Dr. Andrea Dahlman Orsey M.D.

On the heels of the four viruses Dengue 1 through 4, a fifth potentially lethal strain of the virus was discovered in 2013 that further complicated the search for a vaccine and cure for dengue fever. Treatment either at home or in hospitals is confined to re-hydration of the water deficient body...

Gastric cancer, also known as stomach cancer, begins when cancer cells form in the inner lining of the stomach. This disease does not show clear signs and symptoms until it enters the later stages. The cancer may spread from the stomach to essential parts like the liver, lungs, bones, and lymph...

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...

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...

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...