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Zinovy Khokhlov
Zinovy Khokhlov

Complete Heart 1.2

Prenalterol is a new beta-adrenergic agonist which stimulates mainly beta 1-receptors, in contrast to isoprenaline which stimulates both beta 1- and beta 2-receptors. We studied the hemodynamic effects of prenalterol and isoprenaline in seven patients with complete heart block and idioventricular escape rhythm due to ischemic heart disease. Isoprenaline was given as a continuous infusion at two increasing doses (1.7 micrograms/min and 3.4 micrograms/min each given for 30 min). After the second dose of isoprenaline the cardiac index was increased from 2.27 +/- 0.06 to 3.61 +/- 0.60 1/min/m2, heart rate was increased from 34.1 +/- 1.2 to 50.4 +/- 3.1 beats/min and mean blood pressure was decreased by 12.4 mm Hg. Mean pulmonary artery pressure was increased by 2 mm Hg. Prenalterol was given as two i.v. bolus injections of 3.5 mg and 7.0 mg at 15-min intervals. The first dose of prenalterol increased the cardiac index from 2.22 +/- 0.10 to 2.42 +/- 0.12 and heart rate from 37.0 +/- 1.8 to 40.1 +/- 1.7. Mean blood pressure and mean pulmonary artery pressure were unchanged. The second dose of prenalterol did not change the hemodynamic variables significantly compared to the changes after the first dose. We conclude that isoprenaline is preferable to prenalterol for treatment of complete heart block.

Complete Heart 1.2

Ca(V)1.2, the cardiac L-type calcium channel, is important for excitation and contraction of the heart. Its role in other tissues is unclear. Here we present Timothy syndrome, a novel disorder characterized by multiorgan dysfunction including lethal arrhythmias, webbing of fingers and toes, congenital heart disease, immune deficiency, intermittent hypoglycemia, cognitive abnormalities, and autism. In every case, Timothy syndrome results from the identical, de novo Ca(V)1.2 missense mutation G406R. Ca(V)1.2 is expressed in all affected tissues. Functional expression reveals that G406R produces maintained inward Ca(2+) currents by causing nearly complete loss of voltage-dependent channel inactivation. This likely induces intracellular Ca(2+) overload in multiple cell types. In the heart, prolonged Ca(2+) current delays cardiomyocyte repolarization and increases risk of arrhythmia, the ultimate cause of death in this disorder. These discoveries establish the importance of Ca(V)1.2 in human physiology and development and implicate Ca(2+) signaling in autism.

Layout table for study information Study Type : Interventional (Clinical Trial) ActualEnrollment : 40 participants Allocation: Randomized Intervention Model: Parallel Assignment Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) Primary Purpose: Treatment Official Title: The Effect of 0.6 vs. 1.2 Milligram Atropine Together With Neostigmine 2.5 Milligram on Heart Rate in Patient Receiving Muscle Relaxant During General Anesthesia Study Start Date : March 2012 Actual Primary Completion Date : February 2013 Actual Study Completion Date : February 2013 Resource links provided by the National Library of Medicine Drug Information available for: Atropine Neostigmine Atropine sulfate U.S. FDA Resources Arms and Interventions Go to Top of Page Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information Arm Intervention/treatment Experimental: Atropine 0.6 mgAtropine 0.6 mg intravenous Drug: Atropine 0.6 mgAtropine 0.6 mg intravenous Active Comparator: Atropine 1.2 mg intravenousAtropine 1.2 mg intravenous Drug: Atropine 1.2 mgAtropine 1.2 mg intravenous Outcome Measures Go to Top of Page Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information Primary Outcome Measures : heart rate [ Time Frame: 24 hours ] Secondary Outcome Measures : bradycardia [ Time Frame: 24 hours ]heart rate Eligibility CriteriaGo to Top of Page Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information Information from the National Library of Medicine Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies. Layout table for eligibility information Ages Eligible for Study: 18 Years and older (Adult, Older Adult) Sexes Eligible for Study: All Accepts Healthy Volunteers: No Criteria Inclusion Criteria:

Victoza is a once-daily medication used along with diet and exercise to improve blood sugar in adults and children who are 10 years of age and older with type 2 diabetes. It also reduces the risk of major cardiovascular events, such as heart attack, stroke or death, in adults with type 2 diabetes with known heart disease.

