Hyperpigmentation in an Infant due to Vitamin <scp>B12</scp> Deficiency: Case Report
Learning Points Vitamin B12 deficiency in infants may present with neurologic and rare cutaneous signs such as distal hyperpigmentation. Maternal vegetarian or vegan diets during pregnancy and lactation increase the risk of infantile B12 deficiency. Early recognition and treatment with intramuscular hydroxocobalamin can prevent irreversible neurodevelopmental sequelae.
Authors
- Carmen Malca Gomez
- Luis Zavaleta Medina
- Miriam Arredondo‐Nontol
- Edward Vertiz Barrantes
Institutions
- Antenor Orrego Private University (PE)
- Institute of Health Research, Epidemiological Surveillance and Training (SN)
- EsSALUD (PE)
- Universidad Nacional de Tumbes (PE)
Publication Details
- Journal
- Journal of Paediatrics and Child Health
- Published
- 2026-01-21
- DOI
- https://doi.org/10.1111/jpc.70294
- Primary Topic
- Folate and B Vitamins Research
- Type
- article
- Field-Weighted Citation Impact
- 0.00