The redness of the glans and silver skin is caused by local skin tissue abnormalities, the main causes of the corresponding conditions include fungal infections or psoriasis, etc. The most common is candida glans inflammation. 1. Fungal infection: the most common is candida glans inflammation, after the corresponding pathogenic infection, there will be glans inflammation stimulation, and will lead to the production of white dandruff, clinical symptoms will be accompanied by obvious itching. 2. Psoriasis: it is a disease of the immune system of the body, manifested as erythema of the local tissues, white flakes, corresponding conditions, most of which will be accompanied by head, neck and face multiple lesions, affected by family genetic factors. The corresponding changes around the glans, the need for timely medical care, clear specific causes, under the guidance of clinicians for standardized treatment.