Disease directory
Psoriasis (and variants)
Published: September 18, 2026Updated: September 18, 2026
Important: Informational content intended for healthcare professionals. It does not replace clinical evaluation or establish a doctor-patient relationship.
Overview
- Names : Psoriasis (plaque psoriasis); variants: inverse/intertriginous, palmoplantar (hyperkeratotic and pustular), generalized pustular, erythrodermic, guttate, scalp, genital, nail. Kim 2017 , Raharja 2021
- History : Clinical entity recognized by Robert Willan at the beginning of the 19th century; named “psoriasis” by von Hebra in 1841. Psoriasis (PMC) 2014
- Epidemiology : Approximate global prevalence 2–3%, with geographical variation (up to 8–11% in Nordic countries). Burden in 2019: ~40.8 million prevalent cases; similar incidence by sex. Parisi 2020 , Damiani 2021 , Damiani 2021 (PubMed)
- Codes :
- ICD-10 : L40.0 psoriasis vulgaris; L40.1 generalized pustular psoriasis; L40.2 acrodermatitis continua; L40.3 palmar and plantar pustulosis; L40.4 guttate psoriasis; L40.5 arthropathic psoriasis; L40.8 other psoriasis; L40.9 unspecified psoriasis. Ham 2020
- ICD-11 : EA90 block (psoriasis) ; e.g., EA90.40 generalized pustular psoriasis. Puig 2024
- Diagnostic checklist (ultra-concise):
-
Morphology (plaques/papules/pustules), distribution (extensor muscles, scalp, folds, palms/soles, genitals). Raharja 2021
-
Check nails and PEST /joint symptoms (pain, morning stiffness, dactylitis). Garshick 2021
-
Confirm triggers (streptococcus, medications, stress, tobacco). Chhabra 2022 , Brunasso 2021
-
Punch biopsy only if atypical/doubtful. Balan 2021
-
-
If systemic/biological plan: BH, PFH, renal PF, lipids, HBV/HCV/HIV , TB , pregnancy. Elmets 2021
Doctors who treat Psoriasis (and variants)
Directory specialists related to Psoriasis (and variants).
There are no specialists associated with this record yet
You can browse the full directory and filter by the condition you're interested in.
Go to directory