Dr. Kathreen M. Johnston MD

Recommended Articles

• What Causes Albinism?

  What is albinism?Albinism is a group of genetic disorders that cause little or no production of the natural pigment called melanin. The color of your skin, hair, and eyes depend on the type and amount of melanin produced by your body. Most individuals with albinism have sun sensitivity, which makes...

• The Function and Structure of DNA

  Deoxyribonucleic acid or DNA is a molecule that contains the instructions an organism needs to develop, live and reproduce. These instructions are found inside every cell and are passed down from parents to their children.The Structure of DNADNA contains molecules called nucleotides, which possess a...

• The History of Muscular Dystrophy

  What is muscular dystrophy?Muscular dystrophy is an inherited disorder, which is often characterized by a progressive type of muscular degeneration and weakness. There are several types of muscular dystrophy, wherein each type eventually leads to an increased disability, strength loss, and potential...

• The Most Common Misconceptions About Breast Cancer

  There is so much information you can read online about breast cancer. Some information may be acquired in the community, friends, or family that is totally misleading or incorrect. Although not backed up with solid evidence, such information can cause a lot of media attention, which can further...

• Is Pancreatic Cancer Genetic?

  Is Pancreatic Cancer Genetic?Cancer is caused by a change in your genetic sequence. Genes are responsible for designing your body. Any alteration at that level will alter your body patterns.Cancer is an uncontrolled production of abnormal cells. Usually new cells are formed when your body needs...

• Ehlers-Danlos Syndrome: Symptoms, Causes, Diagnosis, and Treatment

  What is Ehlers-Danlos syndrome (EDS)?Ehlers-Danlos syndrome (EDS) is a group of genetic disorders that affect the body’s connective tissues, which are proteins that support the blood vessels, skin, bones, and other organs in the body. Connective tissues also provide elasticity and strength to the...