Dr. Marcelo Jorge Barrionuevo M.D.

Everyone is different. When comparing two individuals side by side, they are seldom identical, even in the way they react to the same stimuli. Even if they live together, it is common to observe that roommates, couples, or those who share a close relationship can respond differently to same...

The hiatus is the opening in the diaphragm through which the esophagus goes and attaches to the stomach. Hiatal hernia is a condition that results in a part of the stomach pushing upwards through the opening into the chest. Small hiatal hernia may not affect you, and you may not realize unless the...

IntroductionChronic pain can disrupt people's lives, their ability to work, sleep, and other activities spent with friends and family. When chronic pain interferes with the quality of life and standard treatments such as pain relievers do not work, pain management doctors can help.There are a number...

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...