Small intestine metastasis from lung adenocarcinoma: A case report and review of literature

Table 1 Immunohistochemical tests (first small intestine resection specimen)

	Immunomarkers
	CK7	TTF-1	Napsin A	CK20	CDX2
Results	(+)	(Partially +)	(+)	(-)	(-)

TTF-1: Thyroid transcription factor-1; CK: Cytokeratin.

Table 2 Immunohistochemical tests (second small intestine resection specimen)

	Immunomarkers
	TTF-1	Napsin-A	CK7	CK20	CDX2	CK-pan	Vimentin
Results	(+)	(Partially +)	(+)	(Partially +)	(-)	(+)	(Partially +)

TTF-1: Thyroid transcription factor-1; CK: Cytokeratin.