Chronic granulomatous disease secondary to a rare compound heterozygote mutation in an adolescent cured by hematopoietic stem cell transplantation: a case report - Scorecard - MDSpire

Chronic granulomatous disease secondary to a rare compound heterozygote mutation in an adolescent cured by hematopoietic stem cell transplantation: a case report

  • By

  • Menglan Zhou

  • Ying Zhao

  • Xin Sun

  • Wenjun Mou

  • Yaping Liu

  • Chuan Shi

  • Zongru Li

  • Yifei Cheng

  • Xinlun Tian

  • Junping Fan

  • Jinglan Wang

  • July 14, 2026

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Clinical Scorecard: Successful Treatment of Chronic Granulomatous Disease in an Adolescent with a Unique Compound Heterozygote Mutation Following Hematopoietic Stem Cell Transplantation: A Case Study

At a Glance

CategoryDetail
ConditionChronic Granulomatous Disease (CGD)
Key MechanismsDefects in the nicotinamide adenine dinucleotide phosphate (NADPH) oxidase complex
Target PopulationAdolescents with CGD
Care SettingClinical case management and treatment

Key Highlights

  • Patient presented with recurrent pneumonia and elevated IgE levels.
  • B. multivorans identified through metagenomic next-generation sequencing.
  • Whole exome sequencing revealed compound heterozygote mutations in the CYBA gene.
  • Patient was successfully treated with hematopoietic stem cell transplantation.

Guideline-Based Recommendations

Diagnosis

  • Use whole exome sequencing for genetic confirmation of CGD.

Management

  • Initiate appropriate antibiotic therapy based on identified pathogens.

Monitoring & Follow-up

  • Monitor for recurrent infections and assess immune function.

Risks

  • Increased risk of severe bacterial and fungal infections.

Patient & Prescribing Data

Adolescents with CGD and recurrent infections.

Effective treatment included targeted antibiotics and HSCT.

Clinical Best Practices

  • Utilize mNGS for rapid identification of pathogens in immunocompromised patients.
  • Perform genetic testing for accurate diagnosis of primary immunodeficiencies.

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