title: Arachnoid cyst masquerades as late onset obsessive-compulsive disorder.
abstract: Literature evidence suggests that onset of obsessive-compulsive disorder (OCD) at a later age is usually associated with brain lesions. However, none of previous reports suggest an association between arachnoid cyst and OCD. In this report, we present a case of OCD, starting at the age of 40 years, in which the obsessive symptoms were characteristically associated with fluctuating insight. Investigation revealed an arachnoid cyst, in the area of left fronto-parietal region, with broad base towards the falx.
authors.affiliation: Department of Psychiatry Postgraduate Institute of Medical Education & Research, Chandigarh 160012, India.
authors.forename: Aditya
authors.initials: A
authors.lastname: Hegde
authors.affiliation: Department of Psychiatry Postgraduate Institute of Medical Education & Research, Chandigarh 160012, India.
authors.forename: Abhishek
authors.initials: A
authors.lastname: Ghosh
authors.affiliation: Department of Psychiatry Postgraduate Institute of Medical Education & Research, Chandigarh 160012, India. Electronic address: drsandeepg2002@yahoo.com.
authors.forename: Sandeep
authors.initials: S
authors.lastname: Grover
authors.affiliation: Department of Radiodiagnosis and imaging Postgraduate Institute of Medical Education & Research, Chandigarh 160012, India.
authors.forename: Ajay
authors.initials: A
authors.lastname: Kumar
authors.affiliation: Department of Neurosurgery Postgraduate Institute of Medical Education & Research, Chandigarh 160012, India.
authors.forename: Rajesh
authors.initials: R
authors.lastname: Chabbra
mesh_terms: D000328:Adult; D016080:Arachnoid Cysts / Q000175:diagnosis*; D001921:Brain / Q000473:pathology*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D009771:Obsessive-Compulsive Disorder / Q000175:diagnosis*
keywords: Arachnoid cyst; Obsessive–Compulsive disorder; Organic