A 5 year-old boy is 'off his face' after drinking what looked like a nice bottle of cordial. It was actually radiator coolant. You are called for advice.
A metabolic acidosis is a process which, if uncorrected, would lead to an acidaemia. It is usually associated with a low bicarbonate concentration (or total CO2), but an acidosis may be masked by a co-existing metabolic alkalosis.
You are asked to review a 73 year old lady who is in hospital for treatment of septic arthritis affecting a prosthetic right hip joint inserted 5 years earlier.