than first-time adhesion- that is, it's more likely to happen to people who have had it happen before.
In your mom's case, with severe constipation being the issue, it seems like the adhesion issue would be unlikely to reoccur, and should she require further medication, a stool softener or other laxative
can be used prophylactically to make sure it doesn't happen again. For now, the longer she goes without another adhesion issue, the better the chances that it won't reoccur.