Obstruction
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Obstruction is the act of blocking or impeding some performance

• Obstruction theory, in mathematics
• Obstruction of justice, the crime of interfering with law enforcement
• Obstructing government administration
• Propagation path obstruction
  • Single Vegetative Obstruction Model

Medical

Please help improve this article or section by expanding it. Further information might be found on the talk page or at requests for expansion. (June 2007)

• 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

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