Dr. David J Gullen M.D.

Recommended Articles

• Is Tonsillitis Contagious?

  What is tonsillitis?Tonsils are two glands located at the back of the throat and can be seen through the mouth. These glands help prevent infections from developing in the body. Tonsillitis happens when the tonsils become inflamed or infected by viruses or bacteria. Tonsillitis is a common...

• What are the Causes and Symptoms of Valley Fever?

  Valley fever, or coccidioidomycosis, is a fungal infection that usually presents itself in the form of a lung disease. This condition is also known by the name desert fever, desert rheumatism, and San Joaquin Valley fever. This condition is very mild, in most cases, and requires no special...

• Urine Culture and Sensitivity Test: What Is It?

  Urine Culture and Sensitivity TestA urine culture is a laboratory test that can identify specific types of germs that cause urinary tract infections. A urinary tract infection occurs when bacteria enter the urinary system through the urethra. Bacteria can rapidly grow and multiply, and cause an...

• Can Probiotics Help Your Upset Stomach?

  Probiotics are microorganisms that are helpful to improve the digestive system. Probiotics are typically found in different foods and supplements. These microorganisms maintain the balance of the microbial flora in the intestines. It promotes the growth of good bacteria, and inhibits the growth of...

• Home Remedies for Oral Candidiasis

  Oral thrush or oral candidiasis is an infection of the mouth caused by the fungus, Candida. This fungus is also known as yeast. It is normal for Candida organisms to live in our bodies since they are generally harmless. However, when they overgrow, they can cause infections. Such infections can...

• What Does Dark Stool Mean?

  A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...