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1、what are the clinical types of influenza?

clinical classification: 1. septicemia type 2. neurological type 3. airbag inflammation type 4. bronchial obstruction type 5. pulmonary necrosis type 6. nephrotic type;

2. the pathological process of airbag inflammation:

air cell opacity, air cell thickening, air cell capillary hyperplasia, air cell suppuration (caseous formation)

3. causes of poultry respiratory diseases:

1) influenza h9 is the culprit; 2) cold stress is the main cause; 3) bronchitis virus is sometimes involved; 4) mycoplasma causes immunosuppression; 5) large rod complications cause heavy deaths; 6) mycotoxins aggravate the condition

4. principles of treatment for influenza

relieving inhibition, relieving cold, resisting toxins and inflammation, symptomatic treatment (repairing tissues, nourishing organs, protecting liver and kidneys, strengthening heart and lungs, strengthening spleen and refreshing brain, harmonizing stomach and moistening intestines)

5. which three inhibitions occur in chickens with myo-gonadal gastritis?