Dr. Christina Y Ahn MD FACS

OrthopneaOrthopnea is a condition that causes breathing difficulties when an individual is lying down. It usually happens at night when the person is going to sleep. People with orthopnea usually experience tightness in the chest and being oxygen-deficit. The shortness of breath is due to lying down...

What is ovarian cancer?Cancer begins when the cells in the body begin to grow out of control. Any cells in the body can start to become cancerous and can spread to other parts of the body. The beginning of ovarian cancer happens in the ovaries. Ovaries are basically the reproductive glands found in...

What is Alzheimer’s disease?Alzheimer’s disease is characterized by the gradual death of the brain cells, which affects the transmission of signals. This in turn, impairs memory, judgment, and cognitive abilities of the patient, and they find it difficult to carry out the day-to-day activities...

What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...

Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...

IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...