Conversion Disorder - Physiopathology
Research News and Information

Monday, November 23, 2009

Motor inhibition in hysterical conversion paralysis.

16 May 2009 Brain mechanisms underlying hysterical conversion symptoms are still poorly known. Recent hypotheses suggested that activation of motor pathways might be suppressed by inhibitory signals based on particular emotional situations. To assess motor and ... Read more...

Neural correlates of motor conversion disorder.

30 Mar 2009 Conversion Disorder affects voluntary motor and sensory function and involves unexplained neurological symptoms without an organic cause. Many researchers have attempted to explain how these symptoms arise but the neural correlates associated with ... Read more...

Brain dysfunction behind functional symptoms: neuroimaging and somatoform, conversive, and dissociative disorders.

27 Feb 2009 PURPOSE OF REVIEW: Neuroimaging research in psychiatry has been increasing exponentially in recent years, yet many psychiatrists are relatively unfamiliar with this field. This article summarizes the findings of the most relevant research articles ... Read more...

Latest indexed articles for 'Conversion Disorder - Physiopathology'

These are the very latest articles for this heading:

• Motor inhibition in hysterical conversion paralysis. 16 May 2009
• Neural correlates of motor conversion disorder. 30 Mar 2009
• Brain dysfunction behind functional symptoms: neuroimaging and somatoform, conversive, and dissociative disorders. 27 Feb 2009
• Psychogenic tremor: long-term prognosis in patients with electrophysiologically confirmed disease. 13 Jan 2009
• Conversion hemianesthesia: possible mechanism. 30 Dec 2008
• Psychogenic aphonia: spectacular recovery after motor cortex transcranial magnetic stimulation. 30 Dec 2008
• Psychogenic aphonia: spectacular recovery after motor cortex transcranial magnetic stimulation. 30 Dec 2008
• Electrophysiological correlates of motor conversion disorder. 13 Nov 2008
• Size variance of motor evoked potential at initiation of voluntary contraction in palsy of conversion disorder. 30 May 2008
• [Hysteria: an historical entity, a psychiatric condition or a neurological disease?] 5 May 2008
• The neuropsychiatry of conversion disorder. 29 Apr 2008
• [Evoked potentials and regional cerebral blood flow changes in conversion disorder: a case report and review] 30 Dec 2007
• Motor imagery: a window into the mechanisms and alterations of the motor system. 21 Dec 2007
• Impact of psychogenic movement disorders versus Parkinson's on disability, quality of life, and psychopathology. 13 Nov 2007
• FMRI in patients with motor conversion symptoms and controls with simulated weakness. 6 Nov 2007
• Paul Blocq and (psychogenic) astasia abasia. 28 Jul 2007
• Clinical profile and outcome of conversion disorder in children in a tertiary hospital of north India. 22 Apr 2007
• Increased self-monitoring during imagined movements in conversion paralysis. 9 Feb 2007
• [Gait and balance disorders] 13 Jan 2007
• How does our brain constitute defense mechanisms? First-person neuroscience and psychoanalysis. 30 Dec 2006

See a longer list of these articles.

Technical information about 'Conversion Disorder'

Definition: A disorder whose predominant feature is a loss or alteration in physical functioning that suggests a physical disorder but that is actually a direct expression of a psychological conflict or need.

Descriptor UI: D003291

Alternative terms: Conversion Disorder; Conversion Disorders; Hysteria, Conversion; Conversion Hysteria; Conversion Hysterias; Hysterias, Conversion; Conversion Reaction; Conversion Reactions; Reaction, Conversion; Reactions, Conversion; Globus Hystericus; Astasia-Abasia; Astasia Abasia;

Allowable Qualifiers: blood; cerebrospinal fluid; chemically induced; classification; complications; diagnosis; diet therapy; drug therapy; economics; enzymology; ethnology; etiology; genetics; history; immunology; metabolism; microbiology; mortality; nursing; epidemiology; parasitology; pathology; physiopathology; prevention & control; psychology; radiography; radionuclide imaging; rehabilitation; surgery; therapy; urine; ultrasonography; virology;

Tree Number: F03.875.300;

Online Note: use CONVERSION DISORDER to search CONVERSION REACTION & HYSTERIA, CONVERSION 1969-80, GLOBUS HYSTERICUS 1974-80, & ASTASIA-ABASIA 1970-78

History Note: 81; was CONVERSION REACTION 1969-80; GLOBUS HYSTERICUS was see under CONVERSION REACTION 1974-80; ASTASIA-ABASIA was see under CONVERSION REACTION 1970-78; HYSTERIA, CONVERSION was see under CONVERSION REACTION 1969-78

Technical Notes: use Cat F3 qualif; X ref GLOBUS HYSTERICUS: of psychogenic origin but globus sensation of non-psychogenic origin is indexed under DEGLUTITION DISORDERS or specific organ/dis or other disease heading