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The 55 pages that link to Obsessive–compulsive disorder, each with the reason it gives.

• Selective serotonin reuptake inhibitorRelated: SSRIs are commonly used to reduce obsessive-compulsive symptoms, often at higher doses than for depression.

• AnxietyCompared with: Its repetitive rituals distinguish it from anxiety disorders, despite overlapping fear and distress.

• Specific phobiaCompared with: Avoidance may occur, but the central pattern involves obsessions and compulsions.

• Anxiety disorderCompared with: It was grouped with anxiety disorders in older classifications but has its own category in current manuals.

• PsychosisCompared with: Obsessions are usually experienced as intrusive thoughts, unlike many fixed delusions.

• Deep brain stimulationRelated: DBS is reserved for a small number of severe, treatment-resistant cases.

• Generalized anxiety disorderCompared with: Its intrusive obsessions and repetitive rituals distinguish it from generalized everyday worry.

• Eating disorderCompared with: Ritualized eating can resemble compulsions, though the underlying diagnostic patterns differ.

• Avoidance learningRelated: Compulsions can function as avoidance actions that temporarily reduce distress or feared consequences.

• Negative reinforcementRelated: Compulsions can be strengthened when they temporarily relieve obsession-related distress.

• Serotonin transporterRelated: Serotonin transporter inhibitors are among its established medication treatments.

• AntidepressantRelated: Certain antidepressants, especially SSRIs, are used to reduce obsessive-compulsive symptoms.

• Exposure and response preventionRelated: ERP targets the obsession-compulsion cycle central to this disorder.

• Safety behaviorRelated: Compulsions often serve as safety behaviors that briefly ease obsessional fear.

• DisgustRelated: Contamination fears and washing compulsions can be organized around disgust.

• Transcranial magnetic stimulationRelated: Some TMS protocols are cleared for OCD, with targets and evidence differing from depression treatment.

• FluoxetineRelated: Fluoxetine is an established medication option for OCD.

• Intolerance of uncertaintyRelated: Difficulty accepting uncertainty can contribute to checking, reassurance, and other compulsive responses.

• SertralineRelated: Sertraline is one medication option for treating its symptoms.

• Delusional disorderCompared with: Obsessions are usually experienced differently from delusions, though insight can vary.

• Gambling disorderCompared with: Repetitive behavior occurs in both, but the motives and diagnostic features differ.

• ObsessionsNarrower topic: Obsessions are a core symptom, but their presence alone does not establish this diagnosis.

• TrichotillomaniaCompared with: Despite its diagnostic grouping, hair pulling need not be driven by classic obsessions or rituals.

• Anticipatory anxietyCompared with: Future-oriented fears can occur in OCD, but obsessions and compulsions define the disorder.

• Illness anxiety disorderCompared with: Health-related checking may resemble compulsions, but illness anxiety disorder centers on disease preoccupation.

• Impulse control disorderCompared with: Its repetitive acts commonly reduce anxiety, unlike urges pursued for immediate gratification.

• PerfectionismRelated: Perfectionistic concerns can overlap with symptoms, but perfectionism alone is not OCD.

• Compulsive behaviorBroader topic: Compulsions are a defining feature for many, though not all, people with this disorder.

• Intrusive thoughtBroader topic: Recurrent intrusive thoughts can become obsessions when they are persistent and linked to distress or compulsive responses.

• Tourette syndromeRelated: It frequently co-occurs and can require treatment distinct from tic care.

• Avoidant/restrictive food intake disorderRelated: Food avoidance related to obsessions may require distinguishing OCD from ARFID or recognizing both.

• ClomipramineRelated: Clomipramine is an established medication option for reducing OCD symptoms.

• HaphephobiaCompared with: Fear of contact can accompany contamination obsessions, which differ from a specific touch phobia.

• ParoxetineRelated: Paroxetine is one medication option for this condition.

• Muscle dysmorphiaCompared with: Repetitive behaviors may resemble compulsions, but the core preoccupation concerns perceived appearance defects.

• Obsessive–compulsive personality disorderCompared with: OCD involves unwanted obsessions or rituals; OCPD centers on enduring personality traits.

• Orthorexia nervosaCompared with: Similarities in rigidity do not establish that orthorexia is a form of obsessive-compulsive disorder.

• TriskaidekaphobiaCompared with: Avoiding 13 can occur in obsessive-compulsive disorder, but the behavior alone does not establish that diagnosis.

• EscitalopramRelated: Escitalopram is sometimes prescribed off-label, though approvals vary by country.

• Hoarding disorderCompared with: Hoarding disorder was once classified within this diagnosis but is now separate.

• KleptomaniaCompared with: Both can involve repetitive acts, but kleptomania centers on stealing urges rather than obsessions and rituals.

• PsilocinRelated: Small studies have explored psilocybin, which produces its acute effects through psilocin.

• TrichophagiaRelated: Repetitive hair-related behaviors can overlap clinically, though trichophagia is not itself OCD.

• CoprophagiaRelated: Compulsive feces eating can occur as a symptom, though it is not specific to this disorder.

• Howie MandelRelated: Mandel has spoken publicly about living with OCD and how it affects his daily life.

• MonomaniaCompared with: It is a modern diagnosis for some repetitive thoughts and behaviors once folded into broad historical labels.

• Obsessive thoughtBroader topic: Persistent unwanted thoughts can be obsessions, especially when they trigger distress or repetitive neutralizing behaviors.

• AblutophobiaCompared with: Fear of washing is distinct from compulsive washing driven by contamination obsessions.

• ArithmomaniaNarrower topic: Arithmomania is commonly understood as a counting compulsion within this disorder.

• Clinical vampirismCompared with: Repetitive behavior alone does not establish this diagnosis in a person who drinks blood.