noun
- Plural of atresia; congenital absence or abnormal closure of a normal body opening or tubular structure.
Usage: medical term; used in anatomy and pathology
Examples
- Biliary atresias are rare congenital conditions affecting the bile ducts.
- The surgeon identified multiple atresias during the diagnostic imaging.
- Esophageal atresias may require surgical intervention shortly after birth.
- Some atresias can be detected through prenatal screening.
- Treatment options for atresias depend on their location and severity.