There are several lymph nodes on my neck. What's wrong?

Lymph is an immune organ in the human body, and lymph nodes are a very important site for immune response. Its function cannot be replaced by any organ or tissue in the human body. However, due to the influence of many factors, swollen lymph nodes are very common. Especially in the neck, if several lymph nodes are clearly seen, it means that the lymph nodes are swollen. So, what is the reason?

Causes of swollen lymph nodes

There are many reasons for swollen lymph nodes. The most common ones can be summarized as benign swelling, malignant swelling, and swelling between benign and malignant. The specific reasons are as follows:

1. Infection

①Acute infections caused by bacteria, viruses, rickettsia, etc., such as acute cellulitis, upper respiratory tract infection, infectious mononucleosis, scrub typhus, etc.

② Chronic infection, including bacteria, fungi, worms, chlamydia, screw-mouth disease, filariasis, venereal disease, lymphadenopathy, syphilis, AIDS, etc.

2. Tumor

Malignant lymphoma, Hodgkin's disease and non-Hodgkin's lymphoma.

3. Leukemia

Acute lymphocytic leukemia, acute non-lymphocytic leukemia, chronic lymphocytic leukemia, chronic myeloid leukemia, plasma cell leukemia, etc.

4. Plasma cell tumors

Multiple myeloma, primary macroglobulinemia.

5. Bad habit histiocytosis

6. Tumor metastasis

Gastric cancer, liver cancer, breast cancer, nasopharyngeal cancer, etc.

7. Reactive hyperplasia

①Necrotizing hyperplastic lymphadenopathy

② Serum sickness and serum sickness-like reactions

③ Allergic subsepsis

④ Systemic lupus erythematosus rheumatism

8. Abnormal cell proliferation and metabolism

① Langerhan's histiocytosis (histiocytosis X): including Letterer-Sive (Hand-Schüller-Christian) disease and eosinophilic granuloma of bone

② Lipid deposition diseases: including sphingomyelinosis, also known as Niemann-Pick disease, glucocerebrosidosis, also known as Gautier disease

③ Sarcoidosis

In short, swollen lymph nodes in the neck is a relatively common disease that can occur in any population and may also become malignant. Therefore, we should pay more attention in our lives. If we find that our lymph nodes are swollen, we must go to the hospital for treatment as soon as possible and not miss the best time for treatment. Also, do not take medication randomly on your own, as this will delay treatment.