Medically reviewed by Robert Burakoff, MD Mucus in stool is normal, but it's not usually visible to the naked eye. When it is ...

Parasites that most often affect people include cryptosporidium enteritis, entamoeba histolytica, and giardia lamblia. Several medications can cause you to pass loose stool—antibiotics being the ...

It is caused by Giardia lamblia, a water-borne parasite that is worldwide in ... The diagnosis of giardiasis can be confirmed by inspecting a stool sample for the presence of the parasite. Because ...