The Psoriasis Area Severity Index (PASI) is an index used to express the severity of psoriasis. It combines the severity (erythema, induration and desquamation) and percentage of affected area [4]. This free online application helps physicians and patients in the computation of the PASI.
PASI 50 to 74 is considered partial response, and PASI <50 is considered treatment failure. Patients with PASI 75 can likely continue current management, and those with PASI <50 can be considered for more aggressive treatment such as with biologics.
The Psoriasis Area and Severity Index (PASI) score is a measurement of the discoloration, thickness, scaling, and coverage of psoriasis plaques. Learn more.
What is a PASI score? A PASI score is a tool used to measure the severity and extent of psoriasis. PASI is an acronym for Psoriasis Area and Severity Index. Completing a PASI score takes a few minutes and experience to calculate it accurately.
While higher PASI scores indicate more severe psoriasis, it is difficult for patients or doctors to describe the clinical severity for any specific PASI number.
The American Journal of Managed Care: Is Using PASI 100 Realistic in a Real-Life Setting?
More real-world evidence is needed to determine what role a score of 100 on the Psoriasis Area and Severity Index (PASI) might have in daily clinical practice, according to a recent review. A score of ...