Classification
- Normal: 1.1-0.7
- Mild: 0.69-0.5 – No symptoms or non-specific symptoms, such as lethargy, muscle cramps, or muscle weakness
- Severe: <0.5 – Severe neurologic symptoms such as nystagmus, tetany, seizures, and cardiac arrhythmias
Signs/Symps (normally <0.5)
- MSK: Muscle Twitch, Tremor, Tetany, Cramps
- CNS: Apathy, Depression, Hallucination, Agitation, Confusion, Seizure
- CVS: Tachycardia, Hypertension, Arrhythmia, Digoxin Toxicity
- BioChem: Hypokalaemia, Hypocalcaemia, Hypophosphataemia, Hyponatraemia