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Clinical Conference Comparison of the effects of telmisartan and olmesartan on home blood pressure, glucose, and lipid profiles in patients with hypertension, chronic heart failure, and metabolic syndrome. 2008
Sasaki T, Noda Y, Yasuoka Y, Irino H, Abe H, Adachi H, Hattori S, Kitada H, Morisawa D, Miyatake K. · Cardiovascular Division, Osaka Minami Medical Center, National Hospital Organization, Kawachinagano, Japan. · Hypertens Res. · Pubmed #18712048 No free full text.
Abstract: We compared the effects of telmisartan and olmesartan in 20 patients with chronic heart failure and metabolic syndrome. The subjects underwent once-daily 40 mg telmisartan for at least 3 months before switching to once-daily 20 mg olmesartan for the next 3 months (post 1). They were then treated with 3 months of once-daily 40 mg telmisartan (post 2). Systolic and diastolic blood pressure in the early morning, plasma B-type natriuretic peptide, serum total cholesterol, low-density lipoprotein cholesterol, and triglyceride levels were increased at post 1 (p < 0.005, p < 0.05, p < 0.05, p < 0.05, p < 0.05, and p < 0.005 vs. baseline, respectively) before returning to their baseline values at post 2. The changes in plasma B-type natriuretic peptide levels correlated significantly with the shifts in systolic and diastolic blood pressure in the early morning at posts 1 and 2. Meanwhile, there were no fluctuations in either blood pressure in the late evening or in the outpatient room; nor were there fluctuations in heart rate. Simultaneously, neither serum high-density lipoprotein cholesterol nor fasting blood sugar levels differed significantly between posts. Moreover, telmisartan had more beneficial effects on glucose and lipid profiles in patients with relatively high HbA1c, serum total and low-density lipoprotein cholesterol, and triglyceride levels. Therefore, we concluded that telmisartan was more beneficial than olmesartan for controlling blood pressure in the early morning, as well as for improving glucose and lipid profiles in patients with hypertension, chronic heart failure, and metabolic syndrome.
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Clinical Conference Effectiveness of distal protection with the GuardWire Plus during primary angioplasty for acute myocardial infarction. 2005
Kawaguchi R, Hoshizaki H, Hiratsuji T, Seki R, Tada H, Adachi H, Toyama T, Naito S, Oshima S, Taniguchi K. · Department of Cardiology, Gunma Prefectural Cardiovascular Center, Gunma. · J Cardiol. · Pubmed #15801274 No free full text.
Abstract: OBJECTIVES: To evaluate the effectiveness of distal protection with the GuardWire Plus during primary angioplasty in patients with acute myocardial infarction. METHODS: Thirty-eight consecutive patients undergoing stent implantation with distal protection using the GuardWire Plus (DP-group) were compared with a matched control group undergoing conventional stent implantation after balloon angioplasty without distal protection (NDP-group). Microvascular circulation after revascularization was assessed by Thrombolysis in Myocardial Infarction (TIMI) flow grade, myocardial blush grade (MBG), serum creatine kinase peak release, and ST resolution. Left ventricular ejection fraction was measured by echocardiography at discharge. Follow-up quantitative coronary angiography and left ventriculography were performed 6 months after percutaneous coronary intervention. Quantitative coronary angiography data, restenosis rate, target lesion revascularization rate and follow-up left ventricular ejection fraction were also compared between the two groups. RESULTS: No significant differences were observed in baseline clinical and angiographic characteristics between the two groups. The TIMI flow grade 3 (DP-group 81.6% vs NDP-group 57.9%)and MBG 3 (57.9% vs 30.6%)were significantly greater in the DP-group respectively (p < 0.05). Post procedural ST-segment resolution > or = 50% was found in a significantly higher percentage of patients in the DP-group (68.4% vs 42.1%, p < 0.05). Left ventricular ejection fraction at discharge was significantly greater in the DP-group (55.5 +/- 8.5% vs 45.7 +/- 11.1%, p < 0.05). However, 6 months after the percutaneous coronary intervention, no significant difference was observed between the two groups. Restenosis rate and target lesion revascularization rate were similar in the two groups. CONCLUSIONS: Distal protection with the GuardWire Plus improved the microvascular circulation as assessed by TIMI flow grade, MBG, and ST resolution. Furthermore, left ventricular ejection fraction at discharge was improved.
