The American Fertility Society has developed a classification system to define the extent of disease.

The stages are based upon the extent of involvement of the cavity, (the entire cavity or  a part of it), the type of adhesions, (thick, band like or thin and filmy), and the menstrual pattern, (absent or scanty periods).

Stage I.  Mild Disease.

Involvement of a small part of the cavity with filmy adhesions and a fairly normal menstrual…