Table 2.

 Detailed information on all cases, including tumour type and associated genes with allelic loss for various tissue

Case No	Pathology	Cytology	Path-LOH*	Cyto-LOH†	Normal-LOH‡
1	Pancreatic cancer	Positive	k-ras,RIZ,VHL,PTEN,P53	k-ras,RIZ,VHL,PTEN,P53	No LOH
2	Pancreatic cancer	Positive	k-ras,RIZ,VHL,P16,P53	k-ras,RIZ,P16,P53	No LOH
3	Pancreatic cancer	Positive	RIZ,P16	RIZ,P16	No LOH
4	Pancreatic cancer	Positive	k-ras,VHL,APC,P16,PTEN	k-ras,VHL,APC,P16,PTEN	No LOH
5	Cholangiocarcinoma	Positive	VHL,APC,P16,P53	VHL,APC,P16,P53	No LOH
6	Cholangiocarcinoma	Positive	APC,PTEN	APC,PTEN	No LOH
7	Cholangiocarcinoma	Positive	VHL,PTEN,P53	VHL,PTEN,P53	No LOH
8	Cholangiocarcinoma	Positive	RIZ,APC,PTEN	RIZ,VHL,APC,PTEN	No LOH
9	Pancreatic cancer	Inconclusive	k-ras, VHL,APC,P16,P53	k-ras, VHL,APC,P16,P53	No LOH
10	Pancreatic cancer	Inconclusive	k-ras, VHL,APC	k-ras, VHL,APC	No LOH
11	Cholangiocarcinoma	Inconclusive	RIZ,APC	RIZ,APC	No LOH
12	Cholangiocarcinoma	Inconclusive	APC,P16,PTEN	VHL,APC,P16,PTEN	No LOH
13	Cholangiocarcinoma	Inconclusive	RIZ,VHL,P16,P53	VHL,P53	No LOH
14	Cholangiocarcinoma	Inconclusive	RIZ,APC,P16,PTEN	RIZ,APC,P16,PTEN	No LOH
15	Cholangiocarcinoma	Inconclusive	VHL,P16,P53	P16,P53	No LOH
16	Cholangiocarcinoma	Inconclusive	RIZ,APC,P16,PTEN	APC,P16,PTEN	No LOH
17	Cholangiocarcinoma	Inconclusive	RIZ,PTEN,P53	RIZ,PTEN	No LOH
18	Inflammatory	Inconclusive	No PATH	No LOH	No LOH
19	Inflammatory	Benign	No LOH	No LOH	No LOH
20	Inflammatory	Benign	No LOH	No LOH
21	Inflammatory	Benign		No LOH
22	Inflammatory	Benign		No LOH
23	Inflammatory	Benign		No LOH
24	Inflammatory	Benign		No LOH
25	Inflammatory	Benign		No LOH
26	Inflammatory	Benign		No LOH

*Path-LOH, loss of heterozygosity (LOH) in the surgically resected tumour, following microdissection.

†Cyto-LOH, LOH in cells from the cytology specimen.

‡Normal-LOH, LOH in normal tissue adjacent to the tumour.