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

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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|ECG 3]]
+
[[File:E000560.jpg|thumb|400px|ECG 3]]
[[File:E000562.jpg|400px|ECG 4]]
+
[[File:E000562.jpg|thumb|400px|ECG 4]]
  
 
Also compare ECGs 3 and 4 which were made during correction of potassium levels. ECG 3 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.

Latest revision as of 07:31, 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.