Dr. Justin Lup-yun Wong M.D.

Urinary tract infection, or UTI, is the infection of any part of the urinary tract, including kidneys, urinary bladder, urethra, and ureters (tubes connecting the kidneys to the bladder). The most common among them is the infection of bladder, which when treated immediately, can prevent infection of...

Fatigue is the feeling of exhaustion when you lack adequate energy and strength to continue with the work. In most cases, the person with fatigue feels like taking rest due to the lack of energy. This is different from the general weakness wherein the person lacks enough muscle and physical...

There are several types of pneumonia that vary in their degree of seriousness. Pneumonia caused by a viral infection can make people feel very sick with fever, cough, and tiredness. However, viral pneumonia tends to go away on its own after some time. A "walking pneumonia" is a mild case of...

According to a study published in the journal, Pediatrics, car seats, which are supposed to protect babies from injuries in a car, have increased risk of injuries when they are used outside of the car. In this study, led by Shital N. Parikh, MD, an orthopaedic surgeon at Cincinnati Children’s...

Leukocyte Esterase Urine TestLeukocyte esterase (LE) is an esterase produced by white blood cells (WBCs) or leukocytes. A leukocyte esterase test is a urine test used to detect the presence of white blood cells and other health conditions associated with infection.Normally, leukocyte esterase...

Causes of Fainting A person faints or loses consciousness for a brief time when the brain does not get enough oxygen. Fainting or passing out is also medically called syncope. Before fainting, people may experience lightheadedness, dizziness, weakness, and nausea. Others describe fainting as...