HEART ATTACK ( MYOCARDIAL INFARCTION)

 

HEART ATTACK

 

Introduction

A heart attack, also called myocardial infarction, is a medical emergency that can cause death or serious disability if not treated quickly.

 A heart attack usually occurs when a blood clot obstructs one of the coronary arteries. The heart muscle may become deprived of oxygen and nutrients and start to die. If you experience any symptoms that are sudden, severe, or persistent and it doesn't go away after a few minutes or hours, contact your doctor immediately.

 

SYMPTOMS:

 Heart attack symptoms include:

 1)chest pain or discomfort: This discomfort or pain may feel like a persistent, tight ache, pressure, fullness, or squeezing in the chest. This discomfort might be transient.

 2)upper body pain: Beyond the chest, the shoulders, arms, back, neck, teeth, or jaw may also experience pain or discomfort. Some folks just have upper body pain, not chest pain.

 3) stomachache: The stomach area may also experience pain that feels like heartburn.

 4)respiration difficulty: You could struggle to breathe or gulp for air. This frequently happens before any chest discomfort. Some individuals experience no chest discomfort.

 5)anxiety: For no apparent reason, you can get a sensation of impending doom or feel like you're having a panic attack.

 6)lightheadedness: You might have chest pressure, dizziness, or a fainting sensation in addition to these other symptoms.

 7)Sweating: You might find yourself suddenly breaking out in a cold, clammy sweat.

 8)vomiting and nauseous: You might vomit or feel sick to your stomach.

 9)palpitations in the heart: Your heart may seem to skip beats, or you may simply be acutely aware that it is beating.

 

Causes of heart attacks:

Coronary heart disease is the main reason why people have heart attacks. In the arteries that provide blood to the heart, plaque accumulates in this area. Atherosclerosis is another name for the widespread accumulation of plaque in arteries.

 Heart attacks come in two primary categories.

 

1)    Type :1  When plaque on the artery's inner wall ruptures, cholesterol, and other chemicals are released into the bloodstream, resulting in type I heart attacks. As a result, the artery may become blocked by a blood clot.

 

2)    Type:2  heart attacks do not completely block an artery, but the heart does not receive the oxygen-rich blood required.

 

Other causes of heart attacks include:

  • torn blood vessels
  • blood vessel spasms
  • drug misuse
  • hypoxia, lack of oxygen in the blood

 

Risk elements for heart attacks:

You may be at risk for a heart attack due to several circumstances. Some elements, such as age and family history, are unchangeable. On the other hand, you can alter the risk variables that you have control over.

 

Risk factors that can be altered and those you can influence include:

 

1)   smoking

2) obesity

3) high cholesterol

4) eating a diet high in trans fats and saturated fats

5) not exercising enough

6) being stressed out

7)  having diabetes or prediabetes

8) excessive alcoholic beverage use

9) sleep apnea

10) hypertension

 

The coronary arteries are blood vessels that supply blood to the heart. They are a type of artery that carries oxygenated blood from your heart to all parts of your body.

 

 

Heart attacks can damage or destroy part of your heart muscle. This causes the organ to become enlarged and weak, which is called a heart attack. A diseased or damaged part of the muscle does not pump blood as effectively as it should.

 

If you have a heart attack, the damaged area may not be able to pump enough blood to meet all the body's needs for oxygen and nutrients (the food that keeps us alive). This results in low oxygen levels in some parts of your body, causing symptoms such as lightheadedness or shortness of breath during exercise; numbness or tingling sensations; fatigue; chest pain; dizziness; fainting spells/passing out; cold hands/feet ( Raynaud's syndrome ); or loss of appetite.

 A heart attack is a sudden and severe narrowing of the blood vessels that feeds your heart muscle. It can cause chest pain, shortness of breath, nausea, and other symptoms that signal a medical emergency.

 Heart attacks can cause serious health problems and even death if not treated quickly. Heart attacks often happen to people who have had previous health problems such as high blood pressure or diabetes mellitus (commonly known as type 2 diabetes).

 A heart attack is when a part of your heart becomes blocked and cannot supply blood to the rest of your body. This can happen for many reasons, including high cholesterol or a clot inside the arteries that carry blood to your heart.

 If you have chest pain, shortness of breath, nausea (feeling sick), weakness in one arm or leg, and/or sweating on one side of your body—especially while lying down—it may mean you've had a heart attack. You should call 911 immediately if these symptoms last longer than 15 minutes or worsen with activity such as exercise or going upstairs.

 

Treatments

Your doctor may suggest a procedure if you've suffered a heart attack (surgery or nonsurgical). These treatments can provide pain relief while lowering the risk of having another heart attack.

 

Typical practices include:

 

StentA stent is a wire mesh tube that doctors implant into the artery after angioplasty to keep it open.

 

Angioplasty: A balloon angioplasty or plaque removal procedure can unblock a clogged artery. It's significant to highlight that angioplasty is no longer often used by medical professionals.

 

heart bypass grafting: Your doctor will reroute the blood around the obstruction during a bypass procedure.

 

surgery on a heart valve: In valve replacement or repair surgery, doctors fix or swap out leaking valves to support the heart's pumping action.

 

Pacemaker: A pacemaker is an item that is inserted under the skin. It might aid in keeping your heart's beat regular.

cardiac transplant: When a cardiac attack results in the majority of the heart's tissue dying permanently, surgeons may advise a heart transplant.

 

Your doctor may also prescribe medications to treat your heart attack, including:

  • aspirin
  • other drugs to break up clots
  • antiplatelet and anticoagulants, also known as blood thinners
  • pain relievers
  • nitroglycerin
  • blood pressure medication
  • beta-blockers

 

Conclusion

Heart attack is a serious condition that can cause death or serious health problems. If you think you may have had a heart attack, seek immediate medical attention. Most people who experience heart attacks should be treated in the hospital's emergency room and then given medications to keep them from having another attack within 24 hours of their initial event.

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