When vitamin B12 deficiency strikes early: A case of pernicious anemia with neurological features Vigneshvarprashanth Umapathy 1 , RM Subbaiah 2 1 Resident Internal Medicine, Kauvery Hospital, Tennur, Trichy, Tamil Nadu, India 2 Consultant Haemato-oncologist, Kauvery Hospital, Tennur, Trichy, Tamil Nadu, India Abstract A young girl presented with long-standing anemia, unsteady gait, generalized fatigue, and hyperpigmentation
Regular B12 injections may help improve mood, memory, and mental clarity
Side effects often peak around weeks 6-8 before substantially improving
Draw volume for a 150 mcg dose: 0.150 mg 3.33 mg/mL = 0.045 mL
A 5-unit air bubble in a 25-unit draw means you are only injecting 20 units of actual solution