1 Hypogonadism can occur when a man has low testosterone levels which can be caused by certain medical conditions causing a problem with the testes and/or parts of the brain that regulate the testes.  Today men with hypogonadism may be able to raise their testosterone levels and keep them in the normal range.
What is lymphangitis? Lymphangitis is an infection of the lymph vessels beneath your skin. Lymph vessels are part of your lymph system, which helps fight infection and drains excess fluid from the body. Lymphangitis is caused by a skin infection that spreads to the lymph vessels through a wound in the skin. It often occurs on an arm or leg.
Knowledge center. Lymphoma is a form of cancer that affects the immune system-specifically, it is a cancer of immune cells called lymphocytes, a type of white blood cell. There are two broad types of lymphoma and many subtypes. The two types of lymphoma are described as: Hodgkin's or non-Hodgkin's. Lymphoma can occur at any age but is the most common cancer in young people. It is often very treatable, and most people live for a long time after being diagnosed.