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Table 1 Clinical and pathological features of the acral melanoma patients (61 cases)

From: CCND1 copy number increase and cyclin D1 expression in acral melanoma: a comparative study of fluorescence in situ hybridization and immunohistochemistry in a Chinese cohort

Feature

Number of patients (%)

Gender

 Male

32 (52.5%)

 Female

29 (47.5%)

Age at surgery (years)

 Median age

62

 Range

(22–87)

Site

 Foot

39 (63.9%)

 Hand

17 (27.9%)

 Nail

5 (8.2%)

Histological subtype

 Acral-lentigous melanoma

43 (70.5%)

 Nodular melanoma

18 (29.5%)

Breslow thickness

  ≤ 1 mm

11 (18.0%)

  > 1.0 mm–2.0 mm

17 (27.9%)

  > 2.0 mm–4.0 mm

16 (26.2%)

  > 4.0 mm

17 (27.9%)

 Mean tumor thickness (mm)

4.3

 Median tumor thickness (mm)

2.5

Ulceration

 Yes

27 (44.3%)

 No

34 (55.7%)

Clark’s level

 I

7 (11.5%)

 II

3 (4.9%)

 III

5 (8.2%)

 IV

37 (60.7%)

 V

9 (14.8%)