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Article Independent determinants of soluble form of receptor for advanced glycation end products in elderly hypertensive patients. 2009
Nakamura K, Adachi H, Matsui T, Kurita Y, Takeuchi M, Yamagishi S. · Department of Pathophysiology and Therapeutics of Diabetic Vascular Complications, Kurume University School of Medicine, Kurume 830-0011, Japan. · Metabolism. · Pubmed #19217461 No free full text.
Abstract: Advanced glycation end product receptor (RAGE) interaction plays an important role in atherosclerosis. Although exogenously administered soluble form of RAGE (sRAGE) has been shown to suppress the development and progression of atherosclerosis in animals, the kinetics and role of endogenous sRAGE in humans are not fully understood. In this study, to clarify whether endogenous sRAGE could capture and efficiently eliminate RAGE ligands such as circulating AGEs and high-mobility group box-1 (HMGB-1), we investigated the correlation between sRAGE and RAGE ligands and examined independent determinants of serum levels of sRAGE in hypertensive humans. Two-hundred seventy-one consecutive nondiabetic outpatients with essential hypertension (83 male and 188 female; mean age, 76.5 +/- 9.2 years) underwent a complete history, physical examination, and determination of blood chemistries, including serum levels of sRAGE, AGEs, and HMGB-1. Univariate regression analysis showed that serum levels of sRAGE were associated with body mass index (r = -0.313, P < .0001), waist (r = -0.214, P < .0001), alanine aminotransferase (r = -0.172, P = .005), gamma-glutamyltranspeptidase (r = -0.213, P < .0001), 24-hour creatinine clearance (r = -0.348, P < .0001), B-type natriuretic peptide (r = 0.138, P = .027), tumor necrosis factor-alpha (r = 0.138, P = .002), and alcohol intake (r = -0.155, P = .010). By the use of multiple stepwise regression analyses, 24-hour creatinine clearance (P < .0001), gamma-glutamyltranspeptidase (P < .001), body mass index (P = .007), and tumor necrosis factor-alpha (P = .024) remained significant independently. The present study demonstrated for the first time that there was no significant correlation between serum levels of sRAGE and RAGE ligands such as circulating AGEs and HMGB-1 in hypertensive patients. Anthropometric and inflammatory variables and liver and renal function may be the determinants of endogenous sRAGE levels in nondiabetic hypertensive patients.
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Article Plasma level of asymmetric dimethylarginine (ADMA) as a predictor of carotid intima-media thickness progression: six-year prospective study using carotid ultrasonography. 2008
Furuki K, Adachi H, Enomoto M, Otsuka M, Fukami A, Kumagae S, Matsuoka H, Nanjo Y, Kakuma T, Imaizumi T. · Department of Internal Medicine, Division of Cardiovascular Medicine, and the Cardiovascular Research Institute, Kurume University School of Medicine, Kurume, Japan. · Hypertens Res. · Pubmed #18716367 No free full text.
Abstract: This study was designed to determine the relationship between plasma asymmetric dimethylarginine (ADMA) and the development of carotid atherosclerosis. Cross-sectional studies have revealed that plasma ADMA concentration is correlated with the intima-media thickness (IMT) of the carotid artery, but no prospective studies have appeared. Therefore we prospectively investigated whether or not plasma ADMA level can predict IMT progression. In a community-based cohort, we enrolled 712 subjects who were over 40 years old and who had no apparent cardiovascular diseases according to high-resolution carotid ultrasonography. Blood chemistries including ADMA were measured at baseline. In 575 subjects, IMT was re-measured 6 years later. The value of baseline ADMA for predicting IMT changes was investigated by multivariable analysis. At baseline, there was a significant (beta=0.321; p<0.001) relationship between IMT and ADMA levels. Multiple linear regression analysis revealed that baseline ADMA (beta=0.241; p<0.01) was the only predictor of IMT progression after adjustments for age, sex, baseline IMT, and four major risk factors (hypertension, hypercholesterolemia, diabetes mellitus, and smoking) plus hyperuricacidemia. Plasma ADMA was a predictor of carotid IMT progression.
