Post-Surgery Care for Anal Fistula: Discharge and Healing Time - Surgery

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Post-anal fistula surgery


Hello Doctor, I have undergone fistula surgery three times, and it has been 47 days since my third surgery.
The external wound has turned white, but there is still yellow discharge, as shown in the picture.
Sometimes there is no discharge, other times there are yellow discharge particles the size of grains of rice, and sometimes the discharge has dried.
Could this be due to the internal wound not healing yet? The doctor prescribed a suppository for me, which I use once every night before bed, but I feel it hasn't significantly helped with the healing process.
How much longer do you think it will take for me to recover? Thank you.

Kevin, 30~39 year old female. Ask Date: 2021/02/23

Dr. Ke Fangxu reply Surgery


Although I haven't examined it in person, it appears from the photos that it has mostly healed.
The presence of discharge indicates that the wound has not fully healed yet, but it should recover in about a month.
If there is still discharge at that time, it would be advisable to have a doctor check for any signs of recurrence.

Reply Date: 2021/02/23

More Info


Post-surgery care for anal fistula can be quite complex, especially after multiple surgeries. It’s important to understand that healing times can vary significantly from patient to patient based on several factors, including the extent of the surgery, the presence of any complications, and individual health conditions.

In your case, having undergone three surgeries for an anal fistula and now being 47 days post-operation, it is not uncommon to still experience some discharge. The presence of yellow discharge can indicate a few things. It could be a sign of ongoing healing, as the body continues to repair the tissue. However, it could also suggest the possibility of infection or that the internal wound has not fully healed yet. The fact that you sometimes have no discharge and other times have small amounts can be indicative of the healing process, where the body is intermittently producing fluid as it works to close the wound.

The white appearance of the wound could be a sign of granulation tissue, which is a normal part of the healing process. Granulation tissue is a sign that the body is forming new tissue to replace the damaged one. However, if the discharge is persistent and accompanied by pain, increased redness, or swelling, it would be wise to consult your surgeon or healthcare provider to rule out any infection.

Regarding the use of the suppository that your doctor prescribed, it’s essential to follow the instructions provided. Suppositories can help with bowel movements and may assist in reducing strain during defecation, which is crucial for healing in the anal area. However, if you feel that the suppository is not aiding your recovery, it’s important to communicate this to your healthcare provider. They may need to reassess your treatment plan or consider alternative options.

As for the healing time, while many anal fistula surgeries can take several weeks to months to heal completely, it’s difficult to provide a precise timeline without a thorough examination. Generally, if there are no complications, you might expect to see significant improvement within 6 to 8 weeks post-surgery. However, complete healing can sometimes take longer, especially after multiple surgeries.
In the meantime, here are some general care tips to aid your recovery:
1. Hygiene: Keep the area clean and dry. Gentle cleansing with warm water after bowel movements can help. Avoid harsh soaps or scrubbing the area.

2. Diet: Maintain a high-fiber diet to prevent constipation, which can strain the surgical site. Staying hydrated is also crucial.

3. Pain Management: Use over-the-counter pain relief as needed, but consult your doctor if you find that pain persists or worsens.

4. Follow-Up Appointments: Regular follow-ups with your surgeon are essential to monitor healing and address any concerns.

5. Watch for Signs of Infection: Be vigilant for any signs of infection, such as increased pain, swelling, fever, or foul-smelling discharge, and report these to your doctor immediately.

6. Limit Strain: Avoid heavy lifting and strenuous activities that could put pressure on the surgical site.

In conclusion, while some discharge and discomfort can be part of the healing process after anal fistula surgery, it’s crucial to stay in touch with your healthcare provider to ensure that your recovery is on track and to address any concerns you may have. Healing can be a gradual process, and patience is key.

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