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Wellens' syndrome is an electrocardiographic manifestation of critical proximal left anterior descending (LAD) coronary artery stenosis in people with unstable angina. Originally thought of as two separate types, A and B, it is now considered an evolving wave form, initially of biphasic T wave inversions and later becoming symmetrical, often ...
Wellens' sign or warning: Hein Wellens: cardiology: severe stenosis of LAD: characteristic ekg changes Wernicke encephalopathy: Carl Wernicke: neurology, psychiatry: thiamine deficiency: neurological symptoms caused by biochemical lesions of the central nervous system after exhaustion of B-vitamin reserves, in particular thiamine: Wernicke ...
The left anterior descending artery (LAD, or anterior descending branch), also called anterior interventricular artery (IVA, or anterior interventricular branch of left coronary artery) [1] is a branch of the left coronary artery.
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Wellens' syndrome is caused by the injury or blockage of the left anterior descending artery, therefore resulting in symmetrical T wave inversions from V2 to V4 with depth more than 5 mm in 75% of the cases. Meanwhile, the remaining 25% of the cases shows biphasic T wave morphology.
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