Dr. Craig Yoshitsugu Okada MD

A lymphocyte is a type of white blood cell (WBC) that has a significant function in the body's immune system. Lymphocytes function by properly responding to infectious microorganisms and other foreign invaders in the body. Lymphocytes can work alone, but some of them are also capable of...

What Are Petechiae?Petechiae can be described as marks or blotches that normally appear on the skin and are tiny, round, and purplish or reddish in color. Petechiae are usually pinpoint-sized. Minor hemorrhage (bleeding that is localized below the skin) is the source of petechiae.Although they...

PrednisonePrednisone is a corticosteroid, which prevents the release of substances in the body that lead to inflammation. It can also suppress the immune system. Prednisone can be used as an immunosuppressant or an anti-inflammatory drug. A number of conditions can be treated with prednisone. They...

Biopsies may vary differently depending on the type and location of the tissues and how hard are they to obtain. The medical term used to describe such method is “invasiveness.” A less invasive procedure will, for example, take place in a doctor’s office the same day an abnormal tissue is...

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...

LymphomaLymphoma is a type of cancer that begins in the lymphatic system, particularly in the disease-fighting immune cells called lymphocytes. These cells are found in the bone marrow, lymph nodes, thymus, spleen, and other parts of the body. In lymphoma, lymphocytes are altered and tend to...