Hard bumps on dogs may be caused by tumors or swollen lymph nodes. You need to take your dog to the pet hospital for examination and treatment as soon as possible. Secondly, if a hard pimple appears after giving the dog an injection, it may be because the dog has not absorbed the drug temporarily, causing a lump at the place where the dog was given the injection. This is a normal phenomenon and will usually disappear on its own in a few days. In addition, you can also peel off the dog's hair and observe the dog's skin condition. If there is dander, it may be caused by the dog suffering from skin disease. The owner should take the dog to the pet hospital for examination in time to determine the specific cause of the disease. Due to medication and cleanup of dandruff.

1. Tumor

If it is a hard pimple growing under the skin and getting bigger and bigger, and the dog is in pain, it may be a tumor. In this case, it is recommended that the owner send the dog to the pet hospital for cytology examination as soon as possible, and a general assessment of the physical condition. If it is a benign tumor, most of it can be removed. If surgery is temporarily unavailable, you can clean it with saline and apply anti-inflammatory ointment externally to control local inflammation.

2. Swollen lymph nodes

If a dog suffers from swollen lymph nodes, the most obvious symptom is hard bumps in the skin. There are lymph nodes under the dog's ears and at the base of the thigh. If the dog's body has inflammation, the nearby lymph nodes will become swollen. This situation needs to be treated with anti-inflammatory methods, and it is recommended that the owner consult a pet doctor in time.

3. Post-injection bag

If a hard pimple appears on the dog after giving it an injection, it may be because the drug has not been fully absorbed or the injection has hit it. Caused within the skin or muscles. This situation is usually not a big problem and will usually subside in a few days. In addition, the owner can also use a warm towel to apply hot compress to the dog to help accelerate the absorption of the medicine.

4. Suffering from skin diseases

If your dog has hard pimples and dandruff on its body, it may be caused by the dog suffering from skin diseases. In this regard, the owner should take the dog to the pet hospital for examination in time, determine the specific cause of the disease, apply medicine to the cause, and clean up the dander. If your dog's skin disease is caused by a fungal infection, it should be treated with antifungal medications. If your dog has skin disease caused by parasite infection, external anthelmintics should be used for deworming.