Lab case 131 – Interpretation

A 67 year old man with possible cardiomyopathy and renal impairment is seen post ROSC.

His blood tests show:Acute uncompensated metabolic acidosis secondary to elevated lactate (hypoperfusion during cardiac arrest), life threatening hyperkalaemia requiring treatment and mild hyperglycaemia and renal impairment.

Anion gap = 14, normal

Compensation: Winter’s – expected CO2 29, actual 42

He should have an urgent ECG to exclude STEMI requiring Angiogram

Aims of management:

Reduce K

Post resuscitation care

ICU admission

Investigate cause of cardiac arrest