QuestionSBA
QuestionChoice
This test is not as specific or sensitive as creatine kinase for diagnosing rhabdomyloysis.
10005468
c
Full blood count
QuestionChoice
This test is not as specific or sensitive as creatine kinase for diagnosing rhabdomyloysis.
10005469
d
C-reactive protein (CRP)
QuestionChoice
Rhabdomyolysis is caused by skeletal muscle breakdown. Creatine kinase is the most reliable indicator of muscle damage. A five-fold rise from the upper limit of the reference range suggests rhabdomyolysis although the levels are often much higher.
10005466
a
Creatine kinase
QuestionChoice
This test is not as specific or sensitive as creatine kinase for diagnosing rhabdomyloysis.
10005467
b
Liver function tests
QuestionChoice
This test is not as specific or sensitive as creatine kinase for diagnosing rhabdomyloysis. It may reveal a metabolic acidosis if rhabdomyolysis is present.
10005470
e
Venous blood gas
Concept
Chapter
2693
4410
Rhabdomyolysis
Topic
142
Nephrology
13640
An 88-year-old female is brought to the emergency department after falling at home. On taking a history from the patient, you learn that she was lying on the floor for more than 24 hours before she was attended to by the ambulance service. She has no history of chronic kidney disease. She is however found to have an acute kidney injury (AKI) as a result of suspected rhabdomyolysis. Her urea and electrolytes are normal, apart from a mild hyponatraemia at 130mmol/L and elevated creatinine at 105μmol/L (normal range 60-120 μmol/L).

Which of the following serum investigation is the most appropriate to diagnose the cause of her AKI?
a