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Article Type B aortic dissection associated with Salmonella infection. 2007
Kimura N, Yamaguchi A, Noguchi K, Adachi K, Adachi H, Ino T. · Department of Cardiovascular Surgery, Omiya Medical Center, Jichi Medical University, 1-847 Amanumatyo, Omiya, Saitama 330-0834, Japan. · Gen Thorac Cardiovasc Surg. · Pubmed #17554997 No free full text.
Abstract: A 59-year-old man with a long history of hypertension and diabetes was admitted to our hospital with acute type B aortic dissection 14 days after the sudden onset of back pain. The dissecting descending thoracic aorta was enlarged to 5.2 cm in diameter, and laboratory tests showed an elevated white blood cell count (15530/mm3) and an increased C-reactive protein level (19.2 mg/dl). Computed tomography performed 2 days after admission revealed rapid growth of the aortic dissection. Blood cultures obtained upon admission were positive for Salmonella. Impending rupture of the aortic dissection complicated by Salmonella infection was strongly suspected, and the patient underwent emergency surgery consisting of debridement and prosthetic graft placement covered by an omental flap. In this case, it is believed that insidious Salmonella aortitis caused acute type B aortic dissection.
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Article Left ventricular hypertrophy and geometry in untreated essential hypertension is associated with blood levels of aldosterone and procollagen type III amino-terminal peptide. free! 2007
Nakahara T, Takata Y, Hirayama Y, Asano K, Adachi H, Shiokawa G, Sumi T, Ogawa T, Yamashina A. · Departments of Cardiology, Tokyo Medical University, Nishi-Shinjuku, Shinjuku-ku, Tokyo, Japan. · Circ J. · Pubmed #17456997 links to free full text
Abstract: BACKGROUND: The present study examined the role of aldosterone in left ventricular hypertrophy (LVH) and geometry in patients with untreated essential hypertension (EHT), and investigated the contribution of myocardial fibrosis to the process of LVH. METHODS AND RESULTS: The relationship of the plasma aldosterone concentration (PAC) to LVH and left ventricular (LV) geometry was investigated in 57 consecutive patients with untreated EHT. PAC correlated with both LV mass index (LVMI: r=0.46, p=0.0004) and relative wall thickness (RWT: r=0.33, p=0.013). In patients with LVH (LVMI > or =125 g/m(2)), the serum concentration of procollagen type III amino-terminal peptide (PIIINP), a marker of myocardial fibrosis, correlated with RWT (r=0.46, p=0.029). These patients were divided into 2 groups: concentric hypertrophy (CH) with RWT > or =0.44, and eccentric hypertrophy (EH) with RWT <0.44. The serum PIIINP concentration was significantly higher in the CH group than in the EH group (0.52+/-0.02 ng/ml vs 0.44+/-0.03 ng/ml, respectively; p<0.05). CONCLUSIONS: Aldosterone may be involved in LVH and LV geometry, particularly in the development of CH. Myocardial fibrosis seems more strongly involved in the hypertrophic geometry of CH than with EH.
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Article Anti-gp210 and anti-centromere antibodies are different risk factors for the progression of primary biliary cirrhosis. 2007
Nakamura M, Kondo H, Mori T, Komori A, Matsuyama M, Ito M, Takii Y, Koyabu M, Yokoyama T, Migita K, Daikoku M, Abiru S, Yatsuhashi H, Takezaki E, Masaki N, Sugi K, Honda K, Adachi H, Nishi H, Watanabe Y, Nakamura Y, Shimada M, Komatsu T, Saito A, Saoshiro T, Harada H, Sodeyama T, Hayashi S, Masumoto A, Sando T, Yamamoto T, Sakai H, Kobayashi M, Muro T, Koga M, Shums Z, Norman GL, Ishibashi H. · Clinical Research Center, National Hospital Organization (NHO) Nagasaki Medical Center and Department of Hepatology, Nagasaki University Graduate School of Biomedical Sciences, Omura, Nagasaki, Japan. · Hepatology. · Pubmed #17187436 No free full text.
