Myocardial ischemia and infarction Definition and Pathophysiology No reflow is impaired anterograde myocardial perfusion despite the absence of a flow limiting epicardial coronary stenosis. It…

…infarction HINTS in continuous vertigo HINTS is not a test for BPPV. It is used in the acute vestibular syndrome — continuous vertigo with spontaneous nystagmus…

…management is different. Takotsubo syndrome and myocarditis should not be classified as MINOCA when they are established as the explanation for the presentation. Clinical presentation…

…sign of brain death. However, the absence of pupillary light reflex immediately post cardiac arrest is more equivocal. Various pharmaceutical agents, including epinephrine—administered to…

…in loss of consciousness, cessation of breathing, and absence of a palpable pulse. Ventricular contraction has ceased or unable to generate perfusion. SCD (sudden cardiac…

…body reaching the stroma or deeper. The absence of a slit lamp — the cornea should not be instrumented without magnification. With a suspected chemical injury…

…or equal to 1 mm These criteria for the other leads apply in the absence of left ventricular hypertrophy or left bundle branch block [8…

…widespread acceptance was delayed, partly due to autopsy studies demonstrating an absence of coronary thrombi in a significant proportion of deceased patients. Historically referred to…

…precisely, FFR compares the pressure driving flow distal to a stenosis with the pressure that would be available in the absence of that stenosis. The…

…although its absence does not exclude ischemic cardiomyopathy Symptoms related to recurrent ischemia Symptoms associated with ventricular arrhythmias The prognosis is especially unfavorable when ischemic…