Search results
Results from the WOW.Com Content Network
CT scan; MRI scan; ultrasound Lymphadenopathy or adenopathy is a disease of the lymph nodes , in which they are abnormal in size or consistency. Lymphadenopathy of an inflammatory type (the most common type) is lymphadenitis , [ 1 ] producing swollen or enlarged lymph nodes.
CT scan of the chest showing bilateral lymphadenopathy in the mediastinum due to sarcoidosis. Bilateral hilar lymphadenopathy is a bilateral enlargement of the lymph nodes of pulmonary hila. It is a radiographic term for the enlargement of mediastinal lymph nodes and is most commonly identified by a chest x-ray.
Malignancy can coexist within the goiter and a CT scan may give a clue if there are abnormal cervical lymph nodes and/or signs of invasion. Retrosternal extension (Fig. 15) could affect the surgical approach, as a lower extent may require a partial or total sternotomy to facilitate complete resection.
The periaortic lymph nodes (also known as lumbar) are a group of lymph nodes that lie in front of the lumbar vertebrae near the aorta. These lymph nodes receive drainage from the gastrointestinal tract and the abdominal organs. The periaortic lymph nodes are different from the paraaortic lymph nodes. The periaortic group is the general group ...
The mainstay of non-invasive staging is a CT scan of the chest followed by metabolic imaging with a PET scan. The CT scan shows abnormalities such as a lung nodule or enlarged lymph nodes whereas the PET scan reveals increased metabolism such as occurs in structures which contain rapidly growing cancer cells. PET/CT combined the benefits of ...
The characterization of cancerous lymph nodes on CT scan, MRI or ultrasound is difficult, and usually requires confirmation by other nuclear imaging techniques such as PET scans. Tissue diagnosis by fine needle aspiration (which has a high rate of accuracy), may also be required.
When an infection is present, the lymph nodes swell, produce more white blood cells, and attempt to trap the organisms that are causing the infection. The lymph nodes also try to trap cancer cells. [citation needed] Imaging studies include CXR, CT scans of Abdomen,chest, pelvis, neck and PET scans. [citation needed] CBC, ESR, serum ferritin ...
Lymphography is used to visualise the structures of the lymphatic system, including lymph nodes, lymph ducts, lymphatic tissues, lymph capillaries and lymph vessels. It can be used during thoracic duct embolisation. [2] Lymphography is not commonly used in modern medicine since the adoption of CT scan and PET scan technologies. [1]