Cabrera’s sign is used to diagnose an acute myocardial infarction in the setting of a left bundle branch block and consists of notching at 40 milliseconds in the upslope of the S wave in lead V3 ...

Salus’s sign (a.k.a. Bonnet’s sign or Gunn’s sign) is described as the deflection of retinal veins at the arteriovenous crossings in patients with chronic hypertension.

Failure to achieve a normal myocardial blush in the infarcted region by contrast injection immediately after percutaneous coronary intervention—the 'no-reflow' phenomenon—is an ominous sign ...