Table 2

 Disease states associated with CPM/EPM, often more than one association present

• Alcoholism (common)
• Malnutrition (common)
• After prolonged diuretic use (frequent)
• Psychogenic polydipsia (rare if acute)
• Burns (infrequent, and often in context of hypernatraemia)
• Post-liver transplant (well recognised)
• Post-pituitary surgery (rare)
• Post-urological surgery/gynaecological surgery, especially if involving glycine infusions (rare)