The etiology of anemia in adults is often multifactorial. This case highlights an uncommon combination of causes of anemia and the importance of a diagnostic workup guided by a patient's unique history, risk factors, and laboratory findings.
Keywords: anemia; hematology; infectious diseases; pernicious anemia; schistosomiasis; vitamin B12 deficiency.
© 2021 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.