A defect in tissue factor expression in monocytes from patients infected by HIV correlates with markers of disease progression.
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Biomedical subjects
Publications and source records attributed to S D Spector.
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The technique, efficacy, and long-term results of mitral valve reconstruction have been well demonstrated and reported by Carpentier and other investigators. However, most of the results reported have been in patients aged less than 65 years. Between April 1985 and September 1988, we performed mitral valve reconstruction in 176 patients using Carpentier's classification and technique for repair. Ages ranged from 15 to 86 years (mean age, 63 years). Of the repairs, 96/176 (55%) had concomitant cardiac procedures. Patients aged 65 years or more accounted for 52% (92/176) of the population and 35% (65/176) were more than 70 years old. Hospital mortality (30 day) was 4% (4/84) in the group aged less than 65 years. Hospital mortality for the group aged more than 65 years was 12% (11/92), compared with an overall 8.5% mortality. These results suggest an increased morbidity with mitral valve repair in the patients aged more than 65 years, but this group represents an even higher risk group with mitral valve replacement.
One hundred sixty-four permanent pacemaker implantations through the subclavian vein were accomplished by 17 different physicians at four institutions utilizing a specially constructed peel-away introducer. Fourteen attempts (8.3 percent) to cannulate the subclavian vein were unsuccessful. There were four cases of pneumothorax (2.4 percent) and two cases of hematoma formation (1.2 percent). The procedure has the advantage of a rapid and atraumatic insertion of a variety of transvenous pacemaker electrodes, and the avoidance of surgical dissection for a venous entrance site.
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