Showing posts with label irregular heart beats. Show all posts
Showing posts with label irregular heart beats. Show all posts

Friday, November 30, 2012

Rapid heart beats after eating -worry or not

Rapid heart beats after eating - what should we be worried about?


Rapid heart beats

Some people experience rapid heart beats after eating and this can create an important discomfort as they begin to be afraid or avoid eating in order to prevent these irregular heart beats to occur. Others are worried they might have a heart disease that causes palpitations and sick medical help. In the next part of the article we will find out what is the meaning of these palpitation and how can we prevent them.
After a meal, the digestion process requires more blood in the stomach and intestine and that’s why the heart has to pump more blood in these organs. The process consisting in increasing the amount of blood in the abdominal area after a meal is very important as it helps the body to assimilate food. This routine activity can determine palpitations, because heart has to work harder then usually. Until now, heart palpitation after eating seems to be a normal manifestation that can occur during a daily physiological process of our body.
Along with palpitation, after eating there are other manifestations that can also occur:
  • nausea
  •  dizziness-it occurs because cerebral blood flow is reduced, as the stomach needs more blood then usually in order to digest the food.
  •  fatigue or even exhaustion (the blood will accumulate in the digestive system, while other organs and among them, the brain, will receive a smaller amount of blood)
  • chest pain after eating- many times, patient with coronary disease (chronic heart ischemia determined by deprivation of oxygen) can have a chest pains after eating
  •  sweating
  • insomnia-if you sleep immediately after a meal, you may have problems to fall asleep. Because during night digestion and digestive secretion used in this process are diminished, you may get indigestion with abdominal discomfort, nausea and vomiting.
  •  shortness of breath-the stomach is full of food and presses against diaphragma, restricting lung expansion during breathing
  •  abdominal discomfort-if we eat too much or meals which are difficult to digest

If we experience rapid heart beats after eating should we seek for medical help?

Even if sometimes, heart palpitation after eating it is a normal manifestation, there are other causes for this condition, which need to be evaluated and treated. The answer is yes, if we experience heart palpitation after eating we should pay a visit to our doctor and check if there is something wrong.
What is the cause for heart palpitations after eating?
  •  sudden consumption of food after a long period of starvation. This is often seen in patients suffering from anorexia nervosa, when after a long time of not eating, they start the consumption of food, the level of blood sugar increases rapidly, followed by increased secretion of insulin, which can create arrhythmia and also decreases blood sugar. The rapid decrease of blood sugar will stimulate the secretion of adrenaline, which will stimulate heart activity and create palpitation (it is like when you hurry up a person and it is obviously that in some point she will do mistakes)
  •  hiatal hernia– a small portion of the stomach protrudes into the chest through diaphragm (the muscle that separates chest from abdomen and looks like a roof). This condition is usually associated with gastroesophageal reflux disease and may lead to chest pain and palpitations.
  •  obesity- usually these persons have a diet with lot of sugar and caffeine, with a sedentary lifestyle and they can experience palpitation and chest pain. Their body has a lot of fats and these fats will deposit on the blood vessels wall, blocking them and generating heart disease (coronary arteries disease-with deprivation of blood and oxygen in the heart tissues). Also, the heart has to work extra hard to pump blood into their stomach.
  •  hormonal imbalance could be a possible cause of heart palpitation after eating. For example hyperthyroidism (a thyroid disorder with high level of hormones) determines heart palpitation, tachycardia, chest pain, shortness of breath etc.
  •  Severe anemia can affect heart and determine tachycardia (rapid heart rate) or irregular heart beats. Because there is a small number of oxygen carriers, heart will try to pump the blood faster and faster in order to satisfy the tissues need for blood and oxygen. In the same time, heart needs oxygen for itself, working harder with less oxygen it is a very good condition for palpitation to occur. Persons that avoid eating meat, can have anemia, as the meat is the main source of iron.

How can we treat rapid heart beats after eating?

