Dr. David S Ballestas MD

Recommended Articles

• Questions You Should Be Asking Your Doctor

  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...

• What Is Porphyria?

  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....

• What are the Bacterial Causes of Diarrhea?

  When the digestive system is attacked by a bacterium, bacterial gastroenteritis is caused. It mostly happens when someone consumes unhealthy foods or gets too close to animals carrying harmful germs or toxic substances. This type of diarrhea causes nausea, cramping, abdominal pain and some other...

• Anemia Symptoms

  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...

• How Are Gallstones Diagnosed?

  What are gallstones?Gallstones are stones that are formed either in your gallbladder or the bile duct. The gallbladder is a small organ located just under the liver. Its basic function is to hold bile, which is a digestive fluid secreted by the liver. The gallbladder releases bile when it is...

• 5 Tips on Living with Dengue Fever

  Living with dengue fever is a serious condition affecting millions of people around the world, especially when there is no cure in sight for this mosquito-transmitted viral disease. Without a vaccine to tackle the dengue infection, prevention assumes priority. Even those who have fully recovered...