At present, the incidence of tonsillar lymphoma has increased obviously and tonsillar lymphoma is belong to exterior lymphoma and is quite rare. In most condition, it is diagnosed as inflammation or tonsillar carcinoma because of inadequate understanding to delay treatment; Tonsil lymphoma is the most common malignant tumor tonsils after tonsil carcinoma. The main age of disease is main middleaged and elderly people and clinical manifestations are sore throat, pharyngeal foreign body and painless neck bag piece. Diffuse large B cell lymphoma is usually seen. Computed Tomography is the most common examination method that used and has important significance for tonsillar lymphoma discovery and diagnosis. Firstly, it can find enlargement of the tonsils, mass, the scope of the lymph node and blood supply situation.

By many tonsil lymphoma case, CT scan can show tonsil lymphoma lesions, the shape of the scope, the boundary, density and blood supply situation clearly. In addition, it can reflect cervical lymph node metastases and tonsil lymphoma unilateral incidence is usually seen and it can show mass along the mucosa to swallow cavity; The lesions range is limited in oropharyngeal wall and improve gradually.

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