Hydroxyurea-Induced Leg Ulceration in 14 Patients

  1. Patricia J. Best, MD;
  2. Mazen S. Daoud, MD;
  3. Mark R. Pittelkow, MD; and
  4. Robert M. Petitt, MD
  1. From Mayo Clinic and Mayo Foundation, Rochester, Minnesota. Requests for Reprints: Mark R. Pittelkow, MD, Mayo Clinic, 200 First Street SW, Rochester, MN 55905. Current Author Addresses: Dr. Best: Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic, 200 First Street SW, Rochester, MN 55905.

    Abstract

    Background: Hydroxyurea is an antineoplastic agent commonly used to treat myeloproliferative disorders and other nonneoplastic conditions.

    Objective: To further define the typical features of hydroxyurea-related cutaneous ulcers of the leg.

    Design: Retrospective, descriptive study of the medical records of patients who developed leg ulcers while receiving hydroxyurea therapy.

    Setting: A tertiary care medical center.

    Patients: Patients with myeloproliferative disorders who were treated with hydroxyurea.

    Results: 14 patients with extremely painful leg ulcers were identified. The most common ulcer site was the malleoli. Multiple ulcers were seen in 64% of patients. Patients had received hydroxyurea for an average of 6 years before ulcers developed. All ulcers healed after discontinuation of hydroxyurea treatment, and 2 patients developed ulcers after treatment was restarted.

    Conclusion: Hydroxyurea induces painful leg ulcers that are usually difficult to treat and require cessation of hydroxyurea therapy.

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