Obstruction

• Airway obstruction
• Bladder outlet obstruction
• Bowel obstruction
• Congenital lacrimal duct obstruction
• Distal intestinal obstruction syndrome
• Emergency Workers (Obstruction) Act 2006
• Gastric outlet obstruction
• Obstructing government administration
• Obstructing the field
• Obstruction (baseball)
• Obstruction Island
• Obstruction Islands
• Obstruction of justice
• Obstruction set
• Obstruction theory
• Obstructionism
• Obstructive jaundice
• Obstructive sleep apnea
• Propagation path obstruction
• Recurrent airway obstruction
• Single Vegetative Obstruction Model
• The Five Obstructions
• USS Obstructor
• forbidden graph characterization
• graph minor
• graph theory