Scabs on a cat’s tail may not necessarily be tinea felis, but may also be caused by injury. You need to observe whether there is hair loss, dander, redness, swelling, itching, etc. on the scabs on the cat’s tail. If there are similar conditions, then it is tinea catis. , the cat needs to be treated in time, and fungal treatment drugs can be used to avoid spreading; if there are no other circumstances, then it is a scab due to trauma, and the cat needs to clean and disinfect the wound to avoid wound infection.