Primarily obsessional obsessive–compulsive disorder

Lesser-known form of OCD involving mostly mental compulsions that are difficult to observe

Primarily obsessional obsessive–compulsive disorder, also known as purely obsessional obsessive–compulsive disorder, is a lesser-known form or manifestation of OCD. It is not a diagnosis in the DSM-5. For people with primarily obsessional OCD, there are fewer observable compulsions, compared to those commonly seen with the typical form of OCD. While ritualizing and neutralizing behaviors do take place, they are mostly cognitive in nature, involving mental avoidance and excessive rumination. Primarily obsessional OCD takes the form of intrusive thoughts often of a distressing, sexual, or violent nature.

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