Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UMLS:C0004153 (atherosclerosis)
 77,401 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

Many of hypertensive individuals have glucose intolerance, dyslipidemia and hyperuricemia. It is important to take care of these metabolic disease for not only the progression hypertension itself but also the prevention of atherosclerosis. We reviewed the effects of angiotensin II receptor antagonists on glucose, lipid, and uric acid metabolism in essential hypertensives.
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PMID:[The effects of angiotensin II receptor antagonists on glucose, lipid, and uric acid metabolism in essential hypertensives]. 1036 47

Epidemiological data reveal that hyperuricemia is a risk factor of atherosclerosis. The risk is possibly caused by a link between hyperuricemia and insulin resistance-related metabolic syndrome. Recently it has been proposed that a missense mutation (Trp64Arg) in the beta3-adrenergic receptor (beta3-AR) gene may contribute to the accumulation of multiple risk factors related to insulin resistance. The present study was undertaken to further clarify an association between the Trp64Arg mutation and the metabolic syndrome in 47 Japanese men with hyperuricemia, who are substantially at high risk of atherosclerosis. One patient (2%) had the homozygous mutation, 12 (26%) were heterozygous for the mutation, and 31 (72%) had no mutation found by the PCR-RFLP analysis. The Trp64Arg mutation was not related to past maximal body mass index (BMI), BMI and waist/hip ratio. The subjects with the heterozygous mutation showed a slightly higher incidence of impaired glucose tolerance and diabetes mellitus in the 75 g oral glucose challenge (67%), as compared with those without the mutation (39%). Serum insulin response at 60 min and the sum of serum insulin in the glucose challenge were greater in the former subjects than those in the latter subjects (P=0.041 and 0.076, respectively). An increase in serum lipoprotein(a) was also observed in the subjects with the heterozygous mutation, but the Trp64Arg mutation was not associated with other dyslipidemia, blood pressure or ischemic changes on the electrocardiogram. These results indicate that the heterozygous mutation of Trp64Arg in the beta3-AR gene partly contributes to the accumulation of multiple risk factors in male subjects with hyperuricemia. A larger prospective study is necessary to elucidate a possible role of the Trp64Arg mutation in atherosclerotic diseases in future.
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PMID:Contribution of a missense mutation (Trp64Arg) in beta3-adrenergic receptor gene to multiple risk factors in Japanese men with hyperuricemia. 1039 34

Fat distribution, not overweight and obesity per se, are supposed to be associated with hemodynamic, hemostatic and other metabolic disturbances (insulin resistance, hyperuricemia and dyslipidemia). Moreover, obesity increases the total risk of cardiovascular disease. Oxidative modification of lipoproteins, especially of LDL, is supposed to play a key role in the initiation and progression of atherosclerosis. Therefore we analysed VLDL a LDL composition and Cu(2+)-catalyzed conjugated diene formation in both lipoprotein fractions in patients with intraabdominal fat accumulation and in control group. Patients (33, 12 M/21 F) with intraabdominal fat accumulation (WHCR 1.00 for men, 0.85 for women) revealed, in comparison with control group (72, 47 M/25 F), after adjustment for the same age, increased plasma total cholesterol, apolipoprotein B, non-esterified fatty acid concentrations, and systolic blood pressure as well. In the group of patients increased levels of cholesterol, triglycerides, phospholipids, proteins and apolipoprotein B (only in the fraction of VLDL) were found in the both VLDL and LDL fractions. In this group of patients increased concentrations of conjugated dienes in VLDL and decreased length of lag phase of VLDL were found. Parameters of conjugated diene formation of LDL (basal absorbance, length of lag phase, propagation phase) did not differ significantly from controls. Concomitantly, persons with intraabdominal fat distribution showed decreased titres of antibodies against oxidative modified LDL. The results indicated that the patients with intraabdominal fat accumulation revealed not only adverse composition of VLDL and LDL particles, but also increased VLDL oxidation and oxidability.
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PMID:[Effect of fat distribution on lipoprotein composition and parameters of lipoperoxidation]. 1095 34

In preheparin serum, there exists lipoprotein lipase (LPL) mass with little activity. The clinical significance of this preheparin serum LPL mass (preheparin LPL mass) is unclear. We studied the levels of preheparin LPL mass in patients with coronary atherosclerosis, comparing the results with those in healthy men. We also evaluated the correlation between preheparin LPL mass and the severity of coronary atherosclerosis by comparing with other risk factors such as age, smoking, family history, hypertension, hyperuricemia, diabetes mellitus, total cholesterol, triglyceride, high density lipoprotein-cholesterol and body mass index. The subjects, 70 men presenting with symptoms of coronary artery disease, underwent coronary angiographic examination. Significant narrowness was defined as > or = 75%. Control group comprised 77 men who had annual health checks and showed no abnormal findings. Preheparin LPL mass in the stenosis group was lower than normal coronary group and also than the control group. Multivariate analysis showed that preheparin LPL mass had the highest t-value (-2.53) for the number of lesions among the risk factors listed above. These results suggest that low preheparin LPL mass may be deeply involved in the progression of coronary atherosclerosis.
Atherosclerosis 2000 Dec
PMID:Preheparin serum lipoprotein lipase mass is negatively related to coronary atherosclerosis. 1116 28

