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2. Esophageal cancer - Wikipedia

   en.wikipedia.org/wiki/Esophageal_cancer

   Esophageal cancer; Other names: Oesophageal cancer: Endoscopic image of an esophageal adenocarcinoma: Specialty: Gastroenterology General surgery oncology: Symptoms: Difficulty swallowing, weight loss, hoarse voice, enlarged lymph nodes around the collarbone, vomiting blood, [1] blood in the stool

3. Supraclavicular lymph nodes - Wikipedia

   en.wikipedia.org/wiki/Supraclavicular_lymph_nodes

   Differential diagnosis of an enlarged Virchow's node includes lymphoma, various intra-abdominal malignancies, breast cancer, and infection (e.g. of the arm). Similarly, an enlarged right supraclavicular lymph node tends to drain thoracic malignancies such as lung and esophageal cancer, as well as Hodgkin's lymphoma.

4. TNM staging system - Wikipedia

   en.wikipedia.org/wiki/TNM_staging_system

   N0: no regional lymph nodes metastasis; N1: regional lymph node metastasis present; at some sites, tumor spread to closest or small number of regional lymph nodes; N2: tumor spread to an extent between N1 and N3 (N2 is not used at all sites) N3: tumor spread to more distant or numerous regional lymph nodes (N3 is not used at all sites)

5. List of lymph nodes of the human body - Wikipedia

   en.wikipedia.org/wiki/List_of_lymph_nodes_of_the...

   Mediastinal lymph nodes: They consist of several lymph node groups, especially along the trachea (5 groups), along the esophagus and between the lung and the diaphragm. In the mediastinal lymph nodes arises lymphatic ducts, which drains the lymph to the left subclavian vein (to the venous angle in the confluence of the subclavian and deep ...

6. Lymphovascular invasion - Wikipedia

   en.wikipedia.org/wiki/Lymphovascular_invasion

   The predictive value and prevalence of lymphovascular invasion is strongly dependent on the type of cancer. In other words, LVI in one type of cancer may be much less important than LVI in another type of cancer. Generally speaking, it is associated with lymph node metastases [2] [3] which themselves are predictive of a poorer prognosis. [4]

7. Squamous-cell carcinoma - Wikipedia

   en.wikipedia.org/wiki/Squamous-cell_carcinoma

   Esophageal cancer may be due to either esophageal squamous-cell carcinoma (ESCC) or adenocarcinoma (EAC). SCCs tend to occur closer to the mouth, while adenocarcinomas occur closer to the stomach. Dysphagia (difficulty swallowing, solids worse than liquids) and painful swallowing are common initial symptoms.