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Case Report
Copyright ©The Author(s) 2025.
World J Clin Cases. Nov 26, 2025; 13(33): 113560
Published online Nov 26, 2025. doi: 10.12998/wjcc.v13.i33.113560
Figure 1
Figure 1 Electrocardiogram at admission showing mild QTc prolongation (432 ms).
Figure 2
Figure 2 Electrocardiogram at 15 hours post-ingestion showing ventricular tachycardia.
Figure 3
Figure 3 Serial changes in serum Venlafaxine (black solid line), O-desmethylvenlafaxine (blue dashed line), and QTc (red dotted line). Shaded areas represent the therapeutic range (0.1-0.4 µg/mL) and the lethal range (≥ 9.5 µg/mL). ODV: O-desmethylvenlafaxine.