Earlier quoted context omitted.
> Family doctors are not likely to be treating a semi-rare condition. Really? I have family members with rare conditions - for example diverticul(it/os)is, which affects 0.74% of the population - and they don't see specialists. The family physician monitors it. And this is with a "Cadillac" insurance plan. I don't think every rare condition automatically gets you in with a specialist.
It likely sounds like a rare condition for you and your family members but that particular example happens to be something regularly discussed in first year medical school courses. See [1] for a discussion of how common this is. Also consider that a family practitioner might easily have 2,000 patients. Thus, she or he will likely have direct experience with diverticulitis. Further (and this is more inside baseball),…
The family member in question has eaten a near total vegetarian diet for most of their life, so fiber intake is not the problem in this case.