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GABAergic Neurotransmission in Panic Disorder: Psychophysical and neurochemical Predictors of Therapy Outcome

GABAergic Neurotransmission in Panic Disorder: Psychophysical and neurochemical Predictors of Therapy Outcome

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00000615
Enrollment
20
Registered
2011-01-13
Start date
2011-02-01
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

F41.0 F40.01

Interventions

Group 1: Cognitive Behavior Therapy (CBT)
6 Weeks/12 sessions

Sponsors

Klinik für Psychiatrie und Psychotherapie, UK SH, Campus Lübeck
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Age: 18-60 years Right handedness Panic disorder (with or without agoraphobia) according to DSM-IV as primary diagnosis PAS: 19 or greater

Exclusion criteria

Exclusion criteria: General exclusion criteria for MRI (www.mrsafety.com) Substance dependence or abuse Psychotic disorders Neurological disorders or history of brain trauma Severe chronic somatic disorders 24h before measurement: Alcohol, Nicotine, Sleep deprivation, Drugs and psychoactive substances, particularly tranquilizer, sleep medication (except of SSRI in a stable dose since 6 weeks) Control subjects: History of psychiatric disorders according to SCID screening

Design outcomes

Primary

MeasureTime frame
Clinical: Change of panic symptoms according to Panic and Agroraphobia Scale (PAS: total score) after 6 weeks/12 sessions of Behavior Therapy MR-Spectroscopy: Change of cortical GABA concentration (IU) after 6 weeks/12 sessions of Behavior Therapy Psychophysics: Change of visual surround suppression effect ('point of subjective equivalence' in %) after 6 weeks/12 sessions of Behavior Therapy

Secondary

MeasureTime frame
Clinical: Symptom change according to Hamilton Anxiety Scale (HAM-A; total score) and Hamilton Depression Scale (HAM-D; total score) after 6 weeks/12 sessions of Behavior Therapy

Countries

Germany

Contacts

Public ContactBartosz Zurowski

Klinik für Psychiatrie und Psychotherapie, UK SH, Campus Lübeck

bartosz.zurowski@psychiatrie.uk-sh.de0451-500-5478

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026