This topic is about someone who has a temporary ileostomy and is experiencing a sudden increase in the size of their stoma after three months. Initially, the stoma was small and almost level with the skin, so they used convex wafers. Recently, the stoma has become larger and more protruding. The surgeon believes this change is likely harmless unless there are changes in color or pain, and it might be related to a worsening parastomal hernia. The person is waiting to see an ostomy nurse and is curious if others have had similar experiences.

Here are some helpful insights and advice:

1. Convexity effects: Convex wafers can make a stoma appear larger and more protruding. Switching to a flat wafer might help it shrink, but if leakage occurs, try using barrier rings, flange extenders, or an elastic belt instead of immediately going back to convex wafers.

2. Natural fluctuation: Stomas can naturally enlarge and shrink without indicating a problem. If changes resolve after removing the bag, washing, or resting, they are usually not a concern.

3. Hernia or prolapse perspective: A protruding stoma might be a mild prolapse or an internal bulge shifting outward, which can sometimes relieve small blockages. Monitor the situation, but don't worry unless there is pain, a color change, or worsening protrusion.

4. Techniques to reduce temporary swelling:
- Gently wash the stoma with warm water and soap, then rest to help it retract.
- Briefly apply an ice cube or cool water, or use a hair-dryer on low warm air to shrink it.

5. Activity and lifting: Since it's only three months post-op, continue to limit bending and heavy lifting for at least a year. Walking is the safest exercise.

6. Diet influence: High sugar intake, such as frequent consumption of marshmallows to thicken output, can cause the stoma to swell. Try reducing sugars to see if the size decreases.

7. Leakage aids: Use barrier rings, flange extender strips, and a support or flange belt to prevent leaks when trying flatter wafers.

8. Professional follow-up: Schedule an appointment with a stoma nurse to assess the wafer choice, check for hernia or prolapse, and refit products as needed.