• Hemagglutinin • Neuraminidase • Fusion protein These are called "surface proteins" that are present on some viruses.

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Why is it called a "syncytial" virus?
Because it makes cells fuse and clump together and become one huge multi-nucleated cell (called syncytium).

Hyperkalemia is often called "the syphilis of ECG" because it can present in so many forms; bradyarrhythmia, tachyarrhythmia, AV-block, BB block, and many others...

The great imitator

The great imitator

Stress tests can be divided into: • Exercise stress test, most commonly using a treadmill. • Pharmacological stress tests. They are used in patients who are unable to exercise or the exercise stress test is contraindicated (like in LBBB). They are further…

The artery most commonly occluded in MI is the LAD (Left Anterior Descending). It leads to anterior MI.

Occlusion of the RCA (Right Coronary Artery) leads to inferior MI.

Occlusion of the PDA (Posterior Descending Artery) leads to posterior MI.

Occlusion of the circumflex artery leads to lateral MI.

Heart failure (HF) can be a complication of MI because of cardiac remodelling.