Alpha Thalassemia


Definitions

1) Silent carrier: (a-/aa)

2) Alpha thalassemia trait: (a-/a-) OR (--/aa)

3) Hemoglobin H disease: (--/a-)

4) Hydrops fetalis: (--/--)

5) Hemoglobin Barts: Tetramer clumps of fetal gamma subunits

Image description

Epidemiology

  • More common in African Americans and Asians



Pathophysiology

Resources

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References


1) https://renaissance.stonybrookmedicine.edu/sites/default/files/Managing%20anemia%20-%20part%201.pdf

2) https://publications.aap.org/aapnews/news/28174/Alpha-thalassemia-trait-often-confused-for-iron