Karl Tscha-ning Sun MD

New findings may improve the understanding of how breast cancer develops, and help people learn how to work towards prevention.When a person is told that they have breast cancer, it is common for them and their loved ones to want to know what caused the disease. Unfortunately, nobody knows the exact...

What is pleurisy?Also known as pleuritis, is a condition that occurs when the pleural membranes lining the lungs and the inner aspect of the chest wall becomes inflamed, which causes them to rub against each other with friction during breathing.Pleurisy makes breathing difficult and painful. It is...

Porphyria is an inherited group of disorders that affect the skin and nerves. Porphyria that affects the skin is referred to as cutaneous porphyria, while the condition that affects the nerves is known as acute porphyria. Both types result in the accumulation of the chemical porphyrin in the body....

Our environment consists of a number of microorganisms that can enter the body through various means and lead to infections. One such common invasion is by yeast in moist areas of the body, causing a yeast infection.What Happens in a Vaginal Yeast Infection?There are a number of fungi that can...

Ovarian cancer is an unpleasant and dangerous disease that can affect every woman in the world. There are many risk factors that can cause this condition, and the disease can easily affect other organs near the ovaries, including the womb, the bladder, and the colon. Fortunately, there are many...

What is muscular dystrophy?Muscular dystrophy is an inherited disorder, which is often characterized by a progressive type of muscular degeneration and weakness. There are several types of muscular dystrophy, wherein each type eventually leads to an increased disability, strength loss, and potential...