Severe Pernicious Anemia: A Case Report

Area of Science:

• Internal Medicine
• Hematology
• Immunology

Background:

• Pernicious anemia is an autoimmune disorder causing vitamin B12 deficiency.
• Impaired vitamin B12 absorption is a key characteristic of this condition.
• It is an infrequent but significant cause of vitamin B12 deficiency.

Observation:

• Clinical symptoms are often subtle, non-specific, and can be debilitating.
• Fatigue and asthenia are common presenting complaints in primary care.
• Delayed diagnosis is frequent due to the non-specific nature of symptoms.

Findings:

• Early recognition in primary care is crucial for timely diagnosis.
• Appropriate vitamin B12 replacement therapy leads to patient recovery.
• Timely laboratory investigations are vital for early disease detection.

Implications:

• Highlights the importance of thorough clinical evaluation for non-specific symptoms.
• Emphasizes the role of primary care in identifying and managing pernicious anemia.
• Underscores the need for prompt laboratory testing to prevent severe complications.