Table 1.

Anxiety disorders with their hallmark features (Diagnostic and Statistical Manual 5)

Type of Anxiety Disorder	Hallmark Features
Specific phobia	Marked fear or anxiety about a specific object or situation.
Social anxiety disorder (social phobia)	Marked fear or anxiety about social situations in which the individual is exposed to possible scrutiny by others.
Panic disorder	Recurrent unexpected panic attacks (an abrupt surge of intense fear or intense discomfort that reaches a peak within minutes, and during which time the person experiences a variety of symptoms).
Agoraphobia	Marked fear or anxiety about two (or more) of the following situations: using public transportation, being in open spaces, being in enclosed places, standing in line or being in a crowd, being outside of the home alone.
Generalized anxiety disorder	Excessive anxiety and worry (apprehensive expectation), occurring more days than not for at least 6 months, about a number of events or activities.