Table 1 Distribution of ovarian carcinoma histotypes according to historical 2002 review, current 2014 re-review by pathologist A, and 2014 independent review by pathologist B

From: Ovarian carcinoma diagnosis: the clinical impact of 15 years of change

Pathologist A 2002/WHO, 1999

Pathologist A 2014/WHO, 2014

Pathologist B 2014/WHO, 2014

Serous G1/G2/G3

n=131

46%

HGSC

n=229

80%

HGSC

n=233

81%

EC

n=52

18%

LGSC

n=21

7%

LGSC

n=21

7%

CCC

n=35

12%

EC

n=14

5%

EC

n=10

4%

Undifferentiated

n=31

11%

CCC

n=13

5%

CCC

n=13

5%

MC

n=23

8%

MC

n=9

3%

MC

n=9

3%

TCC

n=14

5%

      
  1. Abbreviations: CCC=clear cell carcinoma; EC=endometrioid carcinoma; HGSC=high-grade serous carcinoma; LGSC=low-grade serous carcinoma; MC=mucinous carcinoma; TCC=transitional cell carcinoma; WHO=World Health Organisation.