Hookworm Disease Differential Diagnoses

Updated: Jul 31, 2018
  • Author: David R Haburchak, MD, FACP; Chief Editor: Pranatharthi Haran Chandrasekar, MBBS, MD  more...
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Diagnostic Considerations

Once iron-deficiency anemia from blood loss is diagnosed, it is important to remember that rare causes of intestinal blood loss (eg, polyps and Meckel diverticulum) are far less common in developing countries than is hookworm disease.

Respiratory symptoms with peripheral eosinophilia suggest a parasitic etiology.

Differentiation between scabies and cutaneous larva migrans is not always easy, especially if the latter occurs with atypical rash. Important distinguishing criteria for scabies include the following:

  • History of exposure

  • Burrows between fingers or near nipples and genitalia

  • Crusty lesions on the hands or feet (Norwegian scabies)

  • Generalized pruritus