Answer :
Local edema, swollen lymph nodes, fever, soreness are the indications of lymphedema. It includes the swelling of an arm or leg caused due to the lymphatic system blockage.
Primary lymphedema is a form of lymphedema that is not directly attribute to medical conditions. When swelling occur it directly indicates the HIV or mononucleosis or an immune system disorder such as lupus or arthritis.
Swollen lymph nodes shows that the body's immune system is fighting against the infection or invading virus. It occur when lymph vessels are not able to drain lymph fluid.
Mononucleosis is a contagious disease. Epstein- Barr virus is the most common cause of infectious mononucleosis.
To learn more about mononucleosis here
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