R20-R23
Symptoms and signs involving the skin and subcutaneous tissue
- R20.0Anaesthesia of skin
- R20.1Hypoaesthesia of skin
- R20.2Paraesthesia of skin
- R20.3Hyperaesthesia
- R20.8Other and unspecified disturbances of skin sensation
- R21Rash and other nonspecific skin eruption
- R22.0Localized swelling, mass and lump, head
- R22.1Localized swelling, mass and lump, neck
- R22.2Localized swelling, mass and lump, trunk
- R22.3Localized swelling, mass and lump, upper limb
- R22.4Localized swelling, mass and lump, lower limb
- R22.7Localized swelling, mass and lump, multiple sites
- R22.9Localized swelling, mass and lump, unspecified
- R23.0Cyanosis
- R23.1Pallor
- R23.2Flushing
- R23.3Spontaneous ecchymoses
- R23.4Changes in skin texture
- R23.8Other and unspecified skin changes