R20
Disturbances of skin sensation
Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
31 codes in this range
R20.0
Anesthesia of skin
R20.1
Hypoesthesia of skin
R20.2
Paresthesia of skin
R20.3
Hyperesthesia
R20.8
Other disturbances of skin sensation
R20.9
Unspecified disturbances of skin sensation
R21
Rash and other nonspecific skin eruption
R22
Localized swelling, mass and lump of skin and subcutaneous tissue
R22.0
Localized swelling, mass and lump, head
R22.1
Localized swelling, mass and lump, neck
R22.2
Localized swelling, mass and lump, trunk
R22.3
Localized swelling, mass and lump, upper limb
R22.30
Localized swelling, mass and lump, unspecified upper limb
R22.31
Localized swelling, mass and lump, right upper limb
R22.32
Localized swelling, mass and lump, left upper limb
R22.33
Localized swelling, mass and lump, upper limb, bilateral
R22.4
Localized swelling, mass and lump, lower limb
R22.40
Localized swelling, mass and lump, unspecified lower limb
R22.41
Localized swelling, mass and lump, right lower limb
R22.42
Localized swelling, mass and lump, left lower limb
R22.43
Localized swelling, mass and lump, lower limb, bilateral
R22.9
Localized swelling, mass and lump, unspecified
R23
Other skin changes
R23.0
Cyanosis
R23.1
Pallor
R23.2
Flushing
R23.3
Spontaneous ecchymoses
R23.4
Changes in skin texture
R23.8
Other skin changes
R23.9
Unspecified skin changes