Table 2.

Results of immunohistochemical analysis and mutation status of key genes to guide the diagnosis of primary mucinous ovarian cancer.

ID	Immunohistochemical markers					Mutation status
	ER	PR	DNA MMR	PTEN	ARID1A	TP53	KRAS	PIK3CA	ARID1A	POLE EDM
MOC01	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC04	Negative	Negative	Retained	Retained	Retained	MUT	WT	WT	WT	WT
MOC05	Negative	Negative	Retained	Retained	Retained	MUT	WT	WT	WT	WT
MOC09	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC10	Positive	Positive	Retained	Equivocal	Retained	WT	MUT	WT	MUT	WT
MOC17	Positive	Positive	Retained	Loss	Retained	WT	WT	MUT	WT	WT
MOC19	Negative	Positive	Retained	Retained	Loss	WT	MUT	MUT	MUT	WT
MOC21	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC25	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC30	Negative	Negative	Retained	Retained	Retained	WT	MUT	WT	WT	WT
MOC31	Positive	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC32	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC37	Positive	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC38	Positive	Negative	PMS2/MLH1 loss	Retained	Loss	MUT	WT	MUT	MUT	WT
MOC46	Negative	Negative	Retained	Retained	Retained	WT	MUT	WT	WT	WT
MOC48	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC51	Negative	Negative	Retained	Retained	Retained	WT	MUT	WT	WT	WT
MOC52	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC59	Negative	Negative	Retained	Retained	Retained	MUT	WT	WT	WT	WT
MOC60	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC62	Negative	Negative	Retained	Retained	Loss	WT	WT	MUT	MUT	MUT
MOC67	Negative	Negative	Retained	Retained	Retained	MUT	WT	WT	WT	WT
MOC72	Positive	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT
MOC73	Negative	Negative	Retained	Retained	Retained	MUT	MUT	WT	WT	WT

EDM, exonuclease domain; ER, estrogen receptor; MMR, mismatch repair; MUT, mutant; PR, progesterone receptor; WT, wild-type.