Two biopsy specimens were taken from the target psoriatic plaque (the center and the margin) and 2 were taken from symptomless skin, 1 adjacent to and 1 distant (at least 15 cm away) from the plaque.

Over a considerable amount of time, these lesions can evolve into infiltrative plaques, which, if left undiagnosed, can develop into a case of full-blown lymphoma.

Inverse psoriasis, which causes painful lesions on sensitive skin folds, can be hard to treat. Find out more about this type of psoriasis.

Psoriasis is a common skin condition that causes raised, red, scaly patches of skin that can turn itchy or painful. In the most severe cases, it can lead to joint disease or permanent disfigurement.

The initial erythematous plaques have little scale. As they expand, the lesions thicken and become hyperpigmented in more active areas. Older lesions often “burn out” with white atrophic scars.

Medically reviewed by Casey Gallagher, MDMedically reviewed by Casey Gallagher, MD Inverse psoriasis is an autoimmune condition that causes itchy, smooth lesions in places where your skin rubs ...

Case Studies > Dermatology Young Man's Claw-Like Hands and Annular, Reddened Skin Plaques — Clinicians diagnose a notorious transmissible bacterial infection rarely seen in the U.S. by Kate ...

Nodules under the skin near lymph nodes are known as sporotrichoid lesions, and these may develop along with swollen lymph nodes, according to older 2013 information.

Johnson & Johnson's Tremfya showed significant skin clearance in adults with low BSA moderate plaque psoriasis in the SPECTREM Phase 3b study, surpassing placebo.

Additional week 12 results included the following: 80.8% of patients (n=21/26) achieved complete clearance of the target plaque psoriasis lesion in the head and neck region (tPGA=0).