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Table 2 Tumour stage, histological risk factors, key genetics and time to metastasis and survival

From: Genetic landscape of uveal melanoma in Southeast Asia: high 1q gains and unique patterns of metastasis risk

Case No.

pT classification, stage and histology typea

Chr 1

Chr 3

Chr 6

Chr 8

Chr 9

TCGA subgroupb

BAP 1 nuclear staining

Time to metastasis (months)

Survival post metastasis (months)

Total follow-up (months)

Cause of death

UM1

pT1a, I, Spindle

–

–

–

–

–

A/Bc

Present

NA

NA

154

Non-UM related

UM2*

pT4a, IIIA, Epithelioid

ND

Mono-somy 3

ND

Gain 8

ND

C

Loss

48 (kidney)

12

60

UM related

UM3

pT4a, IIIA, Spindle

ND

ND

Gain 6p

ND

Loss 9p

A

Present

NA

NA

6

Non-UM related

UM4

pT2a, IIA, Epithelioid

ND

ND

ND

ND

ND

A

Present

NA

NA

12

Non-UM related

UM5

pT1a, I, Mixed

–

–

–

–

–

A/Bc

Present

NA

NA

6

Non-UM related

UM6

pT4b, IIIb, Mixed

ND

ND

Gain 6p Loss 6q

Gain 8q

Gain 9q

B

Present

NA

NA

192

Alive

UM7*

pT3a, IIB, Spindle

ND

ND

Gain 6p Loss 6p

ND

ND

A

Present

156 (lung)

9

165

UM related

UM8

pT2a, IIA, Spindle

–

–

–

–

–

A/Bc

Present

NA

NA

156

Alive

UM9

pT2a, IIA, Spindle

Gain 1p

Loss 1p

ND

Gain 6p Loss 6p

ND

Gain 9q Loss 9p,9q

A

Present

NA

NA

160

Alive

UM10*

pT4b, IIIB, Spindle

Gain 1q

ND

Gain 6p Loss 6p

Loss 8p

ND

A

Present

34 (liver)

17

51

UM related

UM11

pT3a, IIB, Mixed

ND

ND

ND

ND

Gain 9q

A

Present

NA

NA

144

Alive

UM12

pT4b, IIIB, Mixed

–

–

–

–

–

A/Bc

Present

NA

NA

15

Non-UM related

UM13

pT4e, IIIC, Epithelioid

Loss 1p

CN-LOH 3p

Gain 6p Loss 6q

Gain 8q

ND

C

Hetero-genous loss

NA

NA

91

Non-UM related

UM14

pT4a, IIIA, Epithelioid

ND

ND

ND

ND

ND

A

Present

NA

NA

96

Alive

UM15

PT3a, IIB, Epithelioid, necrotic

ND

ND

ND

ND

ND

A

Present

NA

NA

94

Non-UM related

UM16*

pT4a, IIIA, Spindle

–

–

–

–

–

C/Dc

Loss

1 (liver)

13

14

UM related

UM17

PT3b, IIIA, Mixed

Gain 1q

ND

Gain 6p Loss 6q

Gain 8q, 8p

ND

B

Present

NA

NA

60

Alive

UM18

pT3a, IIB, Spindle

ND

ND

Gain 6p Loss 6p

Gain 8q

ND

B

Present

NA

NA

84

Alive

UM19

pT2b, IIB, Mixed

–

–

–

–

–

A/Bc

Present

NA

NA

83

Alive

UM20

pT2a, IIB Mixed

ND

Mono-somy 3

ND

Gain 8q Loss 8p

ND

C

Loss

NA

NA

72

Alive

  1. * Indicate patients who had metastasis. Bolded text signifies poor prognosis, italicized text signifies favourable prognosis
  2. TCGA = The Cancer Genome Atlas; UM = uveal melanoma; ND = not detected; IHC = immunohistochemistry; NA = not applicable; CN-LOH = copy-neutral loss of heterozygosity
  3. aPathology Tumour Classification and Stage grouping is based on the American Joint Committee on Cancer (AJCC) 8th Edition
  4. bBased on TCGA classification for uveal melanoma
  5. cTCGA classification based on BAP1 immunohistochemistry results