Prevalence Causes Clinical features Investigations Therapy Prognosis

Clinical features Patients can present with no specific clinical features d non-specific weakness and paraesthesias d sudden cardiac arrest d Ask about renal failure, and look at recent electrolytes, urea and creatinine heart failure current medication: specifically ACE inhibitors, infusions, diuretics, NSAIDs, trimethoprim use of salt substitutes

Expiry date: September 2005
Levels of Evidence used in grading these guides