Collibacillosis/collisopticaemia (E. coli) Clinical symptoms: Goat kids under one month of age are commonly affected. Important symptoms are fever, diarrhea. or dysentery. Loss of appetite, dryness of hair and skin coat in later stages temperature became subnormal.
These symptoms include fatigue, malaise, and visual disturbances. The classic features of digoxin toxicity are nausea, vomiting, diarrhea, abdominal pain, headache, dizziness, confusion, delirium, vision disturbance (blurred or yellow vision).
High potassium causes arrhythmias, and so does digoxin toxicity. Double whammy. You're more likely to get digoxin toxicity with low potassium as you have explained, but toxicity can occur without this. Combined with a high potassium, the heart rhythm is in serious danger.