Gastrointestinal Metastasis from a Primary Adenocarcinoma of the Lung Presenting with Acute Abdominal Pain / 대한소화기학회지
The Korean Journal of Gastroenterology
; : 382-385, 2012.
Article
em Ko
| WPRIM
| ID: wpr-33538
Biblioteca responsável:
WPRO
ABSTRACT
Symptomatic gastro-intestinal metastasis in lung cancer is extremely rare and only a few case reports have been published. Here, we report a case with lung adenocarcinoma that presented with acute abdominal pain, nausea and vomiting due to duodenum, jejunum, and colon obstruction by the gastro-intestinal metastasis. The patient underwent colonoscopy and the pathologic report was adenocarcinoma. When there are similar histologic findings in both colon and pulmonary lesion, the question is whether both lesions are primary cancer or the colon lesions are metastases from lung cancer. Microscopic examination of a conventional pathologic section was not sufficient to make this determination. Immunohistochemistry was positive for thyroid transcription factor-1 (TTF-1) and cytokeratin 7 (CK7), and negative for cytokeratin 20 (CK20) and caudal-related homeobox transcription factor-2 (CDX-2) on colon mucosa specimen. Accordingly, we used immunohistochemical marker for differential diagnosis of primary adenocarcinoma of the lung with gastro-intestinal metastasis.
Palavras-chave
Texto completo:
1
Índice:
WPRIM
Assunto principal:
Fatores de Transcrição
/
Imuno-Histoquímica
/
Proteínas Nucleares
/
Adenocarcinoma
/
Tomografia Computadorizada por Raios X
/
Dor Abdominal
/
Colonoscopia
/
Proteínas de Homeodomínio
/
Diagnóstico Diferencial
/
Queratina-20
Tipo de estudo:
Diagnostic_studies
Limite:
Humans
/
Male
Idioma:
Ko
Revista:
The Korean Journal of Gastroenterology
Ano de publicação:
2012
Tipo de documento:
Article