Dr. Dennis Michael O'brien MD

Recommended Articles

• Can Moderate Consumption of Alcohol Reduce Fibromyalgia Symptoms?

  Fibromyalgia syndrome, popularly referred to as FMS is a severe chronic condition whose symptoms includes intense widespread musculoskeletal pain, depression, body fatigue, headaches, bowel and bladder problems. Other symptoms such as poor sleep, painful menstrual periods, arthritis, anemia,...

• What is C. Diff Infection?

  There are thousands of species of harmless and useful bacteria residing in our digestive system, and they normally maintain a balance among themselves. If the balance is thrown off track, these good bacteria can cause a number of illnesses. One such bacterium in our gut is Clostridium difficile (C....

• Potential Causes of Leukopenia

  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...

• How Is Leukemia Diagnosed?

  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...

• Study Finds 3% of Pediatric Non-Hodgkin Lymphoma Cases Are Transplant Recipients

  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...

• Purpura

  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...