Table 2 Level 2, 3, and 4 alterations in patients with CUP.

From: Real-world data analysis of patients with cancer of unknown primary

Alteration level

Alteration

N

Histology

Level 1

NTRK1-LMNA

1

Adenocarcinoma

Level 2

BRAF V600E

1

Carcinoma NOS

BRCA2 E3167D

1

Adenocarcinoma

BRCA2 I1859Kfs*3

1

Squamous cell carcinoma

Total

3

 

Level 3

NRAS G12D

1

Adenocarcinoma

PIK3CA E545K

2

Squamous cell carcinoma

ATM Q754*

1

Carcinoma NOS

ATM K2749I

1

Carcinoma NOS

ERBB2 S310F

1

Adenocarcinoma

Total

6

 

Level 4

BRAF G469A, NF1 R1362*

1

Adenocarcinoma

KRAS G12A

1

Neoplasms NOS

KRAS G12Sa

1

Adenocarcinoma

PTEN Q17*

2

Adenocarcinoma, squamous cell carcinoma

Total

5

 
  1. Reference23.
  2. NOS not otherwise specified.
  3. aAlso has ERBB2-PPP1R1B (level 2 alteration).