|
I
|
Thin or filmly adhesion
|
|
Easily ruptured by hysteroscope sheath alone
|
|
Cornual areas normal
|
|
II
|
Singular firm adhesions
|
|
Connecting separate parts of the uterine cavity
|
|
Visualization of both tubal ostia possible
|
|
Cannot be ruptured by hysteroscope sheath alone
|
|
IIa
|
Occluding adhesions only in the region of the internal cervical os
|
|
Upper uterine cavity normal
|
|
III
|
Multiple firm adhesions
|
|
Connecting separate parts of the uterine cavity
|
|
Unilateral obliteration of ostial areas of the tubes
|
|
IIIa
|
Extension scarring of the uterine cavity wall with amenorrhoea or hypomenorrhoea
|
|
IIIb
|
Combination of III and IIIa
|
|
IV
|
Extensive firm adhesion with agglutination of uterine walls
|
|
At least both tubal ostial areas occluded
|
