What are the causes of dog hair loss? Are you still troubled by dog hair loss?

Causes of dog hair loss
There are many reasons for dog hair loss, such as excessive salt in the diet, skin diseases in dogs, hair loss caused by seasonal changes, and Hair loss and malnutrition during the growth process of dogs may cause excessive hair loss in dogs. These are conditions that parents should investigate when encountering hair loss problems in dogs.
Six major inspection items when losing hair:
1. The area where hair is falling
2. The appearance of hair loss
3. Will it itch?
4. What to eat
5.Have you had sterilization surgery
6. Are you receiving treatment for other diseases?
If there are symptoms of itching at the same time, it is easier for the owner to notice the hair loss of the dog. If there is no itching, he must look carefully to find out. In order to detect the disease in time, the dog must be combed regularly and check whether If there is hair loss, long-haired dogs are less likely to detect hair loss. You must comb the hair to confirm. Different from the moulting period, when hair loss is caused by disease, only partial hair loss occurs. When hair loss occurs in different parts of the body, different diseases may occur. Allergic dermatitis, hormonal abnormalities, dermatitis caused by bacteria, stress, etc. may cause hair loss.
Possible diseases based on the areas of hair loss:
1. Hair loss on the face, legs, armpits, and back: allergic dermatitis. (In severe cases, erythema may appear all over the body])
2. Hair loss from buttocks to back: flea allergic dermatitis. (The hair loss at the base of the tail and around the waist is more serious)
3. Symmetrical hair loss:
(1) Adrenal Cortical Dystrophy (symmetrical hair loss in parts other than the head and feet, and sometimes pigmentation)
(2) One of the symptoms of hypothyroidism (symmetrical hair loss on the legs)
(3) Hypothyroidism II (symmetrical hair loss on the back and abdomen)
4. Circular hair loss: Fungal infection (hair loss occurs in a nearly circular pattern, and when it worsens, it will spread to the whole body)
5. Extensive hair loss: Pyoderma (skin becomes red, rash appears, severe itching occurs, and hair falls after biting or scratching)
6. Hair loss around the buttocks, vulva, and lower abdomen: Hair loss caused by hormonal abnormalities (hair loss is fixed, but not symmetrical)
7. Hair loss around the eyes and mouth: Hair cells (hair loss caused by external parasites, signs of hair loss around the eyes and mouth on parts of the face and front legs, or all over the body)
8. Body licking and hair loss: stress (psychological problems cause hair loss, dogs under mental stress will lick their own legs or bite their tails, causing hair loss)
Notes
1. Hair loss outside of the moulting period: Usually spring and autumn are the seasons of hair shedding. During the moulting period, hair will fall all over the body, which is different from partial hair loss caused by diseases. different. In spring, the undercoat is shed in preparation for summer. In autumn, new undercoat grows densely to prepare for the coming winter. Dogs that live indoors are not easily affected by outside temperatures and sunlight hours, and will tend to shed hair throughout the year. Therefore, hair loss during the non-shedding period is not necessarily caused by disease.
2. Check the dog’s food to see if there is any problem with its nutritional status and whether it is deficient in vitamins and minerals. When vitamin A, copper and zinc are insufficient, skin diseases and hair loss can occur.
3. The use of steroids may also cause hair loss: Steroids used to treat diseases may also cause hair loss and have side effects. Once discovered, the veterinarian must be notified immediately. When hair loss is caused by steroids, it can be used to gradually reduce the amount of hair loss and eventually discontinue use, but making this decision on your own is dangerous and your veterinarian's instructions must be followed.
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