A special key on most computer keyboards that allows users to access alternate features and keyboard "hotkeys". Alt is almost always used in conjunction with another key, such as "F4" or "Ctrl".


... Why get tested?
To screen for liver damage

When to get tested?
If your doctor thinks that you have symptoms of a liver disorder

Sample required?
A blood sample drawn from a vein in your arm
Lab Tests Online - more...

Look up alt in Wiktionary, the free dictionary. ALT may stand for: ALT ...
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  • ALT (Lab Tests Online)