Vitamin B12 deficiency presenting with hyperpigmentation and pancytopenia

Area of Science:

• Internal Medicine
• Hematology
• Dermatology

Background:

• Systemic conditions can manifest with hyperpigmentation and generalized weakness.
• Vitamin B12 deficiency is an uncommon cause of hyperpigmentation.
• Pancytopenia concurrent with these symptoms is exceptionally rare.

Observation:

• This report details a rare clinical presentation.
• The patient exhibited hyperpigmentation and pancytopenia.

Findings:

• The patient was diagnosed with Vitamin B12 deficiency.
• This highlights a rare but significant association between Vitamin B12 deficiency, hyperpigmentation, and pancytopenia.

Implications:

• Early identification of Vitamin B12 deficiency is critical.
• Prompt management can avert severe neurological complications.
• This case broadens the differential diagnosis for hyperpigmentation and pancytopenia.