Lymphadenopathy
lymph nodes, which are part of the lymphatic system and play a crucial role in the body's immune response. The lymphatic system is a network of tissues and organs, including the lymph nodes, that help to filter out harmful substances and foreign invaders, such as bacteria, viruses, and cancer cells. Lymphadenopathy can be classified into two types: reactive and neoplastic. Reactive lymphadenopathy is a benign condition that occurs in response to an infection, inflammation, or other non-cancerous conditions. Neoplastic lymphadenopathy refers to the enlargement of the lymph nodes as a result of cancer. Reactive Lymphadenopathy Reactive lymphadenopathy is a common and benign condition that occurs in response to a variety of factors, including: Infections: Bacterial, viral, and fungal infections can cause the lymph nodes to enlarge as they work to filter out the invading pathogens. Common infections that may cause reactive lymphadenopathy include streptococcal pharyngitis (strep thro...