Effect of Adalimumab on Vascular Inflammation in Patients With Moderate to Severe Plaque Psoriasis

Injection of adalimumab (80 mg followed by 40 mg at week 1 and 40 mg EOW thereafter for 15 weeks)

This intervention can be applied alone or in combination with topical treatment. It will be performed between Day 0 and Day 112. The investigator is free to introduce or modify the topical and/or UVB regimens at any time after screening.

"This intervention can be applied alone or in combination with UVB phototherapy. It will be performed between Day 0 and Day 112. The investigator is free to introduce or modify the topical and/or UVB regimens at any time after screening. The investigator will prescribe to patients randomized in this arm a select topical product from the list:~Calcipotriol, Calcipotriene, Dovonex, Tazorac, Tazarotene Anthralin, Corticosteroids."