Type II diabetes and hypertension are two pathologies which are frequently associated in adults, especially in developed countries. All the more so when patients are also obese: obesity is today, and will be in the next future, a true epidemic in these countries. These three pathologies imply a risk for cardiovascular complications much higher than that due to an isolated arterial hypertension. This increased risk is probably due to many factors: hyperglycemia, a dismetabolic syndrome (hyperlipemia, hyperuricemia, thrombophilia, altered Na(+)-H+ membrane exchanges = syndrome X) and hyperinsulinemia which favor atherosclerosis and clinical events. Consequently non-pharmacological and aggressive pharmacological therapy is necessary. Even if the trials done in the last years are questionable and not totally convincing, all researchers agree that lowering blood pressure to normality is the best way to improve prognosis of these patients. Usually for this purpose we need a therapy with more than one drug. Among the antihypertensive drugs, ACE-inhibitors (and perhaps also angiotensin receptor blockers) are preferred, especially in those hypertensives with diabetes who have also microalbuminuria or a frank proteinuria.
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PMID:[Diabetes and arterial hypertension]. 1177 8

The literature on the pathogenesis of hyperuricemia have been limited to the discussion of metabolic syndromes associated with risk factors for atherosclerosis and hyperuricemia and the genetics of the juvenile form of hyperuricemic nephropathies. A few new mutations in the hypoxanthine-guanine phosphoribosyltransferase gene, which result in Lesch-Nyhan syndrome, have been described. In addition, some new insight has been gained in the renal handling of uric acid by the human kidney.
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PMID:Pathogenesis of hyperuricemia: recent advances. 1201 Jun 14

During the last five decades the metabolic syndrome has turned into an epidemic in countries with overnutrition and low levels of physical activity. About 15% of the population aged 40-75 in these countries exhibit exhibit the 'metabolic syndrome' cluster diseases. We define the metabolic syndrome as a cluster of diseases with at least three of the following components diagnosed in any one subject: ITG/type 2 diabetes, android obesity, dyslipidemia, hypertension, hyperuricemia, albuminuria and atherosclerosis. Insulin resistance was found in more than 80% of both the clinical type 2 diabetics and the subjects with IGT in the RIAD study. Intra-abdominal obesity and lipotoxicity are other important causes. Today the metabolic syndrome is--and for the near future will continue to be--the most important source of new diabetics, as well as a major cause of coronary heart disease.
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PMID:[The metabolic syndrome and its epidemiologic dimensions in historical perspective]. 1201 62

An inverse relationship between moderate alcohol consumption and coronary artery disease (CAD) has been observed in several epidemiologic studies. Whether improvement of endothelial function is involved in this beneficial effect is unknown. We investigated endothelial function of the brachial artery in 108 men with CAD, 54 of whom consumed alcohol on at least 1 day per week. Brachial artery diameter responses to hyperemic flow (FMD) and to administration of nitroglycerin (NTG) spray were measured using high- resolution ultrasonography. Coronary risk factors and hyperuricemia were present more frequently among drinkers, who also had higher concentrations of triglyceride and apolipoproteins C2, C3, and E. FMD was greater in drinkers (P<0.0001), while NTG-induced dilation was not. Multiple regression analysis showed alcohol consumption to be one of the factors favorably influencing FMD. These findings suggest that alcohol consumption may improve endothelial function in men with CAD.
Atherosclerosis 2002 Nov
PMID:Effect of alcohol consumption on endothelial function in men with coronary artery disease. 1220 80

Atherosclerosis, a progressive inflammatory disease, may lead to stroke, coronary artery disease, or peripheral artery disease. The prevalence of atherosclerosis associated with morbidity and mortality is very high in industrialized countries. This report describes the case of a 49-year-old male patient whose panoramic radiograph taken as part of a dental examination showed calcification in the branches of the external carotid artery. The right facial artery and left maxillary, facial, and lingual arteries were also calcified. The patient had a history of thrombosis in the right axillary and brachial veins with extension to half of the brachiocephalic trunk. In addition, selective lesions were found in the aorta and mitral valve. The patient's medical history also included hypertriglyceridemia, essential arterial hypertonia, terminal renal insufficiency, renal anemia, neurogen disturbance micturition, secondary hyperparathyroidism, hyperuricemia, lymphatic edema, polyneuropathy, tachyarrhythmia absoluta, and erysipelas. The case presented reports on the possibility of detecting signs of atherosclerosis in arteries of the maxillofacial region by use of panoramic radiography.
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PMID:Calcification of the branches of the external carotid artery detected by panoramic radiography: a case report. 1242 61

In recent years, advances in epidemiological approaches and laboratory technology, along with the availability of sophisticated imaging methods to evaluate body fat distribution, made it possible to define the close correlation between visceral fat accumulation and the occurrence of metabolic abnormalities, cardiovascular diseases and respiratory disturbances in obese patients. Some 250 y ago, JB Morgagni with the help of only a knife for anatomical dissection, an acute mind, and an observational skillfulness was able to identify the intra-abdominal and mediastinal fat accumulation in android obesity. He clearly described the association between visceral obesity, hypertension, hyperuricemia, atherosclerosis and obstructive sleep apnea syndrome, long before the modern recognition of this syndrome.
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PMID:Historical perspective: visceral obesity and related comorbidity in Joannes Baptista Morgagni's 'De sedibus et causis morborum per anatomen indagata'. 1266 88


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