Causes of eczema in dogs

Most eczema in dogs is associated with allergies. Other factors include chemical factors: medicines, food, inflammatory exudates, excremental irritation, etc.; physical factors: warmth, humidity, friction, scratching, pressure, etc.; biological factors: parasites, microorganisms, etc.; and reduced resistance due to digestive disorders, liver dysfunction, metabolic diseases, vitamin deficiencies, etc., which can all trigger eczema.