Study: NCT03816917

Intervention type: OTHER
Intervention: cutaneous parameters of psoriasis (exposure)
Description: characteristic of the cutaneous domains of the psoriasis: age at start, disease duration, current and previous treatment PASI, BSA, nail involvement

Intervention type: OTHER
Intervention: cutaneous parameters of psoriasis (exposure)
Description: characteristic of the cutaneous domains of the psoriasis: age at start, disease duration, current and previous treatment PASI, BSA, nail involvement

Intervention type: OTHER
Intervention: cutaneous parameters of psoriasis (exposure)
Description: characteristic of the cutaneous domains of the psoriasis: age at start, disease duration, current and previous treatment PASI, BSA, nail involvement

Intervention type: OTHER
Intervention: comorbidity (exposure)
Description: medical and medication history, current and previous comorbidity

Intervention type: OTHER
Intervention: comorbidity (exposure)
Description: medical and medication history, current and previous comorbidity

Intervention type: OTHER
Intervention: comorbidity (exposure)
Description: medical and medication history, current and previous comorbidity

Intervention type: OTHER
Intervention: family history (exposure)
Description: Family history of PsC, PsA, IBD, AS, and uveitis

Intervention type: OTHER
Intervention: family history (exposure)
Description: Family history of PsC, PsA, IBD, AS, and uveitis

Intervention type: OTHER
Intervention: family history (exposure)
Description: Family history of PsC, PsA, IBD, AS, and uveitis

Intervention type: OTHER
Intervention: lifestyle (exposure)
Description: * Intoxications~* Lifestyle: occupation and injuries, sport and physical hobbies

Intervention type: OTHER
Intervention: lifestyle (exposure)
Description: * Intoxications~* Lifestyle: occupation and injuries, sport and physical hobbies

Intervention type: OTHER
Intervention: lifestyle (exposure)
Description: * Intoxications~* Lifestyle: occupation and injuries, sport and physical hobbies

Intervention type: OTHER
Intervention: patient reported outcomes (exposure)
Description: VAS-score on fatigue, PsC severity, joint pain and general well-being

Intervention type: OTHER
Intervention: patient reported outcomes (exposure)
Description: VAS-score on fatigue, PsC severity, joint pain and general well-being

Intervention type: OTHER
Intervention: patient reported outcomes (exposure)
Description: VAS-score on fatigue, PsC severity, joint pain and general well-being

Intervention type: OTHER
Intervention: inflammatory markers (exposure)
Description: Measurements of inflammatory and bone remodeling markers in serum and plasma

Intervention type: OTHER
Intervention: inflammatory markers (exposure)
Description: Measurements of inflammatory and bone remodeling markers in serum and plasma

Intervention type: OTHER
Intervention: inflammatory markers (exposure)
Description: Measurements of inflammatory and bone remodeling markers in serum and plasma

Intervention type: OTHER
Intervention: genetic (exposure)
Description: Assessment of known HLA- and SNP-associations with PsA or PsA

Intervention type: OTHER
Intervention: genetic (exposure)
Description: Assessment of known HLA- and SNP-associations with PsA or PsA

Intervention type: OTHER
Intervention: genetic (exposure)
Description: Assessment of known HLA- and SNP-associations with PsA or PsA