The clinical diagnosis of psoriasis is relatively easy, especially when the lesions consist of erythematous, silvery white scaly, sharply demarcated, indurated plaques, distributed symmetrically on the extensor surfaces of limbs, the lower back and the scalp. These clinical features reflect the histopathological findings observed in active lesions, characterized by parakeratosis, acanthosis of ...

Diagnosis and assessment in primary care • Diagnose chronic plaque psoriasis (psoriasis vulgaris) on the basis of well demarcated bright red plaques covered by adherent silvery white scales affecting any body site, often symmetrically, especially the scalp and extensor surfaces of limbs. The differential diagnosis includes eczema, tinea, lichen planus, and lupus erythematosus (GPP). • Generalis...

Background: Non-pustular annular psoriasis is a rare condition in which type of plaque appears with ring-like lesions and clearer central appearance. The disease activities may be evaluated clinically. It essential to provide more meaningful approach treatment management.

Acute generalized exanthematous pustulosis (AGEP) is a severe and rare eruption that develops mostly from factors related to drugs. It is characterized by a fever and a pustular eruption on the erythematous skin with an acute onset and without follicular localization. Etiopathogenesis has not yet been fully explained. Although it is similar to pustular psoriasis, its clinical, historical and hi...