Dr. Thomas Donaldson Johnston MD

Recommended Articles

• How to Prepare for a Laparoscopy

  OverviewLaparoscopy is a type of endoscopic procedure that will allow doctors to look inside your abdomen using a surgical telescope. The telescope is known as the laparoscope. The laparoscope is equipped with a front camera that transmits the images captured in high definition to a nearby video...

• Appendicitis and Appendectomy

  Health care personnel can identify many cases of appendicitis by checking the patient's medical history and then doing a physical examination of the individual.The health care personnel will ask questions like:...

• What Happens During an Appendectomy?

  When the appendix experiences an infection, it becomes swollen and causes a lot of pain. It is necessary to undergo a surgical operation to remove this appendix that causes the discomfort. Functions of this organ called the appendix are not very clear, it is vestigial and, as such, its removal is...

• 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...

• What Is a Partial Hysterectomy?

  In a Complete Hysterectomy, both the Uterus and Cervix are removed to afford symptomatic relief to the patient. When the Cervix remains in the pelvic region after surgery, it then becomes a Partial or Supracervical hysterectomy. The kind of surgery that one opts for is wholly dependent on the health...

• What Is a Thyroid Biopsy?

  In a thyroid biopsy, a small tissue sample of your thyroid gland is removed and then examined under a microscope to test for an infection, cancer cells, and other thyroid disorders. The thyroid is a small gland located in lower part of the neck, just below the larynx. The gland's main function is...