ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 18  /  R20-R23

Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)

Excludes2: symptoms relating to breast (N64.4-N64.5)
R20 Disturbances of skin sensation
Excludes1 dissociative anesthesia and sensory loss (F44.6)
psychogenic disturbances (F45.8)
R20.0 Anesthesia of skin
R20.1 Hypoesthesia of skin
R20.2 Paresthesia of skin
Formication
Pins and needles
Tingling skin
Excludes1 acroparesthesia (I73.8)
R20.3 Hyperesthesia
R20.8 Other disturbances of skin sensation
R20.9 Unspecified disturbances of skin sensation
R21 Rash and other nonspecific skin eruption
Includes rash NOS
Excludes1 specified type of rash- code to condition
vesicular eruption (R23.8)
R22 Localized swelling, mass and lump of skin and subcutaneous tissue
Includes subcutaneous nodules (localized)(superficial)
Excludes1 abnormal findings on diagnostic imaging (R90-R93)
edema (R60.-)
enlarged lymph nodes (R59.-)
localized adiposity (E65)
swelling of joint (M25.4-)
R22.0 Localized swelling, mass and lump, head
R22.1 Localized swelling, mass and lump, neck
R22.2 Localized swelling, mass and lump, trunk
Excludes1 intra-abdominal or pelvic mass and lump (R19.0-)
intra-abdominal or pelvic swelling (R19.0-)
Excludes2 breast mass and lump (N63)
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
Excludes1 acrocyanosis (I73.8)
cyanotic attacks of newborn (P28.2)
R23.1 Pallor
Clammy skin
R23.2 Flushing
Excessive blushing
CodeFirst , if applicable, menopausal and female climacteric states (N95.1)
R23.3 Spontaneous ecchymoses
Petechiae
Excludes1 ecchymoses of newborn (P54.5)
purpura (D69.-)
R23.4 Changes in skin texture
Desquamation of skin
Induration of skin
Scaling of skin
Excludes1 epidermal thickening NOS (L85.9)
R23.8 Other skin changes
R23.9 Unspecified skin changes