Abstract: The predictive role of antinuclear antibodies (ANAs) remains elusive in the long-term outcome of primary biliary cirrhosis (PBC). The progression of PBC was evaluated in association with ANAs using stepwise Cox proportional hazard regression and an unconditional stepwise logistic regression model based on the data of 276 biopsy-proven, definite PBC patients who have been registered to the National Hospital Organization Study Group for Liver Disease in Japan (NHOSLJ). When death of hepatic failure/liver transplantation (LT) was defined as an end-point, positive anti-gp210 antibodies (Hazard ratio (HR) = 6.742, 95% confidence interval (CI): 2.408, 18.877), the late stage (Scheuer's stage 3, 4) (HR = 4.285, 95% CI:1.682,10.913) and male sex (HR = 3.266, 95% CI: 1.321,8.075) were significant risk factors at the time of initial liver biopsy. When clinical progression to death of hepatic failure/LT (i.e., hepatic failure type progression) or to the development of esophageal varices or hepatocellular carcinoma without developing jaundice (Total bilirubin < 1.5 mg/dL) (i.e., portal hypertension type progression) was defined as an end-point in the early stage (Scheuer's stage 1, 2) PBC patients, positive anti-gp210 antibodies was a significant risk factor for hepatic failure type progression [odds ratio (OR) = 33.777, 95% CI: 5.930, 636.745], whereas positive anti-centromere antibodies was a significant risk factor for portal hypertension type progression (OR = 4.202, 95% CI: 1.307, 14.763). Histologically, positive anti-gp210 antibodies was most significantly associated with more severe interface hepatitis and lobular inflammation, whereas positive anticentromere antibodies was most significantly associated with more severe ductular reaction. CONCLUSION: These results indicate 2 different progression types in PBC, hepatic failure type and portal hypertension type progression, which may be represented by positive-anti-gp210 and positive-anticentromere antibodies, respectively.
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Article A low level of C-reactive protein in Japanese adults and its association with cardiovascular risk factors: the Japan NCVC-Collaborative Inflammation Cohort (JNIC) study. 2007
Saito I, Sato S, Nakamura M, Kokubo Y, Mannami T, Adachi H, Konishi M, Okada K, Iso H, Kario K, Ohsuzu F, Momiyama Y, Tsushima M. · Department of Public Health Policy, Nara Medical University, Kashihara, Japan. · Atherosclerosis. · Pubmed #16963054 No free full text.
Abstract: High-sensitivity C-reactive protein (hs-CRP) levels vary remarkably by race and ethnic group. We examined hs-CRP levels and their association with cardiovascular risk factors in the Japanese general population. The Japan National Cardiovascular Center (NCVC)-collaborative Inflammation Cohort (JNIC) Study recruited 5213 men and 7071 women aged > or = 40 years from seven communities in Japan during 2002-2004. hs-CRP was measured using nephelometry calibrated with CRM 470, the international plasma protein reference material. Traditional cardiovascular risk factors and their aggregation were studied in multivariate logistic models, stratified by overweight status. Median hs-CRP levels in men and women were 0.60 and 0.45 mg/L, respectively. The percentage of subjects with hs-CRP levels < 1.0, 1.0-3.0, and > 3.0 mg/L was 67.4%, 22.0%, and 10.6% in men, respectively, and 76.3%, 16.7%, and 7.0% in women. hs-CRP levels showed significant linear associations with traditional risk factors. Overweight, hypertension, dyslipidemia (men only), smoking (men only), and diabetes (women only) contributed significantly to elevated hs-CRP levels. Overweight individuals with hypertension, dyslipidemia, and diabetes had a high prevalence of elevated hs-CRP levels in both sexes. Japanese adults have very low hs-CRP levels. An aggregation of metabolic risk factors is associated with elevated hs-CRP levels among overweight individuals, particularly in women.
