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Biomedical subjects

Don H Loebl

Publications and source records attributed to Don H Loebl.

2 recordsLinked to original sources

Arterial elasticity and erectile dysfunction in hypertensive men.

Erectile dysfunction is a common symptom among hypertensive patients that impairs quality of life and adherence to antihypertensive pharmacologic therapy. It is also associated with cardiovascular risk factors and disease. The Sexual Health Inventory in Men (SHIM) was administered to 105 ambulatory hypertensive patients, and large and small artery elasticity indices were measured. Each variable was examined in a simple linear regression model or 1-way analysis of variance model to determine each variable's relationship with the SHIM score. Variables that were significantly associated with the SHIM score in the univariate models included age, duration of hypertension, peripheral vascular disease, and small artery elasticity. Large artery elasticity was not significantly associated with the SHIM score. In the multivariate model, age, hypertension duration, and peripheral vascular disease were associated with a lower SHIM score. This study demonstrates a relationship between erectile dysfunction and reduced artery elasticity.

Blood Pressure↗

Scleroderma renal crisis.

Abrupt onset of severe uncontrolled hypertension and rapidly progressive oliguric renal failure characterizes scleroderma renal crisis. The etiology is unclear, but very high renin levels are present. While scleroderma is more common in women and whites, there is no difference in the prevalence of scleroderma renal crisis by gender. However, there appears to be a higher prevalence of scleroderma renal crisis among African Americans than whites. Survival was dismal prior to the introduction of the vigorous treatment of hypertension and use of converting-enzyme inhibitors. However, most data on the benefit of these medications are derived from uncontrolled and unblinded studies. Prospective, randomized controlled trials are needed to assess the role of angiotensin receptor blockers. Prevention trials could define the role of various drugs in decreasing the rate of scleroderma renal crisis.

Angiotensin-Converting Enzyme Inhibitors↗