When a kidney suddenly loses the ability of performing its main function, filtering and eliminating excess fluid and electrolytes as well as waste material from the blood, acute kidney failure occurs. In this case, dangerous levels of fluid, electrolytes and waste compile in the body.
This failure is most common in people who are already hospitalized, particularly people who need intensive care. This condition usually occurs ... more
A very common and mild form of gum (periodontal) disease is called gingivitis, which causes swelling and inflammation of the gums. Someone may not be aware that they have gingivitis if their condition is mild. However, because this condition could lead to much more serious gum diseases, they should take gingivitis seriously and get it treated.
It is possible that someone may have gingivitis in case their gums are swollen and ... more
Ebstein’s anomaly is a congenital and rare heart defect, in which the tricuspid valve, which is the valve between the chambers on the right side of the heart, doesn’t work properly. In this case, blood leaks back through the valve and makes the heart work less efficiently. This disease could also cause heart failure or enlargement of the heart.
Careful monitoring of the heart could be the only necessary thing in ... more
A quick, involuntary muscle jerk is referred to as myoclonus. For instance, the sudden jerks, or "sleep starts," that one may experience just before falling asleep are a form of myoclonus and so are hiccups. These forms of myoclonus rarely present a problem and they occur in healthy people.
An underlying medical condition such as a reaction to a medication or a head injury can trigger more severe types of myoclonus.
A ... more
Angina, also called angina pectoris, is a symptom of coronary artery disease. It is usually described as squeezing, pressure, heaviness, tightness or pain in the chest, as if someone is standing on it. Angina is caused by reduced blood flow to the heart muscle. When the heart muscle (myocardium) doesn’t get enough blood rich with oxygen, a person may have chest pain.
Angina could be stable or unstable:
Stable ... more
The condition in which the heart's mitral valve is narrowed (stenotic) is called mitral valve stenosis or mitral stenosis. Obstructing blood flow through the heart and from the heart to the rest of the body, this narrowing blocks the valve from opening properly. Mitral valve stenosis can make a person short of breath and tired in addition to other problems.
A childhood infection called rheumatic fever, which is related to strep ... more