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Article Subacute cor pulmonale due to tumor embolism. free! 2004
Nakamura H, Adachi H, Sudoh A, Yagyu H, Kishi K, Oh-ishi S, Kusama H, Hashimoto T, Matsuoka T. · Fifth Department of Internal Medicine, Tokyo Medical University, 3-20-1 Chuo Amicho, Inashiki-gun, Ibaraki 300-0395. · Intern Med. · Pubmed #15206557 links to free full text
Abstract: We describe a patient wih subacute cor pulmonale caused by tumor emboli in the lungs. A 64-year-old female suffering from a subacute progressive cough and shortness of breathing died of severe pulmonary hypertension seven days after admission. Neither chest CT scans nor lung perfusion scintigraphy showed any abnormal findings. Microscopic examination after an autopsy revealed diffuse intravascular tumor emboli occluding not only the small pulmonary arteries and arterioles, but also the lymphatic vessels, which were suggested to be metastases of a breast carcinoma resected five years previously. Thus, pulmonary tumor embolism should be considered in the differential diagnosis of primary pulmonary hypertension, particularly in patients with a past history of cancers.
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Article A case-control study found that low albumin and smoking were associated with aortic dissection. 2004
Takeuchi T, Adachi H, Ohuchida M, Nakamura T, Satoh A, Jacobs DR, Imaizumi T. · The Third Department of Internal Medicine and The Cardiovascular Research Institute, Kurume University School of Medicine, 67 Asahi-machi, Kurume, Fukuoka 830-0011, Japan. · J Clin Epidemiol. · Pubmed #15135840 No free full text.
Abstract: OBJECTIVE: Hypertension is a risk factor for aortic dissection. Besides hypertension, associated factors for incidence of aortic dissection are not clear. The aim of this study was to examine whether other factors exist by an epidemiologic case-control approach. STUDY DESIGN AND SETTING: 240 consecutive cases suffering from acute aortic dissection were hospitalized in our university from 1989 to 2000. Blood chemistries and other information obtained immediately after admissions for the first attack were available in 226 patients. A case-control approach was performed by frequency matching age, sex, and history of hypertension in the remaining 226 cases with those of 226 healthy controls drawn from a similar geographic catchment area and all observed in 1989. RESULTS: The mean albumin (3.6 +/- 0.5 vs. 4.3 +/- 0.2 g/dL: P<.001) level of cases was significantly lower than that of controls (odds ratio: 0.004 per g/dL). The frequency with which cases of current smokers was significantly higher than that of controls (odds ratio: 3.475). The above parameters of cases compared with controls were statistically significant after adjustments for age, sex, and history of hypertension. CONCLUSION: Low albumin levels and smoking in addition to hypertension are significantly associated with aortic dissection.
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Article Plasma endothelin-1 level is related to renal function and smoking status but not to blood pressure: an epidemiological study. 2004
Hirai Y, Adachi H, Fujiura Y, Hiratsuka A, Enomoto M, Imaizumi T. · The Third Department of Internal Medicine and The Cardiovascular Research Institute, Kurume University School of Medicine, Kurume, Fukuoka, Japan. · J Hypertens. · Pubmed #15126912 No free full text.
