PMC3272537_01
An electrocardiogram shows normal sinus rhythm before the induction of anesthesia.
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F1
Preoperative laboratory findings, electrocardiogram (ECG) results, echocardiography results, and pulmonary function tests were all within normal limits (Fig. 1).
An electrocardiogram shows an atrial premature complex immediately after an injection of ephedrine and glycopyrrolate following sudden hypotension and bradycardia.
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F2
Soon after, the ECG showed an atrial premature complex (APC) (Fig. 2).
An electrocardiogram shows a rise in heart rate about 10 min after an injection of ephedrine and glycopyrrolate.
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F3
However, after 10 min, BP decreased to 70/35 mmHg, and HR increased to 100 beats/min (Fig. 3).
Electrocardiogram shows significant ST-segment elevation and increased heart rate after injection of epinephrine.
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F4
Dopamine (5 microg/kg/min) and isosorbide dinitrate (0.5 microg/kg/min) were infused continuously with careful monitoring (Fig. 4).