Preventing heart palpitation after eating should first start with a moderate diet and by this we mean to eat moderate amounts of food at regular intervals. It is not advisable to eat one meal after we starved ourselves an entire day. Regular meals in small proportion, regular exercise, losing weight and periodically check of the hormones level (since hormonal imbalance can determine heart dysfunction) are the solution to this medical issue.

Friday, October 26, 2012

Stents in the heart

Stents in the heart are small medical devices (small mesh tubes) used to treat narrowed arteries (arteries are blood vessels that carry blood from heart to the tissues). The procedure of placing stents in the heart is called angioplasty. Angioplasty alone, without stent placement is associated with a high risk of recurrence of the arterial blockage, in months or years after the procedure. That is why placing stents in the heart solved this disadvantage of the angioplasty, maintaining blood vessels opened and avoiding heart surgery. The risk that the arteries will renarrow is 10-20%  in the first year after angioplasty, while in the absence of a stent the risk is twice as much.
Stents in the heart are usually made of metal mesh or fabric (these ones are used in larger arteries). Some of these stents contain a special substance that prevent blood from coagulating and are called drug-eluting stents.

How are stents in the heart placed? 

Doctors use a balloon inside the artery to compress the plaque (deposits of fats in the arteries wall, also called atherosclerosis) and widen the passage (the arterial lumen through which will flow blood). After this, they place the stent in order to maintain the passage (the artery lumen) opened.

How do we prepare patients before placing stents in the heart?

Patients should be well informed about the stents in the heart procedure, about the risks and the special precautions. These are a few questions u must always ask your doctor about:
  •  Why is it performed?
  •  How is it performed?
  •  What are the risks and precautions of this procedure?
  •  Is there any other alternative?
  •  What happens if I refuse this procedure?
  •  Always sign a consent paper.

Why are stents in the heart placed for?

The purpose for stents in the heart placement is to keep the arterial lumen opened and allow blood to flow, in this way tissues will receive enough blood and the symptoms of ischemia (oxygen deprivation) will be relieved.
  • For carotid arteries blockage: fat deposits in carotid arteries wall (also called plaques, they are a manifestation of the disease named atherosclerosis) can determine neurologic symptoms like dizziness, fainting, headache, memory and concentration problems and in severe cases even stroke.
  • For coronary vessels (blood vessels that supply blood for heart tissues): a special tube called catheter is introduced in the femoral artery (the main artery of the lower limb) and it is conducted in the arterial system until it reaches the coronary arteries. In that moment, a special substance is pumped into the catheter in order to view the arteries and the blockage. This catheter has a tiny balloon on its tip, which is inflated in the narrowed area, compressing the atheroma (the plaque of fats from the artery wall that blocks blood flow) and enlarging the lumen. After this a stent may be placed to keep the lumen opened.
  • For kidney or leg arteries, aneurysm of the aorta.

What are the common precautions after placing stents in the heart?

  •  blood clotting precautions: in order to prevent blood clotting, patients with stents in the heart have to take antiplatelet medication (aspirin, clopidogrel)
  •  if the stent is made of metal, than the patient can’t have MRI (magnetic resonance imaging)
  •  avoid vigorous effort early after the stent placement procedure.

What risks are related to stents in the heart?

  •  restenosis- blood vessel becomes blocked and narrow again, despite the angioplasty procedure
  •  about 1 or 2 percent of the patients with a stented artery are at risk of developing a cloth at the stent site; the consequence of this complication can be a heart attack. This complication is more frequent in the first year after stent placement and can be prevented by antiplatelet medication (like aspirin, clopidogrel).
  •  bleeding at the site of the catheter insertion into the skin
  •  damage of the blood vessel produced by the catheter
  •  irregular heart beats
  •  infection or allergic reaction (due to the substance used to view the arterial lumen)
Stents in the heart brought a significant contribution in cardiology, saving and improving life in patients with heart attack and coronary disease.

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