Answer - Case of the month (Oct 2011): Difference between revisions

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B. Potassium levels was severely elevated: 7.5 mmol/L. Note the flattened P wave. The widened QRS and the abnormal repolarization.
B. Potassium levels was severely elevated: 7.5 mmol/L. Note the flattened P wave. The widened QRS and the abnormal repolarization.


[[File:E000560.jpg|400px]]
[[File:E000560.jpg|400px|ECG 3]]
[[File:E000562.jpg|400px]]
[[File:E000562.jpg|400px|ECG 4]]


Also compare E000560 and E000562 which were made during correction of potassium levels. E000560 clearly shows peaked T waves.
Also compare ECGs 3 and 4 which were made during correction of potassium levels. ECG 3 clearly shows peaked T waves.

Revision as of 07:30, 26 October 2011

E000561.jpg

Q: This patient had a severe electrolyte disorder (and no ischemia). Which electrolyte disorder?

A. Hypokalemia

B. Hyperkalemia

C. Hypocalcemia

D. Hypercalcemia

Answer: B. Potassium levels was severely elevated: 7.5 mmol/L. Note the flattened P wave. The widened QRS and the abnormal repolarization.

ECG 3 ECG 4

Also compare ECGs 3 and 4 which were made during correction of potassium levels. ECG 3 clearly shows peaked T waves.