Dr. Grace C. Petterson MD

Recommended Articles

• What is a Sphincterotomy?

  A fissure is the tearing of anal skin as a result of the overstretching of the anal opening by a big hard stool. Normally, sphincterotomy is related to constipation, chronic diarrhea (less often), inflammatory bowel disease or sexually transmitted infections that have anal and rectal effects. At...

• Syphilis Symptoms

  Syphilis is a sexually transmitted disease (STD) that can cause serious health problems when left untreated. This is caused by a type of bacteria known as Treponema pallidum. This disease can be treated easily in its earlier stage with the right medication. Early diagnosis and knowing the early...

• Vietnam Vet Discusses His Mental and Physical Struggles, Including Sleep Apnea

  It’s hard to imagine being 17 years old and joining the Navy Reserves in the middle of a war. However, that’s exactly what Everett Cook did. Cook had been delivering telegrams for Western Union after school to pay off his first car when he signed-up for the reserves. This decision has led Cook...

• What Is Pyrexia: Causes, Symptoms, and Treatment

  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...

• 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...

• 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...