Heart failure (HF) is characterized by the inability of systemic perfusion to meet the body's metabolic demands and is usually caused by cardiac pump dysfunction and may occasionally present with symptoms of a noncardiac disorder such as hepatic dysfunction. The primary pathophysiology involved in hepatic dysfunction from HF is either passive congestion from increased filling pressures or low cardiac output and the consequences of impaired perfusion. Passive hepatic congestion due to increased central venous pressure may cause elevations of liver enzymes and both direct and indirect serum bilirubin. Impaired perfusion from decreased cardiac output may be associated with acute hepatocellular necrosis with marked elevations in serum aminotransferases. Cardiogenic ischemic hepatitis (''shock liver'') may ensue following an episode of profound hypotension in patients with acute HF. We discuss pathophysiology and identification of liver abnormalities that are commonly seen in patients with HF.
This study was designed to assess the return to work, the poststroke depression and the quality of life after a cerebral infarction in young adults and was conducted on 71 consecutive young patients (aged 15–45 years) affected by a cerebral infarct who were hospitalized for the first time and discharged at least 1 year before the study. Data about risk factors, etiology, side and territory of stroke, social characteristics of the patient (age, sex, profession, educational level, family situation), poststroke seizures, recurrent stroke, other vascular events, and deaths were collected. Neurological deficits were graded with the National Institutes of Health (NIH) Stroke Scale. Poststroke depression (PSD) was quantified using the DSM-IIIR criteria and the Montgomery Asberg Depression Rating Scale. Outcomes were rated with the Ranking Scale, the Barthel Index and the Glasgow Outcome Scale. Quality of life was assessed with the Sickness Impact Profile. Follow-up information was obtained by interview and neurological examination. Follow-up information was obtained in 65 patients at a mean of 31.7 ± 13.0 (range 12–59) months, as 2 patients died and 4 were lost to follow-up and were thus excluded from this study. Poststroke seizures occurred in 7 patients (10.8%) and recurrent strokes in 4 patients (6.2%), but none were fatal. The outcome after stroke among survivors was usually good, since more than two-thirds of the patients (69.8%) reported no problem, 11.1% moderate handicap and one-fifth major handicap. Forty-six patients (73%) returned to work; the time period ranging from several days after stroke to 40 months, with a mean of 8 months. However, adjustments in their occupation were necessary for 12 patients (26.1%). PSD was common, since 48.3% of the patients were classified as depressed. PSD was associated with the localization of the infarct (carotid territory), a severe disability, a bad general outcome, and an absence of return to work. Their opinion about their quality of life was negative among approximately 30% of the patients, especially in emotional and alertness behaviors, social interaction, recreation and pastimes.The general outcome after cerebral infarct in young adults is usually good. However, the risk of a PSD is high, and only half of the patients had returned to their previous work. A remaining psychosocial handicap and depression of sexual activity impaired the quality of life. In multivariate analysis, a low NIH score at admission is a significant predictor for return to work, the absence of PSD, and a good quality of life.
Abstract:Introduction:Domperidone is a dopamine receptor antagonist with peripheral prokinetic and central antiemetic properties. Prolongation of the QTc interval with chronic use of oral domperidone in standard doses has been reported in the literature. Our goal was to investigate cardiac toxicity in patients receiving 2-fold greater doses than in previous reports.Methods:A retrospective chart review was conducted of patients with nausea (N) and vomiting (V) receiving domperidone from 2009 to 2013 under an Investigational New Drug (IND) protocol. Patient demographics, indications for therapy, clinical outcomes, cardiac symptoms and electrocardiogram tracings were reviewed. Prolonged QTc was verified if >470 milliseconds in females (F) and >450 milliseconds in males (M).Results:A total of 64 patients, 44 female (37% Hispanic, 60% white, 3% African American), were taking domperidone for diabetic gastroparesis 45%; idiopathic gastroparesis 36%; chronic N&V 8%; dumping syndrome 5%; cyclic vomiting 5% and conditioned vomiting 1%. Mean duration of therapy was 8 months (range, 3 months to 4 years). Doses ranged from 40 to 120 mg/d with 90% receiving 80 to 120 mg compared with the standard dose of 40 mg. Of note, 73% of subjects benefited from treatment with reduced nausea and vomiting. Thirty-seven patients had follow-up electrocardiograms available, and they showed that the mean QTc at baseline was 424 milliseconds ± 28.4 (SD) compared with 435 milliseconds ± 27.2 (SD) at follow-up (not significant). Ten of these patients had prolonged QTc at F/U ranging from 453 to 509 milliseconds, without any cardiovascular complaints. There was no relationship between prolonged QTc and daily dose of domperidone, body mass index or age.Conclusions:Our data indicate that at very high dosing, the prokinetic/antiemetic agent domperidone has a low risk of adverse cardiovascular events while exhibiting good clinical efficacy.
Background Results from observational studies may be inconsistent because of variations in methodological and clinical factors that may be intrinsically related to the database (DB) where the study is performed. Objectives The objectives of this paper were to evaluate the impact of applying a common study protocol to study benzodiazepines (BZDs) (anxiolytics, hypnotics, and related drugs) and the risk of hip/femur fracture (HFF) across three European primary care DBs and to investigate any resulting discrepancies. Methods To measure the risk of HFF among adult users of BZDs during 2001-2009, three cohort and nested case control (NCC) studies were performed in Base de datos para la Investigación Farmacoepidemiológica en Atención Primaria (BIFAP) (Spain), Clinical Practice Research Datalink (CPRD) (UK), and Mondriaan (The Netherlands). Four different models (A-D) with increasing levels of adjustment were analyzed. The risk according to duration and type of BZD was also explored. Adjusted hazard ratios (cohort), odds ratios (NCC), and their 95% confidence intervals were estimated. Results Adjusted hazard ratios (Model C) were 1.34 (1.23-1.47) in BIFAP, 1.66 (1.54-1.78) in CPRD, and 2.22 (1.55-3.29) in Mondriaan in cohort studies. Adjusted odds ratios (Model C) were 1.28 (1.16-1.42) in BIFAP, 1.60 (1.49-1.72) in CPRD, and 1.48 (0.89-2.48) in Mondriaan in NCC studies. A short-term effect was suggested in Mondriaan, but not in CPRD or BIFAP. All DBs showed an increased risk with the concomitant use of anxiolytic and hypnotic drugs. Conclusions Applying similar study methods to different populations and DBs showed an increased risk of HFF in BZDs users but differed in the magnitude of the risk, which may be because of inherent differences between DBs.
The present study supports the hypothesis that allopurinol is associated with a reduced risk of non-fatal AMI, which seems to be dose-dependent and duration-dependent.
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