Celiac lymph nodes

Celiac Lymph Nodes

The celiac lymph nodes, also known as the celiac ganglia or the celiac plexus, are a group of lymph nodes located in the abdomen. They play a crucial role in the immune system and are an important part of the lymphatic system.

Anatomy

The celiac lymph nodes are situated in the upper abdomen, around the celiac trunk. They are typically found near the aorta, just below the diaphragm. These lymph nodes receive lymphatic drainage from various organs in the abdominal region, including the stomach, liver, spleen, pancreas, and intestines.

Function

The primary function of the celiac lymph nodes is to filter and trap foreign substances, such as bacteria, viruses, and cancer cells, that may be present in the lymphatic fluid. They contain immune cells, such as lymphocytes and macrophages, which help in the identification and elimination of these harmful agents.

Additionally, the celiac lymph nodes serve as communication hubs for the lymphatic system. They receive lymphatic fluid from the abdominal organs and facilitate the transport of this fluid to other lymph nodes in the body. This allows for the proper functioning of the immune system and helps in maintaining overall health.

Clinical Significance

The celiac lymph nodes can be affected by various medical conditions, including infections, inflammation, and cancer. In cases of infection or inflammation, the lymph nodes may become enlarged and tender. This is often a sign that the immune system is actively fighting off an infection or responding to an inflammatory process.

In certain types of cancer, such as stomach or pancreatic cancer, the celiac lymph nodes may be involved in the spread of cancer cells. This is known as lymphatic metastasis and can have significant implications for the staging and treatment of the disease.

See Also

• Lymphatic System
• Lymph Nodes
• Celiac Trunk