About.com - Heart Health
- The Key Symptoms of Heart Disease The Key Symptoms of Heart Disease
Heart disease can cause numerous symptoms, including palpitations, chest pain, weakness, shortness of breath and more. Here is a discussion of the key symptoms produced by heart disease, and what they might mean.
- Treating Atrial Fibrillation Treating Atrial Fibrillation
Atrial fibrillation is one of the most common of the cardiac arrhythmias - and unfortunately it can be one of the most frustrating to treat, for both the doctor and the patient. In fact, there is no "best" way to treat atrial fibrilla [...]
- December Heart Attacks Are The Most Deadly December Heart Attacks Are The Most Deadly
It has now been demonstrated by several clinical studies that people who have heart attacks in the month of December - really, from Thanksgiving through New Years Day - have a higher chance of dying than people whose heart attacks occur at [...]
- Why Are the Holidays So Risky For Your Heart? Why Are the Holidays So Risky For Your Heart?
The holidays are supposed to be filled with the joy of family and friends and good times. But for anyone with heart disease - or with an increased risk of heart disease - the holidays instead can be a time of special risk....Read Full [...]
- Cardiac Tamponade Cardiac Tamponade
Cardiac tamponade is a life-threatening condition in which excess fluid in the pericardial sac (a protective pouch surrounding the heart) begins to encroach on normal cardiac function. Symptoms often include chest pressure, severe sho [...]
- Large Study Finds Favorable Risk-Benefit Profile For The New Anticoagulants Large Study Finds Favorable Risk-Benefit Profile For The New Anticoagulants
A very large new meta-analysis finds a favorable risk-benefit for the new oral anticoagulant drugs in the setting of atrial fibrillation. The findings, published online in the Lancet, were remarkably consistent for all four of the new agent [...]
- Can Personalized Medicine And An Adaptive Trial Design Salvage This Hard Luck Drug? Can Personalized Medicine And An Adaptive Trial Design Salvage This Hard Luck Drug?
Arca Biopharma today announced that it had received FDA clearance to start a phase 2B/3 trial of its novel beta-blocker, Gencaro (bucindolol) for the prevention of atrial fibrillation in patients with heart failure. The GENETIC-AF trial has [...]
- Stents Lose In Comparisons With Surgery And Medical Therapy Stents Lose In Comparisons With Surgery And Medical Therapy
Despite the enormous increase in the use of stents in recent decades, there is little or no good evidence comparing their use to the alternatives of CABG surgery or optimal medical therapy in patients also eligible for these strategies. Now [...]
- New Guideline Recommends Conservative Treatment for Heart Patients with Anemia New Guideline Recommends Conservative Treatment for Heart Patients with Anemia
The American College of Physicians (ACP) is recommending more conservative use of transfusions and erythropoiesis-stimulating agents (ESAs) in anemia patients with heart disease. But the authors of the new clinical practice guidelines, publ [...]
- Physicians Report Alarming Increase In LVAD Pump Thrombosis Physicians Report Alarming Increase In LVAD Pump Thrombosis
Physicians from three top institutions report an abrupt and highly troubling increase over the last two years in the incidence of pump thrombosis in patients who have received the HeartMate II left ventricular assist device (LVAD) manufactu [...]
- Modified Rankin Score (mRS) Modified Rankin Score (mRS)
A modified Rankin Score (mRS) of 2 corresponds to: a) No significant disability b) Slight disability c) Moderate disability d) None of the above Correct answer: b) Slight disability Modified Rankin Score (mRS) is used to score the disabilit [...]
- Most dangerous arrhythmia in WPW syndrome Most dangerous arrhythmia in WPW syndrome
The most dangerous arrhythmia in WPW syndrome is: a) Atrioventricular re-entrant tachycardia b) Sinus tachycardia c) Atrial fibrillation d) None of the above Correct answer: c) Atrial fibrillation In the presence of WPW syndrome, the ventri [...]
- ECG changes in pulmonary embolism ECG changes in pulmonary embolism
The commonest finding on electrocardiogram in pulmonary embolism is sinus tachycardia. Pulmonary embolism can occur without significant electrocardiographic abnormalities. ECG may show right ventricular ischemia, incomplete right bundle bra [...]
- Beta adrenoceptor desensitization Beta adrenoceptor desensitization
Beta adrenoceptor desensitization is mediated by: a) G- protein-coupled receptor kinase (GRK) b) Cyclic AMP c) Alpha adrenoceptor d) None of the above Correct answer: a) G- protein-coupled receptor kinase (GRK) G- protein-coupled receptor k [...]
- Genetic beta-blockade? Genetic beta-blockade?
G protein-coupled receptor (GPCR) kinases (GRKs) – e.g. GRK5, GRK6 – are important regulators of GPCR function. L41Q (leucine 41-to-glycine) polymorphism in the GRK5 gene has been associated with decreased mortality in African A [...]
