Differentiation between primary and secondary adrenal insufficiency can be made by periodically measuring serum electrolytes, baseline endogenous ACTH, or possibly serum or plasma aldosterone during the ACTH stimulation test.

An automated blood pressure cuff is placed on the arm which periodically measures the patient's blood pressure.

The TPM sensors currently fitted to high volume production cars worldwide are battery-powered, self-contained units which periodically measure tire pressure, and often temperature and acceleration.

Federal law requires coal companies to periodically measure concentrations of dust in underground mines by issuing portable plastic devices containing a paper filter that miners wear on their belts for an eight-hour shift.

They periodically measure the pressure of the gas between.

Periodically measuring tank levels using traditional manual methods is not accurate enough or timely, given the volumes of fuel that a marine engine can consume.

It is recommended to periodically measure serum calcium in individuals receiving large doses of vitamin D.

After the monument was completed, workers periodically measured the distance between the pins with a caliper.

It does this by periodically measuring the capacitance on the USB port to determine whether there is another device attached, a dangling cable or no cable.

In keeping with its assiduously careful practice of periodically measuring the response to the toll-free telephone numbers and coupons in its direct-response ads, on which it spends about $15 million a year, Mr. Bernard will gauge the reaction to the image campaign before proceeding further.