Obstruction
# Obstruction

Obstruction may refer to:

## Places

* Obstruction Island, in Washington state
* Obstruction Islands, east of New Guinea

## Medicine

* Obstructive jaundice
* Obstructive sleep apnea
* Airway obstruction, a respiratory problem
   * Recurrent airway obstruction
* Bowel obstruction, a blockage of the intestines.
* Gastric outlet obstruction
* Distal intestinal obstruction syndrome
* Congenital lacrimal duct obstruction
* Bladder outlet obstruction

## Politics and law

* Obstruction of justice, the crime of interfering with law enforcement
* Obstructionism, the practice of deliberately delaying or preventing a process or change, especially in politics
* Emergency Workers (Obstruction) Act 2006

## Science and mathematics

* Obstruction set in forbidden graph characterizations, in the study of graph minors in graph theory
* Obstruction theory, in mathematics
* Propagation path obstruction
   * Single Vegetative Obstruction Model

## Sports

* Obstruction (baseball), when a fielder illegally hinders a baserunner
* Obstructing the field
