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Long-term survival of a baby with homozygous alpha-thalassemia-1
1Department of Paediatrics, Prince of Wales Hospital, Chinese University of Hong Kong.
Insights
A rare case of homozygous alpha-thalassemia-1, resulting in hemoglobin Bart's hydrops syndrome, achieved long-term survival for 27 months. This study discusses the challenges and therapeutic options for this severe genetic blood disorder.
Area of Science:
- Genetics
- Hematology
- Pediatrics
Background:
- Alpha-thalassemia is a genetic blood disorder characterized by reduced or absent synthesis of alpha-globin chains.
- Homozygous alpha-thalassemia-1, also known as hemoglobin Bart's hydrops syndrome, is typically lethal in utero or shortly after birth due to severe anemia and hydrops fetalis.
Observation:
- A case of triplets born to a Chinese woman included a female infant diagnosed with hemoglobin Bart's hydrops syndrome.
- Gene analysis confirmed the infant was homozygous for alpha-thalassemia-1.
- The affected infant survived for 27 months, a rare occurrence for this condition.
Findings:
- This report details the third known case of homozygous alpha-thalassemia-1 with long-term survival.
- The case highlights the potential for extended survival despite the severe implications of the genetic mutation.
Implications:
- This case provides valuable insights into the management and potential therapeutic strategies for severe forms of alpha-thalassemia.
- Further research into the factors contributing to long-term survival in hemoglobin Bart's hydrops syndrome is warranted.
- Understanding long-term survival can inform genetic counseling and clinical management for affected families.
Abstract:
Triplets born to a Chinese woman consisted of 2 healthy boys and a girl with hemoglobin Bart's hydrops syndrome. The girl with hemoglobin Bart's hydrops syndrome, confirmed by gene analysis to be homozygous for alpha-thalassemia-1, survives for 27 months at the time of reporting. The dilemma in sustaining her life and the availability of other therapeutic options are briefly discussed. This is the third case report of homozygous alpha-thalassemia-1 with long-term survival.