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IgG4 deficiency with Rothmund-Thomson syndrome: a case report
M Kubota1, M Yasunaga, H Hashimoto
1Department of Paediatrics, Kyoto University, Japan.
European Journal of Pediatrics
|May 1, 1993
Summary
This study details a patient with Rothmund-Thomson syndrome and immunoglobulin G4 (IgG4) deficiency, noting impaired IgG4 synthesis. Monthly immunoglobulin infusions effectively resolved recurrent sinus and pulmonary infections.
Area of Science:
- Immunology
- Genetics
- Clinical Medicine
Background:
- Rothmund-Thomson syndrome is a rare genetic disorder.
- Immunoglobulin G4 (IgG4) deficiency can lead to increased susceptibility to infections.
Observation:
- A patient with Rothmund-Thomson syndrome presented with co-existing IgG4 deficiency.
- Peripheral mononuclear cells from the patient showed impaired in vitro IgG4 synthesis.
Findings:
- The patient experienced recurrent sinus and pulmonary infections due to IgG4 deficiency.
- Treatment with monthly immunoglobulin infusions successfully resolved these infections.
Implications:
- This case highlights a potential link between Rothmund-Thomson syndrome and IgG4 deficiency.
- Immunoglobulin replacement therapy is an effective treatment for infection susceptibility in this context.
- Further research may elucidate the underlying mechanisms connecting these conditions.