Milrinone is contraindicated in patients with ventricular tachycardia, as it can worsen this condition and lead to serious complications. The other conditions listed do not represent direct contraindications but require careful monitoring. Therefore, the correct answer is D. Ventricular tachycardia.
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Milrinone is contraindicated in patients with ventricular tachycardia due to the potential exacerbation of the condition. It is important for healthcare providers to be aware of this contraindication when managing medications for their patients. Other listed conditions are not direct contraindications but require careful consideration. ;