Psoriasis, commonly known as “psoriasis”, is not a contagious disease and is not transmitted through mosquito bites. The cause of psoriasis is unclear, and may be related to environmental factors, genetic factors, immune factors, etc. It is an immune or inflammation-mediated skin disease, not due to microbial infections, and therefore is not contagious, and will not be transmitted through mosquito bites. Psoriasis can occur in one part of the body, or may be widely distributed throughout the body, manifested as scaly skin plaques or erythema and other symptoms, the condition is often exacerbated in the winter and relieved in the summer. Medications and physical therapy can be used to reduce the symptoms of skin lesions and itching, avoid complications and maintain a normal life. Mosquito bites can cause redness, swelling, pain, itching and other symptoms, and may also lead to the transmission of malaria, filariasis, epidemic encephalitis B and other diseases, it is recommended to avoid mosquito bites in daily life. When you suspect that you have a mosquito-borne disease, you should seek medical attention. After a clear diagnosis, standardized treatment under the guidance of a doctor.