Symmetry OCD involves obsessive discomfort or anxiety related to things feeling uneven, incomplete, asymmetrical, imperfect, or simply “not right.” For some individuals, there may not be a specific feared catastrophe.

“Pure-O” is a commonly used term for purely obsessional OCD. However, the term can be misleading. People described as having Pure-O often experience compulsions. The difference is that many of those compulsions occur internally and may not be visible to other people.

Relationship OCD, often called ROCD, involves recurring obsessions and compulsions centered around an important relationship. The individual may repeatedly question whether they truly love their partner, whether their partner loves them, whether

Scrupulosity is an OCD presentation involving excessive concerns about religion, morality, ethics, sin, guilt, or being a good person.

Harm OCD involves unwanted, intrusive thoughts, images, sensations, or urges centered on the possibility of causing harm to oneself or another person. These experiences can be extremely distressing.

Contamination OCD is a common presentation of Obsessive-Compulsive Disorder (OCD) involving persistent fears about becoming contaminated, contaminating another person, or experiencing harmful consequences after contact with something perceived as unsafe.