Obstruction

Obstruction is the act of blocking or impeding some passage:


 * Obstruction theory, in mathematics, a name for any of several theories
 * Obstruction of justice, the crime of interfering with law enforcement
 * Obstructing government administration
 * Propagation path obstruction, in telecommunications
 * Single Vegetative Obstruction Model

Medical

 * 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

Sports

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

Other

 * The Five Obstructions, a 2003 film
 * Obstruction Island (Washington)
 * Emergency Workers (Obstruction) Act 2006

Obstruktion