Dermatology
Psoriasis Area and Severity Index (PASI) calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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Clinical inputs
- Head: erythema
- Head: induration
- Head: scaling
- Head: involved area
- Upper limbs: erythema
- Upper limbs: induration
- Upper limbs: scaling
- Upper limbs: involved area
- Trunk: erythema
- Trunk: induration
- Trunk: scaling
- Trunk: involved area
- Lower limbs: erythema
- Lower limbs: induration
- Lower limbs: scaling
- Lower limbs: involved area
Primary source
Fredriksson T, Pettersson U. Severe psoriasis—oral therapy with a new retinoid. Dermatologica (1978)
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