Joseph O'Donnell MD


Immune Thrombocytopenic Purpura (ITP)

Immune thrombocytopenic purpura (ITP) is an immune disorder in which the body attacks the cells responsible for blood clotting (platelets), resulting in bleeding. The cause of ITP is not known. People who have this disorder may have bruises or black-and-blue marks (purpura) on the skin. Internal bleeding is a more…

Immune Thrombocytopenic Purpura (ITP)

Immune thrombocytopenic purpura (ITP) is an immune disorder in which the body attacks the cells responsible for blood clotting (platelets), resulting in bleeding. The cause of ITP is not known. People who have this disorder may have bruises or black-and-blue marks (purpura) on the skin. Internal bleeding is a more…

Cancer Staging and Grading

Knowing the stage and grade of a person’s cancer helps doctors know what treatment to use. It also helps predict how long the person will survive or whether there is a good chance for a cure. Staging is a way to describe how much cancer is in the body and where it is located. If the cancer has spread, staging also looks…

Cancer Staging and Grading

Knowing the stage and grade of a person’s cancer helps doctors know what treatment to use. It also helps predict how long the person will survive or whether there is a good chance for a cure. Staging is a way to describe how much cancer is in the body and where it is located. If the cancer has spread, staging also looks…