Table 4.

Dysfunction of brain regions of anxiety

	PD	GAD	OCD	PTSD	SP	SAD
Amygdale	+	+	±	+	±	+
Hippocampus/para hippocampus	+		+	+	+	+
Cingulate cortex	+	+	+	+	+	+
Thalamus			+	+	+
Insula	+			+		+
Striatum			+
Frontal cortex	+	+	+	+	+	+
Orbitofrontal cortex	+	+	+	+
Temporal cortex	+	+			+	+
Occipital cortex				+	+
Parietal cortex					+

Abbreviations: PD, panic disorder; GAD, general anxiety disorder; OCD, obsessive-compulsive disorder; PTSD, posttraumatic stress disorder; SP, specific phobia; SAD, social anxiety disorder.