“Unique trend” and “contradictory trend” in discrimination of primary synchronous lung cancer and metastatic lung cancer

Table 2 Microsatellite marker of all tumors

	Patient designation		D2S1363	D6S1056	D7S1824	D10S1239	D15S822	D22S689
Primary and metastatic tumors	Patient1	T1	+	+	+	+	+	-
		T2	-	+	+	-	-	-
	Patient2	T1	-	-	-	-	++	-
		T2	-	+	+	+	++	-
	Patient3	T1	+	++	+	++	+	+
		T2	+	++	+	+	+	-
	Patient4	T1	+	+	+	++	+	-
		T2	+	+	+	-	-	-
	Patient5	T1	+	+	+	+	++	++
		T2	+	+	+	+	++	-
	Patient6	T1	++	+	+	++	++	+
		T2	+	-	+	-	-	-
	Patient7	T1	-	-	-	+	-	-
		T2	++	-	+	++	-	-
	Patient8	T1	+	++	+	+	+	-
		T2	+	-	+	+	-	-
	Patient9	T1	+	++	+	++	+	-
		T2	+	++	+	++	-	-
	Patient10	T1	++	++	+	+	-	-
		T2	-	-	+	+	-	-
Synchronous tumors with different histological types	Patient1	T1	+	+	+	-	-	+
		T2	+	+	+	++	-	-
	Patient2	T1	++	++	+	++	++	-
		T2	++	+++	+	+	++	-
	Patient3	T1	++	-	+	-	++	-
		T2	-	+	-	+	++	-
	Patient4	T1	-	-	+	+	-	-
		T2	++	-	+	-	-	-
	Patient5	T1	++	++	+	++	+	+
		T2	++	+	+	++	++	+
Synchronous tumors with same histological types	Patient1	T1	+	++	+	++	+	+
		T2	+	+	+	++	-	-
	Patient2	T1	++	+	+	+	++	+
		T2	+	-	+	+	-	-
	Patient3	T1	++	++	+	++	++	+
		T2	++	++	+	++	++	-
	Patient4	T1	++	-	+	-	-	-
		T2	-	-	+	++	-	-
	Patient5	T1	+	+	+	+	-	-
		T2	+	+	-	+	++	+
	Patient6	T1	+	+++	+	+	-	-
		T2	+	+	+	-	-	-
	Patient7	T1	-	++	+	+	-	-
		T2	-	-	+	+	-	-
	Patient8	T1	+	+	+	+	-	-
		T2	+	-	+	-	-	-

T1 refers to the first neoplasm; T2 refers to the second neoplasm; + indicates number of alleles amplified; - indicates a lack of allele amplification.

ISSN: 1471-2407