12 (Cobalamin)

Abstract

Final Stage (caused by Megaloblastic Microcytic Anemia) Severe Fatigue Weakness Headaches Irritability Difficulty concentrating Shortness of breath Heart palpitations Neurologic Problems (can occur with or without other symptoms) Clumsiness Poor coordination Numbness and/or pain in extremities Abnormal gait Loss of coordination, proprioception, vibration sense or touch in ankles & toes Swelling of fibers or breakdown of protective coating around nerve cells (demylenation) Irritability, memory loss, disorientation, hallucinations, psychosis, dementia