Abstract: OBJECTIVE: Endothelin-1 (ET-1) is a potent vasoconstrictor derived from the endothelium. Several studies with small numbers of humans have showed high plasma ET-1 levels in hypertension, but other studies have not. Furthermore, it has been shown in a small number of subjects that ET-1 is elevated in uraemic patients. However, there have been no epidemiological surveys as to whether ET-1 level is related to hypertension or end-organ damage. METHODS: A total of 1492 subjects received a health examination in 1999. The data for fasting ET-1 of 1450 individuals were obtained. A specific radioimmunoassay was used to measure ET-1 levels. We also measured body mass index (BMI), systolic and diastolic blood pressure (BP), haemoglobin A1c, cholesterol, blood urea nitrogen (BUN), creatinine and uric acid. We performed carotid B-mode ultrasonography and electrocardiography. Smoking habit was evaluated by questionnaire. RESULTS: Mean ET-1 was 4.93 +/- 1.73 pg/ml in men and 4.84 +/-1.54 pg/ml in women. ET-1 increased with age (P < 0.001). Systolic (P < 0.001) and diastolic (P < 0.05) BP, hypertensive medication (P < 0.05), BUN (P < 0.01), creatinine (P < 0.001), uric acid (P < 0.001), intimal-medial thickness (P < 0.001), smoking (P < 0.05) and age (P < 0.001), were significantly associated with ET-1 by univariate analysis. By the use of multiple stepwise regression analysis, age (P < 0.001), creatinine (P < 0.001) and smoking (P < 0.05) remained significant. However, no relation was shown between ET-1 and BP. CONCLUSION: Our data suggest that high ET-1 is not related to hypertension, but to subclinical renal dysfunction and smoking.
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Article Candesartan cilexetil improves left ventricular function, left ventricular hypertrophy, and endothelial function in patients with hypertensive heart disease. free! 2002
Isobe N, Taniguchi K, Oshima S, Ono Z, Adachi H, Toyama T, Naito S, Hoshizaki H, Kamiyama H. · Division of Cardiology, Gunma Prefectural Cardiovascular Center, Maebashi, Japan. · Circ J. · Pubmed #12419928 links to free full text
Abstract: Patients with hypertension often develop left ventricular (LV) hypertrophy and deterioration of the cardiac and endothelial functions. Recent clinical trials have shown the added benefits of angiotensin II receptor blockers in hypertensive patients. Twenty-nine patients with hypertensive heart disease (HHD) underwent echocardiography, radionuclide ventriculography and the measurement of endothelial function before and after administration of candesartan (8 mg/day). The subjects were divided into poorly controlled blood pressure (BP) (group P, n=6) and well controlled BP (group C, n=23). Endothelial function was evaluated from flow-dependent dilation, which was calculated as the percent change of the radial artery diameter during reactive hyperemia after upper arm occlusion, measured with a high-resolution ultrasound system. In group C, LV diastolic function and endothelial function were significantly (p<0.05) improved at 3 months after administration, LV systolic function and hypertrophy were significantly (p<0.05) improved after 6 months and these effects were maintained at 12 months. Even in group P, LV function, LV hypertrophy, endothelial function and brain natriuretic peptide were significantly (p<0.05) improved at 6 months after administration. In patients with HHD, candesartan improves LV systolic and diastolic function, LV hypertrophy and endothelial function within 6 months of administration, regardless of the control of BP.
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Article [Subacute cor pulmonale due to microscopic pulmonary tumor embolism] 2001
Nakamura H, Yayuu H, Kishi K, Hatao H, Sarashina G, Tuchida F, Adachi H, Oishi S, Matsuoka T, Kusama H. · Fifth Department of Internal Medicine, Tokyo Medical College. · Nihon Kokyuki Gakkai Zasshi. · Pubmed #11579531 No free full text.
Abstract: We report a case of subacute pulmonary hypertension caused by microscopic pulmonary tumor embolism due to the dissemination of gastric cancer cells. The patient, a 61-year-old man with no history of malignant diseases, was admitted to our hospital on October 14 in 1998 because of cough and dyspnea on effort, that had developed since the previous month. On admission, chest radiography including CT scans showed slight cardiomegaly and disseminated reticulonodular shadows predominating in the lower lung fields of both lungs, and arterial blood gas analysis disclosed severe hypoxemia. Lung perfusion scintigraphy revealed multiple irregular defects in both lungs. Echocardiography indicated right ventricular overload, and the pulmonary artery systolic pressure was estimated to be higher than 80 mmHg. Disseminated intravascular coagulation (DIC) developed on the 6th day of hospitalization. Multiple pulmonary embolism with DIC of unknown cause was diagnosed, and the patient was given anticoagulant therapy with heparin. However, he died of respiratory failure on the 7th day of hospitalization. At autopsy, an invasive cancer was found in the stomach, resembling type IIc early gastric cancer. The lumens of the pulmonary arterioles were significantly narrowed by fibrocellular proliferation and thrombi accompanying tumor cell clusters, and some of the microvessels were completely occluded. Disseminated microscopic pulmonary metastasis of malignant tumors should be included in the differential diagnosis of subacute pulmonary hypertension due to multiple pulmonary embolism of unknown cause.
