| high-residue diet |
A diet that contains considerable amounts of substances such as fiber or cellulose, which the human body is unable to metabolize and absorb. This diet is particularly useful in treating constipation and may be beneficial also i
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| high-risk pregnancy |
A pregnancy in which maternal factors such as diabetes mellitus, hypertension, kidney disease, viral infections, vaginal bleeding, multiple pregnancies, substance abuse, age under 17 or over 35, or toxic exposures are present
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| high-speed dental handpiece |
A dental handpiece that operates at speeds about 100,000 to 800,000 rpm. The high-speed or ultra-speed handpiece operates with a water spray and may have a fiberoptic light to facilitate better visibility. A water spr
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| high-speed engine |
A machine that rotates a dental instrument in excess of 12,000 rpm.
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| high-takeoff coronary artery |
A coronary artery that originates more than a centimeter above the sinotubular junction of the aorta.
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