What should I do if my terrier has itchy skin? What is the cause? Canine pruritus is a type of neurodermatitis. Its clinical characteristics are itchy skin and the dog keeps scratching.

1. Causes of canine skin itching:

1. This disease can be caused by a variety of causes, mainly histamine, acetylcholine, glycine, arginine, bile acids, etc.

2. Certain diseases such as jaundice, uremia, diabetes, endocrine disorders, gastrointestinal disorders, vitamin A, vitamin B, and vitamin C deficiency, canine distemper, malignant tumors, neurological diseases and intestinal parasites Insects etc.

2. Key points for diagnosis of canine skin pruritus:

1. Generalized: The itching sensation initially occurs locally and gradually spreads to the whole body. It is mostly caused by underlying diseases. Pay attention to the course of the disease and discover other systemic symptoms in addition to itching.

2. Limitations: Local itching is common around the anus, external auditory canal, etc. The skin is damaged by biting due to itching, resulting in secondary dermatitis, and some may show lichen, pigmentation and eczema-like changes. Some are so itchy that they can bite off their tails or even chew up the muscles of their limbs.

3. Prevention and treatment measures for canine skin itching:

1. Try to find out the underlying diseases and treat the sick dogs. This is the fundamental treatment method.

2. Adrenocortical hormones, such as prednisone 0.5-2 mg/kg body weight or dexamethasone 0.15-0.25 mg/kg body weight, intramuscular injection, oral or external use.

3. Antihistamine drugs, diphenhydramine 5 to 20 mg intramuscularly.

4. For severe itching, local anesthesia can be injected or ointment can be applied locally. Use 0.5% to 10% Ichthyostatin or Daho cream to apply it externally and rub it in.