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A case of immune complex type hemolytic anemia induced by initial micafungin administration

Hiroto Ishii1, Tomohiko Sato2, Miyuki Ishibashi2

  • 1Division of Clinical Oncology and Hematology, Department of Internal Medicine, The Jikei University School of Medicine, Tokyo, Japan.

International Journal of Infectious Diseases : IJID : Official Publication of the International Society for Infectious Diseases
|July 15, 2022
PubMed

Insights

Micafungin can cause immune complex hemolytic anemia, even upon initial use. This rare side effect requires greater clinical awareness, especially in patients undergoing chemotherapy.

Area of Science:

  • Hematology
  • Pharmacology
  • Immunology

Background:

  • Primary amyloidosis treatment often involves chemotherapy.
  • Antifungal prophylaxis, such as with micafungin, is common during chemotherapy.
  • Immune hemolytic anemia is a rare but serious adverse drug reaction.

Observation:

  • A 42-year-old Japanese man developed immune complex hemolytic anemia.
  • This reaction occurred after the initial administration of micafungin.
  • The patient was receiving chemotherapy for primary amyloidosis.

Findings:

  • This is the first reported case of micafungin-induced hemolytic anemia upon initial administration.
  • Previous literature documented similar reactions only after secondary administration.
  • The mechanism involves immune complex formation triggered by micafungin.

Implications:

  • Clinicians should be aware of the potential for micafungin to cause hemolytic anemia early in treatment.
  • Monitoring for signs of hemolytic anemia is crucial in patients receiving micafungin, particularly during chemotherapy.
  • This case highlights the importance of considering drug-induced immune hemolytic anemia even with initial drug exposure.
Keywords:
Drug-induced immune hemolytic anemiaMicafungin

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