Arias-Stella phenomenon[ahr′yahs stel′ă]

Type:Term

Definitions
1. focal, unusual, decidual changes in endometrial epithelium, consisting of intraluminal budding, and nuclear enlargement and hyperchromatism with cytoplasmic swelling and vacuolation; may be associated with ectopic or uterine pregnancy.

Synonyms
Arias-Stella effect , Arias-Stella reaction

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