Post-Surgery Concerns: Managing Granulation Tissue Inflammation After Fistula Surgery - Surgery

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Post-fistula surgery granulation tissue inflammation?


Hello, doctor.
It has been about a month since my fistula excision surgery (the doctor informed me that the wound healing requires at least 2 months).
Recently, I noticed yellow spots that look like pus on the newly formed granulation tissue (the color is more yellow compared to the surrounding exudate).
The yellow spots have been present for three days and show slight signs of enlargement.
I would like to ask if this condition requires a visit to the hospital? Currently, there are no signs of redness, swelling, heat, or pain.
Thank you, doctor!

Niming, 30~39 year old female. Ask Date: 2023/01/19

Dr. Ke Fangxu reply Surgery


If there is no redness, swelling, heat, or pain, you can continue to observe the healing process of the wound.
The appearance of granulation tissue is a normal phenomenon.
If there is not much discharge, it is not a concern.
However, if there is brown or green purulent discharge, you should consult a physician for further examination.

Reply Date: 2023/01/19

More Info


After undergoing fistula surgery, it's common to have concerns about the healing process, especially regarding the formation of granulation tissue. Granulation tissue is a normal part of the healing process, consisting of new connective tissue and tiny blood vessels that form on the surface of a wound. However, the appearance of yellow spots that resemble pus can be concerning, even if there are no accompanying symptoms like redness, swelling, or pain.

In your case, the yellow spots on the granulation tissue could indicate a few possibilities. One potential explanation is that these yellow spots are a sign of serous fluid accumulation, which is not uncommon in the healing process. This fluid can sometimes appear yellowish and may be mistaken for pus. If there is no accompanying redness, swelling, or pain, it may simply be a part of the normal healing process.

However, it is also important to consider the possibility of infection. While the absence of classic signs of infection (such as redness, heat, swelling, and pain) is reassuring, the presence of yellow spots that are expanding could warrant further evaluation. Infections can sometimes present subtly, and early intervention is crucial to prevent complications.

Given that your surgery was only a month ago and the healing process can take several weeks to months, it is advisable to monitor the situation closely. If the yellow spots continue to grow, change in color, or if you start experiencing any new symptoms such as increased pain, fever, or drainage, it would be prudent to consult your surgeon or healthcare provider. They may recommend an examination to assess the wound and determine if any treatment is necessary, such as antibiotics or further intervention.

In the meantime, here are some general recommendations for managing your recovery:
1. Keep the Area Clean: Maintain good hygiene around the surgical site. Gently clean the area with mild soap and water, and avoid using harsh chemicals or scrubbing too hard.

2. Avoid Irritation: Wear loose-fitting clothing to avoid friction against the healing tissue. If you are advised to use any topical treatments, ensure they are appropriate for your situation.

3. Monitor Symptoms: Keep an eye on the wound for any changes. Document any new symptoms, including changes in color, size, or drainage from the site.

4. Follow-Up Appointments: Attend all scheduled follow-up appointments with your surgeon. These visits are crucial for monitoring your healing progress and addressing any concerns.

5. Healthy Diet and Hydration: Ensure you are eating a balanced diet rich in vitamins and minerals to support healing. Staying hydrated is also important for overall recovery.

6. Limit Physical Activity: Avoid strenuous activities that could put stress on the surgical site until you receive clearance from your healthcare provider.

In conclusion, while the presence of yellow spots on granulation tissue can be a normal part of healing, it is essential to remain vigilant. If you have any doubts or if the situation changes, do not hesitate to seek medical advice. Early intervention can help prevent complications and ensure a smoother recovery process.

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