The appearance of “faggot Auer rods” in blasts of non-M3 acute myeloid leukemia
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By
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Cui Zhang
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Jia Li
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Wenfang Zhuang
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June 8, 2026
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Clinical Scorecard: Identification of 'faggot Auer rods' in blast cells of non-M3 acute myeloid leukemia
At a Glance
| Category | Detail |
|---|
| Condition | |
| Key Mechanisms | Aberrant proliferation of myeloid blasts with presence of 'faggot Auer rods.' |
| Target Population | |
| Care Setting | |
Key Highlights
- Presence of 'faggot Auer rods' can be misidentified as abnormal promyelocytes.
- Diagnosis of non-M3 AML confirmed despite morphological similarities to APL.
- Flow cytometry revealed blasts positive for CD117, CD33, and MPO.
- No APL-specific fusion genes detected in the patient.
Guideline-Based Recommendations
Diagnosis
Management
- All-trans retinoic acid treatment was administered but was ineffective.
Monitoring & Follow-up
Risks
Patient & Prescribing Data
79-year-old male with leukocytosis and monocytosis.
Initial treatment with all-trans retinoic acid was ineffective.
Clinical Best Practices
- Avoid reliance on morphology alone for diagnosis of AML subtypes, including molecular testing for RARα-related fusion genes.
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