it can be. everyone’s obsessions and compulsions are different though and generally people have more than one. it’s characterized by obsessions and compulsions. there are also different types of ocd and oftentimes people with ocd have several. my biggest one is contamination ocd, so i’m afraid of germs. not using the bathroom is one symptom, but others for me are excessive handwashing, disinfecting things, avoiding touching things, etc.