General

A disease in which significant changes in mental abilities occur is called delirium. People with this condition experience confusion and lack of awareness. Commonly, it occurs quickly within hours or several days. Usually, delirium is caused by a combination of factors including severe or long-term disease or an imbalance in the body (such as reduced […]

A medical term used to describe different symptoms that negatively affect memory, social abilities, and thinking is called dementia. The symptoms that occur in people with dementia usually interact with daily activities. Moreover, this is not a specific disease but there are multiple conditions that may cause dementia. Generally, this health problem involves memory loss […]

A mosquito-borne condition that usually happens in tropical and subtropical regions of the world is called dengue fever. People with this mild form of this condition usually experience a high fever and flu-like symptoms (such as nausea, vomiting, headaches, and others). If you experience a severe form of dengue fever, you may experience life-threatening symptoms […]

A health condition in which you feel that you are seeing yourself from outside the body or that things around you are not real or both is called depersonalization-derealization disorder. While this condition can be mild it may cause serious health problems. People with this disorder may feel like they are in a dream. However, […]

A congenital heart defect (present at birth) in which the tricuspid valve does not develop properly is called an Ebstein anomaly. This valve separates the top and bottom right chambers of the heart. In people with this condition, it does not close properly, which causes blood to flow backward making it hard for the heart […]

A skin condition that causes dry, itchy, and inflamed skin is called atopic dermatitis (eczema). It usually appears in young children but may occur at any age as well. Moreover, this is a chronic (long-lasting) skin disease that tends to flame at times. It also can be irritating but it is not a contagious skin […]

A long-lasting complication of a congenital heart defect (an untreated heart condition that is present at birth) is called Eisenmenger syndrome. This condition is life-threatening and it causes irregular blood flow in the heart and lungs. As a result, the blood vessels in the lungs become stiff and narrow, which makes blood pressure increase in […]

A long-lasting (chronic) condition that causes shortness of breath is called emphysema. It also causes damage to the thin walls of the air sacs (alveoli) in the lungs over time. In normal circumstances, alveoli stretch and fill with air when you breathe in. Thereafter, the air leaves the alveoli because of the elastic material it […]

This is a serious condition that causes the inner lining of the chambers of the heart and valves to become inflamed. These inner linings are called endocardium. Commonly, the condition occurs due to fungi, bacteria, or other germs that enter the bloodstream and attach to damaged regions in the heart. People with artificial heart valves, […]

An enlarged heart is also known as cardiomegaly and it indicates another health condition rather than a disease itself. The medical term cardiomegaly refers to an enlarged heart muscle that is seen on imaging tests (including chest X-ray). However, additional tests are needed to determine the exact cause of an enlarged heart. While cardiomegaly may […]