Atherosclerosis - who is she?
It's complicated (MI)
You've changed
Mistreatment
Protecting my heart (not really)
100

This type of lipoprotein is the primary contributor to atheroma formation.

LDL cholesterol

100

This type of arrhythmia is the most common cause of sudden cardiac death post-MI.

ventricular fibrillation

100

Between 1–3 days post-MI, the myocardium is predominantly infiltrated by these cells.

Neutrophils 

100

This common side effect of beta-blockers.

bradycardia

100

Ischemic preconditioning refers to brief episodes of ischemia that protect the heart from this.

subsequent prolonged ischemic injury

200

These cells are formed when macrophages engulf oxidized LDL

Foam Cells

200

Rupture of the papillary muscle following MI can lead to this valvular condition

acute mitral regurgitation

200

By day 3–14, granulation tissue appears with infiltration by these cells.

macrophages

200

ACE inhibitors used post-MI may lead to this electrolyte abnormality. (can you tell me why) 

hyperkalemia (indirectly through inhibition of Aldosterone) 

200

Ischemic preconditioning reduces damage by limiting this process associated with reperfusion.

free radical–induced injury

300

This is the first step in atherogenesis, triggered by factors like hypertension or hyperlipidemia.

endothelial dysfunction

300

This late autoimmune complication of MI involves pericarditis and fever

Dressler Syndrome

300

The earliest histologic change within 4 hours of MI is described as this.

Wavy Fiber

(non-contractile muscle fibers being pulled by adjacent contractile fibers)  

300

Thrombolytic therapy increases the risk of this life-threatening cerebral event.

intracranial hemorrhage

300

Opening of these mitochondrial channels during preconditioning reduces calcium overload.

ATP-sensitive potassium channels

400

This process, driven by smooth muscle cells, involves the deposition of collagen and proteoglycans.

extracellular matrix formation or fibrous cap formation

400

This mechanical complication causes a new holosystolic murmur and acute right heart failure.

ventricular septal rupture (acute VSD)

400

This microscopic feature in reperfused myocardial tissue is caused by calcium influx.

contraction bands

(associated with reprofusion) 


400

Percutaneous coronary intervention (PCI) may lead to this paradoxical tissue injury.

reperfusion injury

400

This enzyme pathway, activated by preconditioning, inhibits apoptosis and enhances survival signaling.

PI3K-Akt pathway

500

Arteriosclerosis is a multifactorial inflammatory disease of the intima, manifesting at points of __________________.

hemodynamic shear stress

500

This structural complication presents as a persistent ST elevation weeks after MI and risk of mural thrombus.

Left Ventricular aneurysm 

500

After 2 weeks, healing involves dense deposition of this substance, leading to scar formation.

collagen

500

Dual antiplatelet therapy post-PCI most commonly leads to this adverse effect.

gastrointestinal bleeding

500

Preconditioning triggers involve the release of these autacoids that bind G-protein coupled receptors.

adenosine, bradykinin, and opioids

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