Are fungi found in the stool actually present in the intestine.

Most studies naturally assume that when fungi like Candida spp and Malassezia are found in stool of patients with crohn’s disease, that they have colonized the gut where they elicit a chronic immune response.
But there’s reason to assume this is not the case. There’s reason to assume these are simple transient fungal passengers that simply evoke a transient immune response…
Are fungi found in the stool actually present in the intestine.