Dr. Valerie P Donaldson MD

Sperm cells in the testicles are able to mimic the embryonic stem cells and can develop into any of the adult cells in the body. These germ cells, also called spermatogonial cells, belong to the adult stem cells and are the precursor of sperm cells.Based on a new study published in the online...

IntroductionBoth bacterial and viral infections are caused by microbes, such as bacteria and viruses. These microbes are spread through the following:...

Basic Metabolic PanelA basic metabolic panel is a group of blood tests that will give healthcare providers important information about an individual's current metabolic status, which includes kidney function, blood sugar levels, acid-base balance, and electrolyte balance. Having a combination of...

Severe pain in the hip may make it hard to walk or climb the stairs. Issues with muscles, tendons, ligaments, and bones may all cause hip pain. Many diseases and conditions may also result in pain. Location of the pain in the hip often tells about the actual cause behind the pain.In some cases, the...

Is diarrhea a sign of early pregnancy?Diarrhea is a very common sign of early pregnancy. Every woman is different and so are her experiences of pregnancy. Not every woman experiences the same symptoms. Hence, diarrhea is also not a symptom that every pregnant woman experiences, although it’s quite...

Many studies have uncovered the reasons behind bedwetting and what can be done for improving the condition in children. A report on bedwetting mentions the common misconceptions about bedwetting and the progress in finding the cause and treatment of this condition.Darcie Kiddoo, MD, associate...