Thursday, November 17, 2011

ECG/EKG and EEG - High-Tech Diagnostic Tools That Can Be Grossly Unreliable

!±8± ECG/EKG and EEG - High-Tech Diagnostic Tools That Can Be Grossly Unreliable

The categorization of disease begins with its diagnosis. Depending on the particular symptom of discomfort or pain a person may be experiencing, a visit to the doctor will most likely result in the diagnosis of a disease, which the physician knows by its name and description. However, before you are given the certainty of diagnosis, you may have to undergo a series of routine examinations. There is the stethoscope, which has become a symbol of the healing profession; a measuring device to take the blood pressure; counting of the heart beat through feeling of the pulse; blood and urine tests; perhaps x-rays, EEG, EKG and more... In total, there are over 1,400 test procedures available that the modern doctor can use today to monitor and measure virtually every bit of your body.

Although in some cases, the use of these methods of diagnosis is justified and can save a person's life, in the vast majority of cases it is unjustified, misleading and potentially harmful. In theory, high tech diagnostic tools seem to be impartial and yield correct results, but in reality, they are grossly unreliable and can be as dangerous to health as some of the riskiest drugs and surgical procedures. It is therefore important that they are not applied routinely, but much more selectively and, if possible, only during emergency situations.

One of the instruments most frequently used to monitor heart activity is the Electrocardiogram or ECG/EKG. Repeatedly conducted tests have shown that at least 20 percent of diagnoses made by ECG/EKG experts were false. In addition, 20 percent of all ECG/EKG readings turned out to be different when the same person was tested a second time. When ECG/EKG measurements were taken on people who had suffered a heart attack, the machine detected an abnormal heart function in only one-quarter of the patients, no sign of a heart attack in the second quarter, and indecisive results in the remaining half. A sudden 'abnormal' curve in the ECG/EKG reading, caused by a jet flying over the hospital, can put a person into the group of those 'at risk' for suffering a possible heart attack.

One 1992 report published in the New England Journal of Medicine proved that ECG/EKGs could not be trusted. When these tests were performed on a group of perfectly healthy people, over 50 percent of them showed an extremely abnormal heart condition. In other words, if a healthy child or adult goes through a highly recommended health check-up and is diagnosed by an ECG/EKG expert as having an abnormally behaving heart that requires urgent treatment, the chance that this diagnosis is a false-positive is an astounding 50-50. To avoid being treated unnecessarily with potentially harmful drugs, it is necessary that additional methods of diagnosis be employed to verify the correctness of the ECG/EKG readings. Having a second or third ECG/EKG reading at another hospital is also highly recommended, just to be on the safe side.

The Electroencephalogram (EEG), which is used to measure brain activity and detect brain tumors and epilepsy, often gives highly unreliable diagnostic results, too. 20 percent of people who suffer from epileptic seizures produce normal readings. What is even worse, 15-20 percent of healthy people produce an abnormal EEG. To show how unreliable the EEG machine can be, when it was once connected to the head of a doll, it showed that the doll was alive. In order to avoid costly and potentially risky treatment programs, one should not rely solely on the diagnosis produced by the EEG.


ECG/EKG and EEG - High-Tech Diagnostic Tools That Can Be Grossly Unreliable

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Wednesday, November 9, 2011

Choice Portable Handheld ECG EKG Monitor

!±8± Choice Portable Handheld ECG EKG Monitor

Brand : SFO Medical | Rate : | Price :
Post Date : Nov 09, 2011 10:30:13 | Usually ships in 24 hours


  • Portable Handheld ECG EKG Monitor
  • Small, portable and easy to operate
  • Display of ECG waveform, heart rate, analysis results and battery status on the backlit LCD
  • 100 records of ECG Strips, each record with 30-second ECG waveform and analysis result
  • Dual measurement models available

More Specification..!!

Choice Portable Handheld ECG EKG Monitor

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Wednesday, November 2, 2011

Interpreting an EKG

!±8± Interpreting an EKG

EKGs can assist doctors in diagnosing and determining any current or past heart abnormalities and are often a regular screening for those with heart disease. Through electrodes attached at various strategic body points, the EKG machine records the electrical impulses of the heart. The results of the impulses are displayed on a computer monitor and then printed onto graph paper. The attending physician or EKG technician interprets your heart health by reading the graphed EKG image.

EKGs are a critical tool for medical professionals to diagnose and treat heart ailments. The EKG reading of your heart is compared to the reading of a standard/normal heart in order to get an idea of your heart function. Abnormalities in the heart rate, heart rhythm or contractions and relaxations can signal the presence of past heart attacks, heart disease or coronary artery disease. If any of these symptoms are present, your doctor will refer you for further testing.

There are literally dozens of different methods for interpreting EKGs but most begin with a search for recurring patterns. One of the first things EKG technicians look for is heart rate. Electrodes are used to stimulate the heart into contracting and then relaxing. The first spike in the reading (the "P" spike) represents the impulses from the upper chamber of the heart. A flatter line called the "PR" interval represents a bridge between the contracting and relaxing of the atria. Each EKG has various other spikes and dips representing heart electrical waves; each spike or dip is referred to by an alphabetic letter.

Most normal hearts have a pattern with a slightly varying rhythm. This is called sinus arrhythmia and is considered normal and healthy. The absence of sinus arrhythmia may indicate other problems with the heart. In EKG interpretation, the lack of sinus arrhythmia has been seen to predict the occurrence of sudden death from heart attack or heart failure. The results of an EKG may become the basis for additional treatment. Your doctor will decide if further evaluation is needed. EKG technicians are highly trained and skilled medical professionals; many physicians consider these technicians to be the first authority in interpreting the EKG results.

Please Note: Professional EKG readings require a great amount of training and education. Since many methods exist to interpret these readings, it is often difficult for non-medical people to understand the terminology. If you are having an EKG performed, your technician will be glad to answer any questions regarding the EKG reading. If you notice something that seems abnormal to you, the technician may be able to calm your fears and by explaining the results in layman's terms.


Interpreting an EKG

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