It was 300 yards long -- just 100 vertical feet -- but it was narrow, heart-attack narrow, and jagged, dropping off to oblivion on either side.
Opening a narrowed heart valve may seem like a simple idea, but the task itself becomes incredibly difficult when the patient is a 23-week fetus whose heart, a moving target, is the size of a grape.
But about 90 minutes to two hours before Mr. Bush spoke to reporters at the State Capitol here, doctors had begun a surgical procedure on Mr. Cheney in which they inserted a small device called a stent into a narrowed heart artery to keep the artery open.
Between them they dominate the market for a medical life-saver called a drug-eluting stent a tiny spring-like piece of metal coated with slow-dissolving drugs which can be used to prop open narrowed heart and other arteries after surgery.
Neurologists treated the blocked vessels in her brain and diagnosed her with a narrowed heart valve and high blood pressure.
Moreover, the diastolic and systolic diameters were significantly smaller in D-p38a −/−,D-p38b −/− than in wild-type hearts, resulting in a narrower heart tube.
Further indicating cardiac dysfunction, flies with PC-expressed catalase exhibited a narrowed heart tube phenotype at 1 week of age, as manifested by significant decreases in the diastolic and systolic diameters compared with control hearts.
Such deeds narrow the heart.
We used the clinical and laboratory data in the charts to determine the main reason for MICU admission (infection with or without bone narrow failure, heart failure, non-infectious pulmonary disorder or neurological failure).
In blood vessels narrowed by heart disease, fatty deposits can burst, leading to the quick formation of a clot that blocks the flow of blood to the heart or brain.
Besides a sloppy use of language ("Templeman's sharp and insulting tongue clashing with Malloch's violent temper"), Niven has an unfortunate weakness for cliche, with fateful tales, narrow escapes, hearts sinking and a sun "lifting its burning head over the earth".
