Why is my chicken’s cut getting bigger instead of healing? | arlo.® Atlas
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Overview
If your chicken’s cut is getting bigger instead of healing, it usually means the skin is being irritated, the bird is picking at it, or the wound may be infected. Small cuts can worsen quite quickly on chickens, so it’s worth checking the area carefully and keeping an eye on any change in size, colour or discharge.
There can be a few reasons for this, and not all of them are serious at the start. The main aim is to keep the area clean, reduce further damage, and watch for signs that the wound needs veterinary help.
Things To Check
1. Look at whether the cut is actually getting larger, or whether the feathers around it are making it look bigger than it is.
2. Check for redness, swelling, heat, wetness, bad smell or any discharge from the wound.
3. Watch whether the chicken is pecking, scratching or rubbing the area and reopening it.
4. Check the bird’s behaviour. Is she bright and active, or quieter than usual, fluffed up or off her food?
5. Look for flies, maggots, dirt or damp bedding around the cut, especially in warm weather.
6. See if the wound is near a joint, under a wing, or somewhere that moves a lot and may not stay closed.
7. Check the coop, run and bedding for anything sharp, rough or dirty that could keep irritating the area.
Common Causes
The most common reason is simple irritation. If the chicken keeps pecking at the cut, or if it’s rubbing on rough surfaces, the wound can keep opening and appear bigger.
Infection is another common cause. A wound that becomes contaminated with dirt, droppings or damp bedding may start to swell, ooze or smell and can slowly worsen rather than heal.
Less commonly, the skin around the cut may be under tension because of movement, location or a deeper injury than first appeared. In those cases, the surface can look small at first and then spread as the area becomes more inflamed.
Fly strike can also become a concern if a wound is left open in warm weather, particularly if it’s dirty, moist or difficult for the bird to keep clean.
What To Do
Keep the chicken somewhere clean, dry and easy to monitor so you can prevent pecking and reduce contamination. If needed, separate her from flockmates that are bothering the wound.
Gently check the area once or twice a day and note whether it’s changing. Clean any obvious dirt off the surrounding skin and replace wet or soiled bedding promptly.
Try to remove anything in the environment that could keep reopening the cut, such as sharp edges, rough perches or damp, dirty areas. A calmer, cleaner space can make it easier for the wound to settle.
If the wound is still enlarging, producing discharge, or the chicken seems unwell, get veterinary advice rather than waiting for it to improve on its own.
When To Contact A Vet
Contact a vet if the cut is getting bigger quickly, has pus or a strong smell, is very swollen, or the skin around it is dark, hot or painful. You should also get advice if your chicken seems quiet, is off her food, has fly strike risks, or the wound is near a joint or looks deeper than a surface cut.
Chicken wounds can deteriorate faster than owners expect, especially if they keep getting contaminated or reopened.
Products That May Help
Keeping the coop and surrounding area clean can help support day-to-day wound management and reduce the chance of the cut being re-soiled.
Related Questions
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Atlas is here to support owners with practical, easy-to-understand guidance. It is not a substitute for professional veterinary advice. If you're concerned about your animal's health, symptoms worsen, or something doesn't feel right, contact your vet.