Vitamin B12 deficiency secondary to cobalamin F deficiency simulating dyskeratosis congenita

• Lama Altawil, MD,
• Hind Alshihry, MD,
• Hala Ahmed, MD,
• Hanan E. Shamseldin, MD,
• Fowzan Alkuraya, MD

Affiliations

Lama Altawil, MD

Department of Dermatology and Dermatologic Surgery, Prince Sultan Military Medical City, Riyadh, Saudi Arabia; Correspondence to: Lama Altawil, MD, Department of Dermatology, Prince Sultan Military Medical City, PO BOX 7897, Riyadh 11159, Saudi Arabia.

Hind Alshihry, MD

Department of Dermatology and Dermatologic Surgery, Prince Sultan Military Medical City, Riyadh, Saudi Arabia

Hala Ahmed, MD

Department of Hematology, Prince Sultan Military Medical City, Riyadh, Saudi Arabia

Hanan E. Shamseldin, MD

Department of Genetics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia; Department of Pediatrics, Prince Sultan Military Medical City, Riyadh, Saudi Arabia

Fowzan Alkuraya, MD

Department of Genetics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia; Department of Pediatrics, Prince Sultan Military Medical City, Riyadh, Saudi Arabia