Complete Heart is a revolutionary graphical technology that brings totally interactive heart-beating to life in 3D. Dissect the several layers of the beating heart while it moves and learn how the cardiovascular system works. Advanced lighting and high-resolution textures let you view the heart in complete detail. The real-time heartbeat audio and graphics make for an immersive learning experience. If you zoom in more and explore the next model, you can view the blood vessels in detail. The app also comprises educational clinical tools, such as an interactive ECG.

New characters begin with 5 red hearts, or 100 health. Health capacity can be increased using Life Crystals, which add a single red heart each to the health meter permanently, increasing health capacity by 20 each. This can be done until the health meter reaches 20 red hearts (400 health).

Later in the game, the character can use Life Fruit to increase the capacity of their hearts by 5 health each, signified by permanently turning the color of each heart gold. With 15 Life Crystals and 20 Life Fruits used, a character can reach 20 gold hearts, which equals 500 health capacity. A further temporary boost to 600 health capacity can be achieved using a Lifeforce Potion.

On the PC version, Console version, Mobile version, Old Chinese version, tModLoader version, and tModLoader 1.3-Legacy version, Hearts will decrease in size and fade away if they are "empty". On the Old-gen console version, Windows Phone version, and Nintendo 3DS version, hearts will lose pieces of themselves to reveal a darkened "empty" heart. Each red piece represents 5 health, and each gold piece represents 1 1/4 health. The gold hearts are also on a separate layer than the red hearts.

Damage occurs from attacks, environmental hazards, falling, drowning, or by debuffs. Taking damage causes a brief period of invulnerability while the character visually "flashes". When a character's life reaches 0 and all hearts are completely faded, death occurs.

This imaging method has many other diagnostic applications as well. During an echocardiogram, a transducer sends high-pitched sound waves into the chest and picks up the echoes as they reflect off the heart. These echoes are sent to a video screen to be displayed in motion.

An echocardiogram collects an abundance of data, including the size and shape of the heart, the pumping capacity, and the location of any tissue damage. The Intersocietal Commission for Accreditation of Echocardiography Laboratories (ICAEL) provides standards for echo measurements.

The IVSd and IVPWd measurements are used to determine left ventricular hypertrophy, which is the thickening of the muscle of the left ventricle. LV hypertrophy is a marker for heart disease. In general, a measurement of 1.1-1.3 cm indicates mild hypertrophy, 1.4-1.6 cm indicates moderate hypertrophy, and 1.7 cm or more indicates severe hypertrophy.

Data were analyzed from 698 patients with proved acute myocardial infarction (AMI) to develop a method to predict the occurrence of complete heart block (CHB). The presence of electrocardiographic abnormalities of atrioventricular or intraventricular conduction during hospitalization was determined for each patient. The electrocardiographic risk factors considered were: first-degree atrioventricular block, Mobitz type I atrioventricular block, Mobitz type II atrioventricular block, left anterior hemiblock, left posterior hemiblock, right bundle branch block and left bundle branch block. A CHB risk score was developed that consisted of the sum of each patient's individual risk factors. CHB risk scores of 0, 1, 2 or 3 or more were associated with incidences of CHB of 1.2, 7.8, 25.0 and 36.4%, respectively. When applied to an independent AMI data base, as well as to the summed results of 6 previously reported series that identified predictors of CHB during AMI, a similar incremental risk of CHB as predicted by the risk score method was demonstrated.

Atrioventricular block (AV block) is a type of heart block that occurs when the electrical signal traveling from the atria, or the upper chambers of the heart, to ventricles, or the lower chambers of the heart, is impaired. Normally, the sinoatrial node (SA node) produces an electrical signal to control the heart rate. The signal travels from the SA node to the ventricles through the atrioventricular node (AV node). In an AV block, this electrical signal is either delayed or completely blocked. When the signal is completely blocked, the ventricles produce their own electrical signal to control the heart rate. The heart rate produced by the ventricles is much slower than that produced by the SA node.[1]

Third-degree AV block occurs when the signal between the atria and ventricles is completely blocked, and there is no communication between the two. None of the signals from the upper chambers makes it to the lower chambers. On ECG, there is no relationship between P waves and QRS complexes, meaning the P waves and QRS complexes are not in a 1:1 ratio.[7] 350c69d7ab

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