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Table 1 Additional high-penetrance P/LP variants identified via eGT in genes not associated with the patient’s cancer type

From: Diagnostic yield and clinical relevance of expanded genetic testing for cancer patients

Pt #

Gender

Cancer Dx at the time of testing

Age range at Dx

Additional high-penetrance gene identified

Meets the GT criteria for the additional gene?

Other genes identified in eGT

Other Hx of cancer

OncoKB classification

Future cancer risk management implications

1

F

Colorectal

60s

BRCA2

Y

 

Breast

3B

Surveillance and prophylactic surgery

2

F

Colorectal

70s

BRCA2

Y

 

Breast, lung, sarcoma, skin

3B

Surveillance and prophylactic surgery

3

M

Prostate

50s

FLCN

Y

CHEK2

 

NA

Surveillance

4

F

Colorectal

80s

ETV6

N

 

Breast, kidney, chronic lymphocytic leukemia

3B

Surveillance

5

F

Breast

60s

MSH6

N

 

Breast

NA

Surveillance

6

F

Colorectal

60s

BRCA1

Y

 

Breast

3B

Surveillance and prophylactic surgery

7

M

Colorectal

50s

BRCA2

Y

FANCC

 

3B

Surveillance

8

F

Breast

60s

FH

N

  

NA

Surveillance

9

F

Breast

40s

CDKN2A

N

 

Melanoma

NA

Surveillance

10

F

Breast

30s

CDKN2A

N

  

NA

Surveillance

11

F

Breast

50s

MSH6

N

  

NA

Surveillance

12

M

Prostate

50s

VHL

N

  

NA

Surveillance

13

F

Breast

40s

FH

N

CHEK2

 

NA

Surveillance

14

M

Prostate

60s

SDHB

N

  

NA

Surveillance

15

F

Colorectal

50s

BRCA2

Y

 

Vulva

3B

Surveillance and prophylactic surgery

16

F

Breast

30s

MLH1

Y

 

Uterus

1*

Surveillance

17

F

Breast

40s

PMS2

N

  

NA

Surveillance

18

F

Colorectal

50s

CDH1

N

  

NA

Surveillance and prophylactic surgery

19

F

Pancreas

60s

FLCN

N

  

NA

Surveillance

20

M

Colorectal

70s

FLCN

N

CHEK2

Prostate

NA

Surveillance

21

M

Prostate

50s

TP53

N

 

Stomach

NA

Surveillance

22

M

Colorectal

40s

BRCA2

N

APC p.Ile1307Lys

 

3B

Surveillance

23

F

Colorectal

50s

BRCA2

N

  

3B

Surveillance and prophylactic surgery

24

F

Breast

30s

MSH6

N

  

NA

Surveillance

25

M

Pancreas

60s

STK11

Y

  

NA

Surveillance

26

F

Breast

60s

FLCN

N

  

NA

Surveillance

27

M

Prostate

50s

FH

N

  

NA

Surveillance

28

F

Pancreas

50s

TSC1

Y

  

3B

Surveillance

29

M

Colorectal

50s

BRCA2

Y

 

Bladder

3B

Surveillance

30

F

Ovarian

40s

TP53

N

 

Breast

NA

Surveillance and prophylactic surgery

31

F

Colorectal

40s

BRCA2

N

MUTYH, FH p.Lys477dup

 

3B

Surveillance and prophylactic surgery

32

F

Breast

40s

PMS2

N

  

NA

Surveillance

33

M

Colorectal

30s

BRCA2

N

  

3B

Surveillance

34

F

Colorectal

40s

BRCA2

Y

MUTYH

 

3B

Surveillance and prophylactic surgery

35

F

Breast

30s

SDHAF2

N

  

NA

Surveillance

36

F

Colorectal

70s

BRCA2

Y

  

3B

Surveillance and prophylactic surgery

37

F

Pancreas

50s

FH

N

BRCA2

 

NA

Surveillance

38

M

Colorectal

70s

BRCA1

N

 

Eye

3B

Surveillance

39

F

Colorectal

50s

TP53

N

  

NA

Surveillance and prophylactic surgery

40

F

Breast

50s

BAP1

N

  

NA

Surveillance

41

F

Colorectal

20s

FH

N

  

NA

Surveillance

42

F

Breast

40s

DICER1

N

  

NA

Surveillance

43

F

Colorectal

50s

BRCA1

Y

  

3B

Surveillance and prophylactic surgery

44

M

Colorectal

40s

PALB2

N

  

3B

 

45

F

Breast

30s

PMS2

N

  

NA

Surveillance

46

M

Colorectal

40s

BRCA1

N

  

3B

Surveillance

47

F

Colorectal

50s

BRCA1

N

  

3B

Surveillance and prophylactic surgery

48

M

Prostate

60s

SDHC

N

  

NA

Surveillance

49

M

Colorectal

30s

FLCN

N

  

NA

Surveillance

50

M

Colorectal

50s

BRCA2

N

  

3B

Surveillance

51

F

Breast

40s

RET

N

BRCA1

Skin

3B

Surveillance

52

M

Colorectal

20s

BRCA1

N

CHEK2, ERCC3

 

3B

Surveillance

53

F

Breast

50s

MSH6

N

 

Uterus

NA

Surveillance

54

F

Colorectal

30s

BRCA2

Y

MITF

Breast

3B

Surveillance and prophylactic surgery

55

M

Colorectal

60s

BRCA2

Y

  

3B

Surveillance

56

M

Colorectal

30s

BRCA1

Y

MLH1

 

3B

Surveillance

57

M

Colorectal

60s

BAP1

N

PMS2

 

NA

Surveillance

58

F

Breast

40s

DICER1

N

  

NA

Surveillance

59

M

Colorectal

40s

PALB2

N

  

3B

 

60

M

Breast

50s

CDKN2A

N

  

NA

Surveillance

61

F

Ovarian

50s

BAP1

N

  

NA

Surveillance

62

M

Prostate

50s

DICER1

N

  

NA

Surveillance

63

F

Colorectal

60s

FH

N

  

NA

Surveillance

64

M

Colorectal

40s

NF1

Y

  

3B

Surveillance

65

F

Colorectal

40s

PTCH1

N

  

NA

 

66

M

Colorectal

60s

RET

N

  

3B

Surveillance

67

M

Colorectal

50s

RET

N

  

3B

Surveillance

68

F

Colorectal

30s

RB1

Y

APC p.Ile1307Lys

Retinoblastoma

NA

Surveillance

69

M

Colorectal

30s

NF1 (mosaic)

N

  

3B

Surveillance

PALB2

N

  

3B

 
  1. Pt patient, Dx diagnosis, Hx history, F female, M male, Y yes, N no