The varicose vein or varicosity is an abnormally dilated, tortuous superficial vein caused by an incompetent venous valve. varicose veins are permanently distended veins that develop from the loss of valvular competence faulty valves elevated venous pressure causing distention and tortuosity of superficial veins.
The aneurysm is defined as a permanent localized dilation, stretching, and ballooning of an artery or blood vessels to around 50% increases in the size. The exact cause of aneurysm is unknown. Aneurysm is classified into 7 types according to location, Etiological factor, appearance, saccular, fusiform, dissecting, and false aneurysm.
Rheumatic Heart Disease usually affects the children and it is still the most common cause of acquired heart disease in childhood and adolescence. R.H.D. is usually affected by 5-15 years of the child. 1-2 case/lakh in developed countries. 100 case/ lakh in developing countries. 3% of people affected after the beta-hemolytic streptococci infection.
M.I. is defined as Damage or Death of myocardial muscle due to Abrupt blood flow to the Heart. the blockage may be caused by the formation of thrombus in the coronary artery, a sudden progression of atherosclerosis, prolong narrowing of arteries....
In coronary heart, disease atherosclerosis develops in coronary arteries causing them to become narrow and block this leads to decrease or stop the blood supply to the heart muscles. CHD has modifiable and non-modifiable factors. CHD is also known as coronary artery disease.
Angina pectoris occurs when myocardial demands exceed, myocardial oxygen supply decreased usually caused by obstruction of the coronary artery.chest pain due to an inadequate supply of oxygen to the heart muscle is characterized by a feeling of suffocation.