Be Cautious Diagnosing Anxiety and Panic Disorder in Patients with Chest Pain and Anxiety

Patients with acute life-threatening cardiac or pulmonary conditions frequently present with feelings of panic or impending doom in association with chest pain. This may even be in the setting of a stressful situation and mislead the EP to feel confident that anxiolytic therapy and reassurance is all that may be needed.

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Benzodiazepines – Summary

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Biotransformation and Rate of Elimination od Benzodiazepines

Benzodiazepines modify affective responses to sensory perceptions; specifically, they render a subject indifferent towards anxiogenic stimuli, i.e., anxiolytic action. Furthermore, benzodiazepines exert sedating, anticonvulsant, and muscle-relaxant (myotonolytic) effects.

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Antiepileptics – Summary

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Drugs used in the Treatment and Prophylaxis of Epilepsy (Antiepileptics)

In specific forms of epilepsy, initially a single drug is tried to achieve control of seizures, valproate usually being the drug of first choice in generalized seizures, and carbamazepine being preferred for partial (focal), especially partial complex, seizures.

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Never Mistake Ventricular Tachycardia for Supraventricular Tachycardia with Aberrant Conduction

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Criteria for Discriminating Ventricular Tachycardia from SVT with Aberration

It can be especially difficult to distinguish between ventricular tachycardia (VT) and supraventricular tachycardia (SVT) with aberrant conduction. Fortunately, if the patient is unstable, the initial treatment for both rhythms is synchronized electrical cardioversion.

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