Dr. S. Venkatesan MD
- Tough calls in cardiology :Dengue fever in a patient with prosthetic valve and warfarin ! Tough calls in cardiology :Dengue fever in a patient with prosthetic valve and warfarin !
Oral anticoagulant usage has been steadily increasing for variety of indications.Dengue fever is also appearing in different avatars with low platelet counts and bleeding being a primary risk. I was recently contacted by a physician , r [...]
- You are a foolish cardiologist . . . don’t corrput young minds ! You are a foolish cardiologist . . . don’t corrput young minds !
In one of my meetings , I told a small gathering , that regular exercise can shrink atherosclerotic plaques and regress CAD. I also quoted , a recent large study which has proven this fact convincingly ! I concluded, simple regular exe [...
- Four faces of modern medicine Four faces of modern medicine
- What is the role of magnet in pacemaker evaluation ? What is the role of magnet in pacemaker evaluation ?
Every pacemaker has a metallic “Reed switch” . Putting this switch on and off is possible with an external magnet .The circuitry is such that , switching on makes sensing function null and void.It functions as asynchronous mo [...]
- Left main disease : A classification and a simple strategy ! Left main disease : A classification and a simple strategy !
Distribution of Left main disease. Ostial Ostio-proximal (Within 1 cm of origin ) Shaft -Discrete mid left main Shaft -Diffuse Isolated distal shaft( 1.0.0) Bifurcation ( Medina 1.1.0 -LAD)* Bifurcation (Median 1.1.0-LCX) Bifurcation ( Me [...]
Dr. Smith's ECG Blog
- Terbutaline and Albuterol for Lowering of Plasma Postassium Terbutaline and Albuterol for Lowering of Plasma Postassium
The below abstracts show that beta 2 adrenergic agonists are effective at treating hyperkalemia. They do so by "shifting" K into the cells. --0.5 mg of IV albuterol reduces K by about 1.2 mEq/L. -- A 20 mg neb (most are 2.5 [...]
- Several Wide Complex Rhythms in One Patient. Test yoursefl: Will You See What I Did Not See? Several Wide Complex Rhythms in One Patient. Test yoursefl: Will You See What I Did Not See?
This time I'm going to tell you that the case is mine because the mistakes were mine. I sat down to write one narrative, but as I looked at all the ECGs, I realized that some of my rhythm analyses were wrong and had to write a differe [...]
- What Does this ECG tell us about the Electrolytes? What Does this ECG tell us about the Electrolytes?
See description and answer belowHint: this is a dialysis patient1. There are peaked T-waves2. There is a long ST segment, resulting in a long QTc (490 ms). See the ST segments in inferior and lateral leads especially.Diagnosis: hyperk [...]
- CHF Exacerbation with Old LBBB: Is There New Infarction or Not? CHF Exacerbation with Old LBBB: Is There New Infarction or Not?
An very elderly woman with a h/o CAD with stents to the RCA and circ, mild aortic stenosis, h/o ischemic cardiomyopathy, EF 25%, and h/o heart failure, and with ICD for primary prevention, presented with a c/o chest and back pain intermitte [...]
- You MUST recognize this pattern, even if it is not common You MUST recognize this pattern, even if it is not common
Disclaimer: I never state from where I get a case. They come from all over the world. Any case may or may not be from my own institution. Do not make any assumptions.Case: A non-English speaking woman in her 60's with h/ [...]
- Appropriateness Criteria® and Our New Medical Ethic Appropriateness Criteria® and Our New Medical Ethic
- Mobile Health Apps and The Privacy Surrender Mobile Health Apps and The Privacy Surrender
- When The Carrot Is Removed From the Stick When The Carrot Is Removed From the Stick
- When We Empower Patients to Pay for Expertise When We Empower Patients to Pay for Expertise
- Appropriate Use Criteria's Next Steps Appropriate Use Criteria's Next Steps
- STEMI Mimics and STEMI Equivalents STEMI Mimics and STEMI Equivalents
Here’s my presentation from the VA EMS Symposium on 11/08/2013. STEMI Equivalents and STEMI Mimics from Tom Bouthillet
- The Weekend Roundup: ECG Highlights from Around the Web… The Weekend Roundup: ECG Highlights from Around the Web…
- 37 Year Old Male–CC: Chest Pain, Part II 37 Year Old Male–CC: Chest Pain, Part II
This is part II to "37 year old male–CC: Chest Pain". You may wish to review the case. So, while many of our cases[...]
- 37 Year Old Male- CC: Chest Pain 37 Year Old Male- CC: Chest Pain
This excellent case comes to us from Jack Buckle. Thanks Jack! You and your partner are in the middle of a busy shift, when you ar[...]
- “Treat the patient not the monitor?”- Redux “Treat the patient not the monitor?”- Redux
"For heaven's sake man, treat the patient not the monitor!" Ahh, the angry cries appear every time we p[...]