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Fanconi Anemia Complementation Group D1 C1838457

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

A severe subtype of Fanconi anemia linked to BRCA2 gene issues. Causes early bone marrow failure and increased risk of solid tumors. Requires lifelong monitoring and may need stem cell transplant.

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

Key facts at a glance

ICD-10
D61.03
ICD-11
3A00.0
Body system
hematologic
Severity
severe
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Bone marrow failure

(hematologic)

Generalized symptoms

(hematologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Skin hyperpigmentation

(integumentary)

Microcephaly

(neurologic)

Renal malformation

(renal)

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

Hematopoietic Stem Cell Transplantation (HSCT)

Curative approach for bone marrow failure using healthy donor stem cells to replace defective hematopoietic cells. Requires careful HLA matching and conditioning regimen to prevent graft-versus-host disease.

procedure
2

Targeted drug therapy with dose adjustment

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

medication
3

Androgen Therapy

Administration of androgens such as oxymetholone to stimulate bone marrow production and improve blood cell counts. Particularly effective in patients with residual bone marrow function.

medication

Additional treatment options

Surveillance for Malignancies

Regular screening protocols including blood counts, bone marrow examinations, and imaging for early detection of myelodysplastic syndrome or solid tumors common in this population.

monitoring

Surgical Correction of Physical Anomalies

Procedures to address radial ray defects, thumb abnormalities, and other skeletal anomalies through reconstructive surgery to improve function and quality of life.

surgical

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 Fanconi Anemia Complementation Group D1 C1838457?

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

general

Medication Comparisons

Compare medications used to treat Fanconi Anemia Complementation Group D1 C1838457. 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