A 54 yr old female is in ICU with sepsis after repair of a leaking ileo-colic anastamosis. When you take over management on day 3, she is febrile and vasodilated. T 38.5O C, pulse 110 / min, MAP 58 mm Hg. CVP 12 mm Hg. Urine output 15 mL/hr.
Biochemistry. Examples included artefact secondary to contamination with potassium EDTA, a hypo-adrenal state, effects of alcohol/malnutrition, and rhabdomyolysis. Nine out of twenty-three candidates passed this section.
Biochemistry. Examples included a hyperosmolar state due to methanol poisoning, thrombotic thrombocytopaenic purpura. The likely diagnoses and/or possible causes were requested, as were rationale or further tests.
Biochemistry. Examples included a hyperosmolar state, obstructive jaundice, and hyponatraemia. The likely diagnoses and/or possible causes were requested, as were formulae for some simple, relevant, calculations.