What are the racial predilections of Prader-Willi syndrome (PWS)?

Updated: Oct 14, 2020
  • Author: Ann Scheimann, MD, MBA; Chief Editor: Luis O Rohena, MD, MS, FAAP, FACMG  more...
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Differences in prevalence rates between racial groups have not been consistently reported. However, in a study of 10 black patients with Prader-Willi syndrome, Hudgins et al (1998) suggested that clinical features in black patients differ from those of white patients. [39] In black patients, growth is less affected, hand lengths are usually normal, and the facies are less typical.

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