vitamin deficiency

Rickets

Obesity

• 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