scholarly journals A Case Report of Squamous Cell Carcinoma of Unknown Primary That Metastasized to an Inguinal Lymph Node

Author(s):  
Atsuko SUGIMOTO ◽  
Kanae NAKAMURA ◽  
Kousuke KUWAHARA ◽  
Noriko MATSUMOTO ◽  
Kotoho OKI ◽  
...  
2021 ◽  
Vol 32 (3) ◽  
pp. 411-414
Author(s):  
L Pina ◽  
D Sinagra ◽  
ME Paradedao ◽  
MA Juárez ◽  
F Muñoz Pozo

Resumen El carcinoma escamoso de piel y mucosas presenta un riesgo potencial de metástasis ganglionares, con la posibilidad de que este suceso preceda la presentación clínica del tumor primario. El objetivo del presente trabajo es describir un caso de linfadenectomía inguinal por metástasis de carcinoma escamoso de origen primario desconocido y realizar una revisión bibliográfica de los casos presentados en la literatura médica. Se describió el caso de un hombre de 84 años con una tumoración inguinal correspondiente a una neoplasia escamosa, se le realizó una evaluación multidisciplinaria con dermatología, urología y coloproctología, sin encontrar el tumor primario. Se efectuó un vaciamiento inguinal con radioterapia postoperatoria. En la base de datos de Medline informaron solo 49 casos en los últimos 10 años. Las metástasis inguinales de carcinomas escamosos representan un grupo heterogéneo de neoplasias que pueden originarse a partir de la región anogenital o de territorios cutáneos de la zona perineal, miembros inferiores o parte baja del tronco. El manejo diagnóstico y terapéutico de estas lesiones continúa siendo un desafío al que se debe enfrentar con todas las herramientas disponibles y de forma multidisciplinaria.


2018 ◽  
Vol 11 (1) ◽  
pp. 75-80 ◽  
Author(s):  
Reiko Kimura-Tsuchiya ◽  
Eisaku Sasaki ◽  
Izumi Nakamura ◽  
Satoshi Suzuki ◽  
Satoshi Kawana ◽  
...  

Lenvatinib is an oral tyrosine kinase inhibitor of vascular endothelial growth factor receptors 1, 2, and 3, fibroblast growth factor receptors 1 through 4, as well as platelet-derived growth factor receptor α, RET, and KIT. At present, lenvatinib is used in the treatment of thyroid cancer and renal cell carcinoma. We herein report a case of a 67-year-old patient with squamous cell carcinoma of unknown primary who was effectively treated with lenvatinib. The patient was initially diagnosed as having undifferentiated thyroid cancer, and after total thyroidectomy and bilateral lymph node dissection, lenvatinib was administered for the treatment of residual lymph node metastasis. A computed tomography scan after 1 month of lenvatinib administration showed marked regression of the lymph nodes, but interstitial pneumonia was also detected. Because the drug lymphocyte stimulation test for lenvatinib was strongly positive, we concluded that the interstitial pneumonia was induced by lenvatinib. The interstitial pneumonia only improved by the withdrawal of lenvatinib. Finally, his thyroid tumor was diagnosed as a metastasis of squamous cell carcinoma; however, we were unable to identify the primary lesion. This is the first reported case of interstitial pneumonia induced by lenvatinib.


2015 ◽  
Vol 47 (4) ◽  
pp. 954-957 ◽  
Author(s):  
Hyun Jin Oh ◽  
Eun Hye Park ◽  
Yeong Bok Lee ◽  
Jooyeun Hu ◽  
Guk Jin Lee ◽  
...  

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