There are many reasons for the growth of a foreign body protruding from the skin of the penis, and the common ones are sebaceous cysts, boils, chancre, foreskin scales, warts, and so on.
1. Sebaceous cysts: sebaceous gland ducts are blocked, sebaceous gland secretions can not be discharged in time, there may be the formation of cystic structures, resulting in the symptoms of the penis skin growing foreign protrusions.
2. Boils: they are purulent infections of the subcutaneous follicular tissue, and in the early stages they may cause hard nodules under the skin, accompanied by swelling and pain in the skin, which may also lead to symptoms of a foreign body growing in the penile skin and a protruding bulge.
3. Noma: a sexually transmitted disease caused by syphilis spirochete infection, a symptom of early syphilis, which may cause subcutaneous nodules in the genitals or surrounding skin, with a cartilaginous texture, and in some cases may cause painless ulceration of the skin, which may also lead to symptoms such as the growth of a foreign body and protrusions in the penile dermis.
4. circumcision: if there is a prepuce, can not be cleaned in time to discharge, there may be the formation of circumcision, may also lead to the symptoms of the penis skin long foreign body protruding.
5. Warts: Sexually transmitted diseases caused by human papillomavirus infection may lead to the appearance of cauliflower-like organisms on the genitals, which may also be manifested as a foreign body protruding from the penile skin.
There may be other reasons for foreign objects protruding from the skin of the penis, so it is recommended to go to the hospital in time for examination and treatment as prescribed by the doctor.