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Pediatric Inherited Bone Marrow Failure Syndromes

Genetic disorders impairing hematopoiesis with multisystem features and cancer predisposition.

Written by: Saygı Hospital Health Guide Editorial Board
Last updated:

This content has been compiled by the Saygı Hospital Health Guide Editorial Board and is periodically reviewed by a specialist physician.

This content is for informational purposes only and does not constitute medical advice. You can book an appointment at our Çocuk Sağlığı ve Hastalıkları department. Book Appointment →

What is Pediatric Inherited Bone Marrow Failure Syndromes?

Inherited bone marrow failure syndromes (IBMFS) are genetic disorders presenting in childhood with single or multilineage cytopenias, distinctive physical findings, and an increased risk of myelodysplastic syndrome and leukemia. The major entities include Fanconi anemia, dyskeratosis congenita (DC), Diamond-Blackfan anemia (DBA) and Shwachman-Diamond syndrome (SDS).

Each syndrome has characteristic features: Fanconi anemia (FANC genes, DNA crosslink repair defect, café-au-lait macules, radial ray anomalies), DC (TERC, TERT, DKC1; nail dystrophy, oral leukoplakia, skin pigmentation), DBA (RPS19 and other ribosomal genes; pure red cell aplasia), SDS (SBDS gene; pancreatic insufficiency, skeletal dysplasia, neutropenia).

Diagnosis combines clinical features, complete blood count, bone marrow studies, chromosome breakage testing (Fanconi), telomere length analysis (DC) and targeted genetic panels. Management includes growth factors, transfusion support and androgens in selected cases, hematopoietic stem cell transplantation for severe cytopenias, and lifelong surveillance for solid tumors and head-and-neck cancers.

Symptoms

Pancytopenia or single-lineage cytopenia
Café-au-lait macules and radial ray anomalies (Fanconi)
Nail dystrophy and oral leukoplakia (DC)
Pure red cell aplasia in infancy (DBA)
Pancreatic insufficiency and short stature (SDS)
Recurrent infections from neutropenia
Failure to thrive and growth restriction

Risk Factors

Family history of marrow failure or leukemia
Consanguinity
Specific physical anomalies
Café-au-lait spots in childhood pancytopenia
Pulmonary fibrosis or hepatopathy in family
Early-onset solid tumors in relatives
Carrier status in known IBMFS gene

When to See a Doctor?

If you experience any of the following symptoms, seek medical attention promptly:

  • Persistent unexplained cytopenias in a child
  • Recurrent serious infections
  • Bleeding or unexplained bruising
  • Growth failure with marrow abnormalities
  • Family history of MDS/leukemia

Treatment Methods

01
Multidisciplinary diagnostic work-up
02
Genetic counseling and family screening
03
Hematopoietic stem cell transplantation
04
Growth factor and transfusion support
05
Androgens in selected cases
06
Long-term cancer surveillance program

Which Department to Visit?

You can visit our Çocuk Sağlığı ve Hastalıkları department for these complaints. Our specialist physicians will create the most suitable treatment plan for you.

Learn About Çocuk Sağlığı ve Hastalıkları Department

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Health Disclaimer: The information on this page is prepared for general informational purposes only. It does not replace medical diagnosis and treatment. Please consult your physician for your complaints. Saygı Hospital does not accept responsibility for actions taken based on the information on this page.