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What is Low voltage in ECG indicates? and explain in detail?
ANSWER: (D) Pericardial effusionREF: Harrison 17th ed chapter 221Low voltage is indicative of conditions where the electrical signal from the heart is attenuated either because of a heart condition in itself or because of conditions outside the heart. Possible reasons Include:Pericardial effusionConstrictive pericarditisSevere Ischemic heart diseaseInfiltrative disease, e.g. amyloidosisHypothyroidismPulmonary emphysemaPleural effusionPneumothoraxGeneralized edema