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circumscribed neurodermatitis (L28.0)
- L20.81 Atopic neurodermatitis
- Diffuse neurodermatitis
- L20.82 Flexural eczema
- L20.83 Infantile (acute) (chronic) eczema
- L20.84 Intrinsic (allergic) eczema
- L20.89 Other atopic dermatitis
- L20.81 Atopic neurodermatitis
- L20.9 Atopic dermatitis, unspecified
L21 Seborrheic dermatitis
- Excludes2: infective dermatitis (L30.3)
- seborrheic keratosis (L82.-)
- L21.0 Seborrhea capitis
- Cradle cap
- L21.1 Seborrheic infantile dermatitis
- L21.8 Other seborrheic dermatitis
- L21.9 Seborrheic dermatitis, unspecified
- Seborrhea NOS
L22 Diaper dermatitis
- Includes: Diaper erythema
- Diaper rash
- Psoriasiform diaper rash
L23 Allergic contact dermatitis
- Code first (T36-T65), to identify drug or substance
- Excludes1: allergy NOS (T78.40)
- contact dermatitis NOS (L25.9)
- dermatitis NOS (L30.9)
- Excludes2: dermatitis due to substances taken internally (L27.-)
- dermatitis of eyelid (H01.1-)
- diaper dermatitis (L22)
- eczema of external ear (H60.5-)
- irritant contact dermatitis (L24.-)
- perioral dermatitis (L71.0)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
- L23.0 Allergic contact dermatitis due to metals
- Allergic contact dermatitis due to chromium
- Allergic contact dermatitis due to nickel
- L23.1 Allergic contact dermatitis due to adhesives
- L23.2 Allergic contact dermatitis due to cosmetics
- L23.3 Allergic contact dermatitis due to drugs in contact with skin
- Excludes2: dermatitis due to ingested drugs and medicaments (L27.0-L27.1)
- L23.4 Allergic contact dermatitis due to dyes
- L23.5 Allergic contact dermatitis due to other chemical products
- Allergic
