A.Prof Frank Gaillard and Radswiki et al.

Atresia refers to a situation where there is underdevelopment of a structure with very rudimentary remnant tissues. This contrasts with agenesis, in which there is no development of the structure at all. The term atresia is often used with hollow structures such as a bronchus or intestine. 

For example:

Some authors occasionally overlap the two terms (i.e atresia and agenesis).

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Article information

rID: 14958
Synonyms or Alternate Spellings:
  • Atresias

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