scholarly journals A study of cervical lymph node metastasis from an unknown primary site diagnosed using core needle biopsy

2019 ◽  
Vol 29 (2) ◽  
pp. 229-234
Author(s):  
Makoto Kurose ◽  
Atsushi Kondoh ◽  
Kenichi Takano ◽  
Tsuyoshi Ohkuni ◽  
Kazufumi Obata ◽  
...  
2017 ◽  
Vol 10 (1) ◽  
pp. 192-198 ◽  
Author(s):  
Kensuke Suzuki ◽  
Masao Yagi ◽  
Akira Kanda ◽  
Yoshiki Kobayashi ◽  
Masaya Konishi ◽  
...  

Background: Mammary analogue secretory carcinoma (MASC) is a pathological entity arising in the salivary glands first described by Skalova et al. [Am J Surg Pathol 2010;34: 599–608]. Here, we report the first case of MASC presenting as a cervical lymph node metastasis of unknown primary site together with a brief review of the literature. Case Report: We present a 74-year-old male with a painless lump in his left neck. Based on the fine-needle aspiration cytological findings, a possible malignant tumor was suspected. No evidence of a primary lesion was observed using imaging modalities including positron emission tomography/computed tomography. The patient underwent an ipsilateral modified radical neck dissection. Immunohistochemical staining showed that the neoplastic cells were positive for S100 protein and GATA3. A rearrangement of the ETV6 gene was noted during fluorescence in situ hybridization, and the final histopathological diagnosis was MASC. Conclusion: We encountered a MASC presenting as a cervical lymph node metastasis of unknown primary site. No adjuvant therapy was administered, and no local recurrence or metastatic disease has been detected during a follow-up period of 9 months. This is the first case report of MASC presenting as a cervical lymph node metastasis of unknown primary site and suggests the new properties of MASC.


Toukeibu Gan ◽  
2008 ◽  
Vol 34 (3) ◽  
pp. 459-463
Author(s):  
Hajime Ishinaga ◽  
Kazuya Otsu ◽  
Masayoshi Kobayashi ◽  
Atsushi Yuta ◽  
Kazuhiko Takeuchi

2020 ◽  
Vol 113 (9) ◽  
pp. 569-573
Author(s):  
Mayu Yamauchi ◽  
Akihiro Sakai ◽  
Hiroaki Iijima ◽  
Daisuke Maki ◽  
Koji Ebisumoto ◽  
...  

2003 ◽  
Vol 96 (4) ◽  
pp. 361-364
Author(s):  
Futoshi Watanabe ◽  
Etsuo Yamamoto ◽  
Yousaku Shiomi ◽  
Makito Tanabe ◽  
Keizo Fujiwara ◽  
...  

2008 ◽  
Vol 111 (12) ◽  
pp. 734-738 ◽  
Author(s):  
Tadashi Yoshii ◽  
Hidenori Inohara ◽  
Shiro Akahani ◽  
Yoshifumi Yamamoto ◽  
Yoichiro Tomiyama ◽  
...  

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