During the time, the accumulated plaques cause narrowing of the lumen, leading to the limited or blocked supply of oxygen-rich blood to the myocardium, the heart muscle. This causes blood starvation to the cells of the myocardium and induces myocardium ischemia [6]. The muscle and cavity of ...
The heart is a 4-chambered muscularpumpPumpACES and RUSH: Resuscitation Ultrasound Protocolsmade ofcardiac muscleCardiac muscleThe muscle tissue of the heart. It is composed of striated, involuntary muscle cells connected to form the contractile pump to generate blood flow.Muscle Tissue: Histologytissu...
A heart attack can cause other abnormalities besides blocking blood flow. For example, sudden cardiac death may occur when the heart's electrical signals become erratic (arrhythmias). When the heart tissue that is responsible for regular electrical stimulus of heart muscle contractions is damaged, th...
In 1961, Goodwin et al 2 proposed a definition and classification based on disorders of structure and function 3 . Subsequently, the definition of cardiomyopathies was shortened to 'a disorder of cardiac muscle of unknown cause' 4 . Myocardial diseases that were part of a general system ...
Heart failure (HF) is a syndrome defined based on clinicalsymptoms and signsdue to cardiac abnormalities, either structural and/or functional.1Until a few years ago, an impairment ofsystolic function, that is, reduction ofejection fraction(EF), was considered essential in the definition of the ...
Medical Definition coronary heart disease noun variantsorcoronary artery diseasealsocoronary disease :a condition and especially one caused byatherosclerosisthat reduces the blood flow through the coronary arteries to the heart muscle and typically results in chest pain or heart damage ...
Weaknessis a symptom of heart disease, because there is no enough oxygen being delivered to the body, there is a general feeling of weakness of the muscle when doing physical activities. Sleepinessis another symptom of heart disease or heart failure. ...
Compared to medical therapy alone, revascularization with coronary artery bypass grafting (CABG) or primary percutaneous coronary intervention (PCI) can relieve angina, minimize the need for antianginal medication, and enhance the quality of life.50 The goals of both revascularization techniques are to...
Journal2002, Medical Clinics of North America Duane S Pinto MD The conduction disturbance is fluctuating, and patients may vary from having a prolonged P-R interval to complete heart block within minutes (Fig. 1), and the most common clue to cardiac involvement is alternating tachycardias and ...
Define heart muscle. heart muscle synonyms, heart muscle pronunciation, heart muscle translation, English dictionary definition of heart muscle. Noun 1. heart muscle - the muscle tissue of the heart; adapted to continued rhythmic contraction cardiac musc