Cardiology Emergency medicine Definition and Pathophysiology Acute aortic syndromes comprise classic aortic dissection, intramural haematoma (IMH), and penetrating atherosclerotic ulcer (PAU). Aortic dissection accounts for…

…penetrating atherosclerotic ulcer, aortic pseudoaneurysm and traumatic aortic injury. In classic dissection, an intimal tear permits blood to enter the diseased aortic media. Blood then…

…The diagnostic requirements for LBBB vary by the stringency of the criteria applied: Classic Criteria : These include a QRS duration of $\ge 120$ msec…

…inhibitor therapy is bradykinin mediated rather than mast cell mediated, distinguishing it from classic allergic reactions. Clinical Presentation and Symptoms ACE Inhibitor Induced Cough ACE…

…an hour of arterial occlusion. The classic clinical constellation is remembered as the “six Ps”: Pain Paresthesia Pallor Pulselessness Poikilothermia, or coldness Paralysis Pain is…

…cardiovascular cause [4]. 2. Aortic Dissection Pain Characteristics: The classic symptom is a severe, often sharp pain that characteristically radiates to the back [5]. 3…

…artery occlusion causing transmural ischemia and requiring urgent reperfusion, even in the absence of classic ST elevation. Multiple studies have demonstrated the superior sensitivity of…

…receptors (e.g., SR A, CD36) that, unlike the classic LDL receptor, are not downregulated by intracellular cholesterol accumulation. Consequently, macrophages indiscriminately phagocytose oxLDL until…

…STEMI criteria and occlusion patterns on the ECG Classic ST elevation criteria New ST elevation at the J point in at least two anatomically contiguous…

…slow gait without describing classic claudication. In older adults, approximately 40% are asymptomatic, 50% report atypical leg symptoms and fewer than 10% have classic claudication…

…considerations Type 1 Contrast staining of the arterial wall with multiple lumens or radiolucent channels The classic appearance and usually readily recognized Type 2 Long…

…fast offset kinetics Lidocaine , Mexiletine , Phenytoin Class IC Na + channel blocker with slow offset kinetics Flecainide, Propafenone Class II Beta adrenergic Blockers (antagonists) Atenolol, Carvedilol…

…fast offset kinetics Lidocaine , Mexiletine , Phenytoin Class IC Na + channel blocker with slow offset kinetics Flecainide, Propafenone Class II Beta adrenergic Blockers (antagonists) Atenolol, Carvedilol…

…typical flutter. Furthermore, typical flutter frequently emerges in patients undergoing pharmacological treatment for AF with class IC drugs or amiodarone. In these instances, the flutter…