Table. 3.
Table 3
Etiologic classification in the 2020 update of the CEAP classification
E class
Description
E
p
Primary
E
s
Secondary
E
si
Secondary – intravenous
E
se
Secondary – extravenous
E
c
Congenital
E
n
No cause identified
Ann Phlebology 2022;20:19~23
https://doi.org/10.37923/phle.2022.20.1.19
© Ann Phlebology
