Dr. Melissa Lynn Crenshaw M.D.

IntroductionPituitary dwarfism, also called growth hormone deficiency, is a medical condition wherein the pituitary gland does not produce sufficient amounts of growth hormone. This deficiency often results in children’s slow growth or short stature.An adult with pituitary dwarfism has an average...

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...

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...

Autism characterized by impaired social interactions reduced verbal and non-verbal communication and stereotyped behavior and activities. These symptoms appear in early childhood and impair or limit everyday functioning.Autism and geneticsResearchers believe that both environment and genetics play a...

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...

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...