View source for OCT3/4

'''OCT3/4''' is a common [[immunostain]] used in the work-up of [[germ cell tumours]].

==Positive==
*[[Seminoma]].
*[[Embryonal carcinoma]].
*[[Germ cell neoplasia in situ]].
*[[Renal medullary carcinoma]].<ref name=pmid22301499>{{cite journal |authors=Rao P, Tannir NM, Tamboli P |title=Expression of OCT3/4 in renal medullary carcinoma represents a potential diagnostic pitfall |journal=Am J Surg Pathol |volume=36 |issue=4 |pages=583–8 |date=April 2012 |pmid=22301499 |doi=10.1097/PAS.0b013e3182417d78 |url=}}</ref>
*[[Prostatic adenocarcinoma]].
*[[Mucoepidermoid carcinoma]].
*[[Non-small cell lung carcinoma]].
*[[Germ_cell_tumours#Germinoma|Germinoma]].

<gallery>
File:Neuropathology_case_VIII_05.jpg|Oct3/4 in a germinoma
</gallery>

==Negative==
*[[Choriocarcinoma]].
*[[Yolk sac tumour]].
*[[Spermatocytic tumour]].

==See also==
*[[SALL4]].

==References==
{{Reflist|1}}

[[Category:Immunohistochemistry]]