Dr. Stephen S Roberts M.D.

Antibiotics are life-saving medications for many bacterial infections. Misuse of these drugs may result in developing drug resistant bacteria. Therefore, understanding the use and misuse of antibiotics is very important in preventing antibiotic resistance. There are different types of antibiotics,...

Blount's DiseaseBlount's disease is a growth disorder that causes the lower leg bones to bow outward. Although this disorder can affect people any time during growth stages, it is more commonly seen in adolescents and children who are younger than 4 years old.It is important to note that Blount’s...

Leukemia in its early stages may present no signs or symptoms, as these only appear when the leukemia cells have taken over a large number of normal blood cells. A person with leukemia is very lucky indeed if early-stage detection occurs incidentally, through a routine blood test or one done for...

Lymphoma is a blood cancer that affects both children and adults.Lymphoma begins its growth in the lymphatic white blood cells of the lymph system. This system is a major warrior in fighting off infections and diseases. It is part of the body’s immunity team.The lymph system loops throughout the...

PurpuraPurpura refers to purple-colored spots that are usually seen on the skin, including mucous membranes and other organs. It is also called skin hemorrhages or blood spots.Purpura is usually recognized when there is pooling of blood under the skin due to ruptured small blood vessels. The size of...

IntroductionA decrease in the number of white blood cells (WBCs) is referred to as leukopenia. There are several causes for leukopenia. It may be due to certain drugs, cancer, radiation and chemotherapy for cancer, stem cell transplant, surgery, steroids, or autoimmune disorders. The immune system...