1. Cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotion
   - acrocyanosis

Type of: cyanosis

• Oslo
• Osman I
• Osmanli
• Osmanthus
• Osmanthus americanus
• Osmeridae
• Osmerus
• Osmerus eperlanus
• Osmerus mordax
• osmic
• osmiridium
• Osmitrol
• osmium
• osmolality
• osmolarity
• osmoreceptor
• osmoregulation
• osmose
• osmosis
• osmotic
• osmotic pressure
• osmotically
• osmund
• Osmunda cinnamonea
• Osmunda clatonia