Swelling of blood vessels near the coronary groove may be caused by penile injury, circumcision and glansitis, allergy and other factors.
1. Penile injury: for example, excessive masturbation or external blows, resulting in localized damage to the penis, may cause swelling of blood vessels near the coronary groove, accompanied by pain, redness and other symptoms.
2. Circumcision and glansitis: not paying attention to family hygiene can induce circumcision and glansitis, which can lead to swelling of blood vessels near the coronal groove, and may be accompanied by itching, pain, oozing and other symptoms.
3. Allergy: for example, allergy to condoms or underwear and other items, allergy is more serious, can make the blood vessels near the coronary groove swollen, accompanied by intense itching, scratching is easy to secondary bacterial infection.
It is recommended to consult a doctor as soon as possible for examination and treatment to avoid delaying the condition.