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Article Is insulin resistance or diabetes mellitus associated with stroke? An 18-year follow-up study. 2001
Adachi H, Hirai Y, Tsuruta M, Fujiura Y, Imaizuml T. · Third Department of Internal Medicine, Cardiovascular Research Institute, Kurume University School of Medicine, 67 Asahi-machi, Kurume, 830-0011, Japan. · Diabetes Res Clin Pract. · Pubmed #11269894 No free full text.
Abstract: Insulin resistance and/or diabetes are risk factors for coronary artery disease. However, it is still controversial whether they are associated with the development of stroke. A total of 304 Japanese men and women, aged 20-69 years, were selected on the basis of casual high blood glucose concentrations from 2732 participants of a population-based health examination in 1980. They all underwent a 50 g oral glucose tolerance test in 1981. Homa IR (index of insulin resistance) and Homa beta-cells (index of beta-cell function) were calculated from their fasting insulin and glucose using the formulas for the homeostasis model. They were followed-up for 18 years. Incidence of stroke was investigated by computed tomography. During 18 years, 28 subjects had a stroke; 21 had ischemic and nine had hemorrhagic strokes (two had both). Baseline variables, which showed an independent association with the incidence of stroke in the Cox proportional hazard model, were blood pressure, use of anti-hypertensive medications, and Homa beta-cell index (inversely) after adjustments for age and sex. After further adjustment for blood pressure using a step-forward method, Homa beta-cell was significantly related to the incidence of stroke (Hazard ratio: 0.65, 95% confidence interval: 0.44-0.95). In addition to hypertension, diabetes but not insulin resistance, is a risk factor for stroke.
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Retraction The relation between pulse pressure and cardiovascular mortality in 12,763 middle-aged men from various parts of the world: a 25-year follow-up of the seven countries study. free! 2005
Panagiotakos DB, Kromhout D, Menotti A, Chrysohoou C, Dontas A, Pitsavos C, Adachi H, Blackburn H, Nedeljkovic S, Nissinen A. · Department of Dietetics and Nutrition, Harokopio University, Athens, Greece. · Arch Intern Med. · Pubmed #16217005 links to free full text
Abstract: BACKGROUND: Hypertension is a dominant characteristic in the prediction of cardiovascular diseases (CVDs). We aimed to evaluate the association of blood pressure measurements with CVD mortality among different populations of the world. METHODS: A total of 12 763 men, aged 40 to 59 years, from 7 countries (United States, Japan, Italy, Greece, former Yugoslavia, Finland, and the Netherlands) were surveyed from 1958 to 1964. Follow-up for vital status and causes of death was carried out over 25 years. RESULTS: All baseline blood pressure measurements were the best predictors of CVD mortality, compared with age, physical activity, total serum cholesterol level, body mass index or height, and smoking. Moreover, pulse pressure and diastolic and systolic blood pressures were the best predictors for CVD death, followed by mean and mid blood pressures. The age-adjusted hazard ratio per 10-mm Hg increase in pulse pressure varied among cohorts from 1.19 in the United States (P = .04) to 1.29 in southern Europe (P = .01). Differences among cohorts were not significant. In the pooled cohorts, pulse pressure measurements were also a significant predictor for coronary heart disease (hazard ratio per 10-mm Hg increase, 1.15; P = .04) as well as stroke death (hazard ratio per 10-mm Hg increase, 1.32; P = .01). CONCLUSIONS: Pulse pressure followed by diastolic and systolic blood pressures were the best predictors for CVD mortality among other blood pressures, as well as age, physical activity, total serum cholesterol level, anthropometric indexes, and smoking habits. No significant differences were observed among the different populations studied.
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