What are the skin diseases similar to psoriasis

summary

Cousin's skin recently grew some red papules, a bit like the symptoms of psoriasis, so go to the hospital to check, the results found that it is not psoriasis, let me talk about the skin diseases similar to psoriasis.

What are the skin diseases similar to psoriasis

First: parapsoriasis: the lesions of parapsoriasis are covered with small scales, no multilayer scales, no membrane phenomenon, no Auspitz's sign, and most of them have no conscious symptoms. Seborrheic dermatitis: the edge of the damage is not obvious, the basal infiltration is light, the scales on the rash are chaff like, without ausspitz's sign. Seborrheic dermatitis on the scalp is often accompanied by alopecia, and the hair is not fasciculate.

Second: pityriasis rubra: damage occurs in the limb extension side, early for the hair follicle keratinizing papules, in the late patch around the lesions can still see the hair follicle keratinizing papules. In particular, keratinizing papules in the hair follicles of the first phalanx are characteristic of psoriasis. The damage is covered with small scales and is not easy to peel off. It is often accompanied by hyperkeratosis of palmoplantar.

Third: pityriasis rosea: the lesions mainly occurred in the trunk and proximal extremities, and the long axis of the rash was consistent with the dermatoglyphs. The scales are small and thin. The course of disease is short, and it is not easy to relapse. Lichen planus: damage occurs in the limbs, for the purplish red polygonal flat papules, the surface of wax like luster. Wickham pattern is visible. The oral cavity often has damage, often has the varying degree pruritus, the histopathology has the specificity, may take the psoriasis the differential diagnosis method.

matters needing attention

Psoriasis is a common chronic skin disease. In fact, there are some other skin diseases similar to psoriasis symptoms, such as the above. Therefore, sometimes it may be inaccurate for patients to judge the disease with naked eyes. It is recommended to go to large hospitals for scientific diagnosis.