A swollen or enlarged lymph node is most commonly due to an infection. Specific lymph nodes drain a particular region, and hence localized lymphadenopathy is also sit-specific. Some of the causes include tonsilitis, dental caries, flu, sinusitis, skin wounds, etc. In generalized lymphadenopathy, there is lymph node swelling in more than one region in cancer, sexually transmitted diseases, autoimmune disorders, etc. The lymph nodes become tender. Treating the infection resolves lymphadenopathy.
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Query: I have chronic pain with pulmonary sarcoidosis with possible bone involvement. Can you please explain the impressions from my recent FDG PET/CT? Impression: 1. Comparing to the FDG PET/CT done before 8 years, metabolic and anatomic improvement in scattered multiple pulmonary nodules and the medias... Read Full »
Answer: Hi, Thanks for writing in to us. The FDG PET CT findings are compared to a previous scan done before 8 years. 1. In the recent scan, the previous lung nodules have become calcified and there is an improvement in the chest findings when compared to the previous scan. There is also mention of incre... Read Full »