Which of the following, if present upon initial presentation in a patient with acute digoxin overdose, portends a poor prognosis?
A. Visual disturbance Wrong Choice!
B. An ECG showing a high-degree atrio-ventricular block Wrong Choice!
C. Serum digoxin levels greater than 1 ng/mL Wrong Choice!
D. A serum potassium concentration greater than 5.5 mEq Correct Choice
Answer:D
Which of the following, if present upon initial presentation in a patient with acute digoxin overdose, portends a poor prognosis?
A. Visual disturbance Wrong Choice! B. An ECG showing a high-degree atrio-ventricular block Wrong Choice! C. Serum digoxin levels greater than 1 ng/mL Wrong Choice! D. A serum potassium concentration greater than 5.5 mEq Correct Choice