Genital itching and rice-like bumps may be caused by genital herpes, warts, allergic reactions, and torticollis. 1. genital herpes: generally caused by the herpes simplex virus, sexual transmission is the main means of transmission, especially when the body’s immune system is reduced, easy to be infected, can be manifested as small blisters on the genitals and out of the vesicles. 2. Condyloma acuminatum: a sexually transmitted disease, the patient’s prepuce, glans and perianal area, easy to appear papillary pimples, there will be obvious itching, and even pain, bleeding and other phenomena. 3. Allergic reaction: For example, if you are allergic to the material of underwear, you will have an allergic reaction in the local area, and there will be red bumps or erythema with obvious itching sensation. 4. Foreskin glansitis: it is the inflammation of the inner plate of the foreskin and the head of the penis, which can also be manifested as edema, erythema, oozing and erosion of the genitals. Genital itching and rice-like bumps for many reasons, the patient should go to the regular hospital in a timely manner to check, clear diagnosis and active symptomatic treatment, so as to avoid the development of the condition to increase the difficulty of treatment.