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Table 1 Mutational profiling of 446 melanomas

From: Clinical mutational profiling and categorization of BRAF mutations in melanomas using next generation sequencing

Melanoma

Negative

BRAF

HRAS

KRAS

NRAS

KIT

PIK3CA

Uveal (n = 2)

2 (100%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

Mucosal (n = 20)

12 (60%)

1 (5.0%)

0 (0%)

1 (5.0%)

4 (20%)

3 (15%)

1 (5.0%)

Cutaneous (n = 286)a

72 (25%)

132 (46%)

9 (3.1%)

7 (2.4%)

64 (22%)

14 (4.9%)

6 (2.1%)

Others (n = 138)b

32 (23%)

56 (41%)

0 (0%)

4 (2.9%)

42 (30%)

5 (3.6%)

5 (3.6%)

Total (n = 446)a

118 (26%)

189 (42%)

9 (2.0%)

12 (2.7%)

110 (25%)

22 (4.9%)

12 (2.7%)

  1. a11 specimens with no mutation detected and an estimated tumor cellularity of less than 10% were excluded
  2. bMetastatic melanomas of unknown origin or without information of the primary site