What causes foreskin edema?

Foreskin edema may be related to local infection, allergic reaction, trauma, foreskin incarceration, lymphatic drainage obstruction and other factors. Foreskin edema usually manifests as local swelling, redness, pain or itching of the foreskin. In severe cases, it can affect urinary function.

1. Local infection

Bacterial or fungal infection is a common cause of foreskin edema, such as balanitis. Infection may cause the foreskin to be red, swollen, painful, and accompanied by increased discharge. Treatment requires the use of antibacterial drugs as directed by the doctor, such as erythromycin ointment, clotrimazole cream, mupirocin ointment, etc. It is necessary to keep the perineum clean and dry every day and avoid scratching.

2. Allergic reaction

Contact with detergents, condoms or underwear materials may trigger an allergic reaction, leading to edema of the foreskin. Symptoms include skin redness, itching, or rash. Treatment requires avoiding contact with allergens and using anti-allergic drugs such as loratadine tablets, dexamethasone cream, and calamine lotion as directed by your doctor. Wearing breathable cotton underwear can help relieve symptoms.

3. Trauma

Sexual intercourse, strenuous exercise, or friction with clothing may cause mechanical damage to the foreskin, causing local edema. Symptoms include swelling, bruising, or pain. Treatment requires suspending sexual activity, applying cold compresses to reduce swelling, and using anti-swelling drugs such as sodium aescin tablets and Yunnan Baiyao aerosol as directed by the doctor. Avoid strenuous exercise during recovery.

4. Foreskin incarceration

If the foreskin is too long and is not reset after being forcibly turned up, it may cause the foreskin to become incarcerated, hindering blood circulation and causing edema. Symptoms include severe pain and purple foreskin. Immediate medical treatment is required for manual reduction or surgical treatment, such as circumcision. Delay in treatment may result in tissue necrosis.

5. Lymphatic drainage is blocked

Filariasis, tumor compression, or postoperative scarring may block lymphatic vessels, causing chronic edema of the foreskin. It manifests as painless swelling and thickening of the skin. Treatment needs to be targeted at the primary disease. For example, filariasis requires the use of diethylcarbamazine tablets as directed by the doctor. In severe cases, surgery is required to reconstruct lymphatic pathways.

Patients with foreskin edema should avoid scratching the affected area, wear loose and breathable underwear, and wash the perineum with warm water every day. The diet should be light and reduce the intake of spicy and irritating foods. If the edema persists for more than 24 hours and is accompanied by fever or difficulty urinating, seek medical attention immediately. When a child develops foreskin edema, parents should pay attention to the urination situation, avoid forcibly washing the foreskin, and take the child to a doctor promptly to determine the cause.