TAILIEUCHUNG - báo cáo khoa học: "Hyperplasia of lymphoid structures in the hypopharynx: a case report"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Hyperplasia of lymphoid structures in the hypopharynx: a case report | Baba et al. Journal of Medical Case Reports 2010 4 388 http content 4 1 388 jAg JOURNALOF medical ÌỤr case REPORTS CASE REPORT Open Access Hyperplasia of lymphoid structures in the hypopharynx a case report Yuh Baba1 2 3 Yasumasa Kato2 Kaoru Ogawa3 Abstract Introduction Ectopic tonsillar tissue simulating a benign tumor of the hypopharynx is described in this report. Case presentation We report the case of a 79-year-old Japanese woman with globus sensation. Because clinical observation revealed benign features tumor tissue was laryngoscopically resected. From the pathological features for example existence of germinal center lymphoid tissue and crypt involving lymphoepithelial symbiosis we diagnosed that the lesion was a hyperplasia of ectopic tonsillar tissue. Conclusions Although ectopic tonsillar tissue of the hypopharynx is relatively rare it should be kept in mind during differential diagnosis. Introduction As many kinds of benign tumors malignant tumors and tumor-like lesions may occur in the hypopharynx YB et al. unpublished data it may be difficult to establish a clinical diagnosis. Here we report a hypertrophied lymphoid case of the hypopharynx which was histologically diagnosed as the hyperplasia of ectopic tonsillar tissue. The tissue was removed surgically under general anesthesia. After the surgery there was no obvious symptom of recurrence during at least the following year. Case presentation An otherwise healthy 79-year-old Japanese woman visited our department on 22nd July 2008. She had a medical history of chronic pharyngolaryngitis. The patient first visited her general practitioner because she had been aware of a foreign body sensation in her throat since December 2007. However her condition did not improve although she was treated by her general practitioner. She therefore visited our hospital in July 2008 to ask for a second opinion. When the first medical examination was performed by us using laryngopharyngeal .

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