Megaloblastic anemia due to hereditary intrinsic factor deficiency presenting as recurrent anemia in a young girl—a case report

Renuka Sri Ananta Lakshmi Motamarri, Vigneshwaran Muthuvel, Sravani Madhileti, Ramya Srinivasa Rangan, Venkatesh Chandrasekaran, Dhandapany Gunasekaran, Department of Pediatrics, Jawaharlal Institute of Post Graduate Medical Education and Research

Nutrition and Health

Published online on April 21, 2026

Abstract

Nutrition and Health, Ahead of Print.
Background:Childhood anemia is a very common problem in India, out of which more than one-third is attributed to vitamin B12 deficiency.Aim:To follow up on a girl with recurrent anemia who was later diagnosed with hereditary intrinsic factor deficiency....