dilation

Introduction

Expanding or increasing the cross-sectional area of a tubular structure.

Classification

• physiologic:
  • dilation blood vessel, bronchus, pupil
• pharmacologic
  • dilation of pupil (see mydriasis)
• surgical
  • dilation of gastrointestinal tract or urinary tract

More general terms

• physiologic process

More specific terms

• balloon rupture
• bile duct dilation
• bronchodilation
• dilatation of intracranial vasospasm
• ectasia
• vasodilation

Additional terms

• dilatation & curretage (D&C)
• dilated cardiomyopathy
• mydriasis