ấu trùng giun đũa ở hạch vùng cổ

Development cycle of the Ascaris lumbricoides are complex, in which larval stages required to move extra intestinal.In smal intestinal, the larvae then penetrate through the intestinal mucosa and enter the lymphatic and circulatory systems, migrating through the liver to the heart and lungs. From the lungs they migrate up the trachea and up into the mouth, then being swallowed, returning to the small intestinal, in which they develop into adult worms. However, the worm larvae in the lymph node is not much reported in the literature. The authors report a case of Ascaris lumbricoides larvae in the regional neck lymph node. A male patient 36 year old presented with neck node. FNA cytology: reactive lymphoid hyperplasia, not excluded malignancy. The patient is surgicaly removed lymph node. On histopathology, the authors found ascaris worm larvae. Conclusions: Ascaris lumbricoides larvae lymphadenitis.