Lymph nodes are swollen, blood routine is normal, and it will hurt. What's the matter?

Nodular enlargement can be caused by viruses or bacteria invading the body. His swelling is the manifestation of the body's defense function, and lymph node swelling may be the external manifestation of some disease. He is a symptom of some disease;

Bacterial infection: Acute inflammation of the mouth and face often causes swelling of mandibular lymph nodes. The swollen lymph nodes are soft in texture and have good mobility, and generally can gradually return to normal with the disappearance of inflammation.

Virus infection: measles, infectious mononucleosis, etc. Can cause lymphadenopathy. Sometimes lymphadenopathy has important diagnostic value, such as rubella, which often causes retrooccipital lymphadenopathy.

Lymph node tuberculosis: cervical lymph node enlargement is the most common, some will rupture, some will not rupture, and it is sometimes difficult to distinguish it from lymphoma in clinic. The diagnosis method is to do lymph node puncture, smear and biopsy in many places to find out the primary focus of tuberculosis.

Metastatic carcinoma of lymph node: This kind of lymph node is hard, without tenderness and activity, especially in patients with gastric cancer and esophageal cancer. Small lymph nodes on the clavicle can be felt. Patients with breast cancer should always touch axillary lymph nodes to determine whether the tumor has metastasized.

Leukemia: The lymphadenopathy of this disease is systemic, but it is most obvious in neck, armpit and groin. In addition to lymphadenopathy, patients also have anemia and persistent fever, and a large number of immature cells will appear in blood and bone marrow.

Lymphoma: cervical lymph node enlargement is more common. Lymphoma is a primary tumor in lymph nodes or lymphoid tissues, and there are also some lesions other than lymph nodes, such as tonsils, nasopharynx, gastrointestinal tract and spleen.

Enlargement of lymph nodes can also lead to connective tissue diseases such as lupus erythematosus. Another example is allergies.

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