Boys with pimples at the tethered area may be associated with penile pearly papules, allergic dermatitis, warts and other causes. 1. Penile pearly pimples: may be related to circumcision, long-term inflammatory stimulation, can be manifested as small pimples in the penile tether area, usually not accompanied by itching, pain and other symptoms. 2. Allergic dermatitis: If the penis is exposed to allergens such as condoms, the penile ligament area may produce an allergic reaction, resulting in pimples at the ligament, which may be accompanied by itching and other symptoms. 3. Condyloma acuminatum: mainly due to the external genitalia infected with human papilloma virus, can appear in the penile ligament pimples, cauliflower pattern lumps. If you find a pimple on your penis, you need to go to the hospital in time to get a clear picture of the cause of the disease and standardize the treatment under the guidance of the doctor to avoid delaying the condition.