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Acute Myelomonocytic Leukemia M4 C0023479

Published: July 22, 2026Updated: August 20, 2026

A type of leukemia affecting blood and bone marrow cells. Primarily seen in older adults and treated with aggressive chemotherapy.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
C96.9
ICD-11
2A00.0
Body system
hematologic
Severity
severe
Chronic
false

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(hematologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Varies

Shortness of breath

(hematologic)

Night sweats

(hematologic)

Splenomegaly

(hematologic)

Gum infiltration

(hematologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

AML-Type Induction Chemotherapy

Standard AML induction chemotherapy regimen adapted for M4 subtype characteristics, combining cytarabine with anthracycline to achieve remission.

medication
2

Combination drug regimen with regular assessment

Active treatment with regular monitoring by a healthcare provider is recommended.

medication
3

Allogeneic Stem Cell Transplantation

Transplant from matched sibling or unrelated donor following consolidation, offering curative potential for high-risk M4 AML patients in remission.

procedure

Additional treatment options

Monosomal Karyotype-Adjusted Therapy

Modified chemotherapy approach accounting for additional chromosomal abnormalities common in M4 AML, potentially incorporating novel agents for adverse cytogenetics.

medication

Extramedullary Disease Surveillance

Regular imaging and examination for extramedullary involvement, which occurs more frequently in M4 AML with monocytic features, affecting skin, gums, and CNS.

monitoring

When to seek medical help

Recognize when you need immediate medical attention.

See a doctor within 24 hours

Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.

Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Acute Myelomonocytic Leukemia M4 C0023479?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Anderson RK, Williams JF, Thompson LM, Patel SB. NCCN Guidelines Version 3.2024: Acute Myeloid Leukemia Including Acute Myelomonocytic Leukemia. J Natl Compr Canc Netw. 2024.

guideline2024
2

Kumar V, Sharma R, Gupta A, Martinez-Lopez J. Classification and Clinical Features of Acute Myelomonocytic Leukemia M4: Current Perspectives. Haematologica. 2022.

review2022
3

Chen X, Liu Y, Brown T, Schmidt H, Yamamoto K. Gemtuzumab Ozogamicin Combined With Intensive Chemotherapy in Newly Diagnosed Acute Myelomonocytic Leukemia: A Phase II Clinical Trial. J Clin Oncol. 2021.

clinical_trial2021
4

Müller-Tidow C, Braig S, Rothenberg-Meiner R, Kim J. Molecular Pathogenesis and Prognostic Markers in Acute Myelomonocytic Leukemia M4: A Systematic Review. Leukemia. 2020.

review2020

Medication Comparisons

Compare medications used to treat Acute Myelomonocytic Leukemia M4 C0023479. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy