What disease is psoriasis similar to

summary

Although the symptoms and characteristics of psoriasis are relatively easy to distinguish, there are still some skin diseases that are easy to be confused with psoriasis. Not all desquamation patients are psoriasis. Therefore, it is safe to make clear some similar diseases in the identification and treatment.

What disease is psoriasis similar to

1. Seborrheic dermatitis: psoriasis whose lesions are limited to the scalp should be differentiated from seborrheic dermatitis. Seborrheic dermatitis is characterized by flaky scale erythema, small and greasy scales, yellow color, no punctate bleeding after scaling, unclear boundary of skin lesions, sparse and thin hair, and no bundle of hair.

2. Secondary syphilis: history of unclean sexual intercourse and chancre, extensive distribution of skin rash, keratotic desquamation spot papule on palms and soles, positive syphilis serum reaction.

3. Chronic simple lichen occurs in the extension of extremities and lumbar cuboid. Hypertrophic psoriasis should be differentiated from this disease. The latter has severe itching, lichen like lesions and almost no scales.

matters needing attention

Although the above lesions are similar to psoriasis, we should pay attention to the differential diagnosis. First go to the hospital for examination, and then make rational use of drugs, so as not to use the wrong drugs to deepen the disease.