Early stages of microscopic disease: the affected dog is initially not eating, vomiting and diarrhoea, dog temperature up to 39.5 to 41 degrees Celsius, loss of appetite, depression, watery discharge from the eyes and nose, sneezing, diarrhoea, more frequent and larger bowel movements. Middle stage: jelly-like mucus and bloody stools, pink to brownish red, stools are thinner and more fishy than before; vomiting, eating and vomiting, sometimes the vomit is light red; the affected dog is poor in spirit, lying down and drinking. Late stage: very poor spirit, lethargy, unresponsiveness, sunken eyes, coarse back hair, poor skin elasticity, dry mouth, dry nosepiece with a white covering on the nosepiece, cold extremities, weak limbs, lying down, lethargy, dehydration, reduced gastrointestinal peristalsis, increased heart rate, accelerated respiration, sometimes can smell the sick dog’s exhaled odour is sour, vomiting and diarrhoea is heavy, vomit and diarrhoea are bright red, visible mucous membrane Pale, yellow urine, sometimes little or no urine, pH paper test urine is strongly acidic, that is, acidosis.
