Topic summary
Ectasia

Ectasia (), also called ectasis (), is dilation or distention of a hollow or tubular structure, either normal or pathophysiologic but usually the latter (except in atelectasis, where absence of ectasis is the problem).
Topic summary

Ectasia (), also called ectasis (), is dilation or distention of a hollow or tubular structure, either normal or pathophysiologic but usually the latter (except in atelectasis, where absence of ectasis is the problem).