Epistemis

Obsessions

Specialty: Psychiatry.

  • Recurring intrusive thoughts
  • obsessive ruminations
  • parasitic ideas

Why it occurs

  • Obsessive-compulsive disorder (OCD)
  • Obsessive-compulsive personality disorder (OCPD)
  • Body dysmorphic disorder
  • Schizophrenia (transitional obsessive phenomena)
  • Post-traumatic stress disorder
  • Dementia or frontotemporal lobar degeneration

Initial workup

Yale-Brown Obsessions and Compulsions Scale (Y-BOCS); general cognitive evaluation (MoCA or MMSE) if it appears at advanced ages to rule out dementia prodromes.

red flags

Obsessions with autolytic, infanticidal or aggressive content with a high level of existential anguish, or that completely prevent falling asleep or eating.

Standard management

  • Sertraline — SSRI at high doses, requires progressive titration
  • Clomipramine — tricyclic antidepressant with powerful serotonergic action, very effective in refractory OCD
  • Fluvoxamine — SSRI with excellent profile for obsessive symptoms
  • Aripiprazole or Risperidone at low doses — as enhancers of SSRIs in resistant cases

Educational guidance for study. It is NOT a prescription recommendation. The actual choice depends on the cause, the patient, and current guidelines.

Area
Psychiatry
Listed causes
6
Treatment options
4
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