Itchy and numb glans and underwear friction is usually due to high sensitivity of the glans, glansitis and other factors.
1. High sensitivity of glans: circumcision and phimosis of men, because the glans is wrapped by the foreskin for a long time, high sensitivity, when the glans is exposed, can be due to the underwear friction is very itchy and numb phenomenon, but this phenomenon can usually be with the glans keratin thickening, and gradually disappeared.
2. Glansitis: is caused by pathogen infection, external stimulation, trauma and other factors of inflammation of the mucosa of the glans, the patient’s glans, the foreskin can appear red, swollen, burning pain, flaking and so on. When the patient’s glans and underwear friction, can appear very itchy, very numb phenomenon.
In addition, there are many other reasons can cause the glans and underwear friction is very itchy and numb, it is recommended that the patient timely to the hospital, clear causes, as soon as possible for targeted treatment.