F40 Phobic anxiety disorders
F40.0 Agoraphobia
      .00 Without panic disorder
      .01 With panic disorder
F40.1 Social phobias
F40.2 Specific (isolated) phobias
F40.8 Other phobic anxiety disorders
F40.9 Phobic anxiety disorder, unspecified

F41 Other anxiety disorders
F41.0 Panic disorder (episodic paroxysmal anxiety)
F41.1 Generalized anxiety disorder
F41.2 Mixed anxiety and depressive
F41.3 Other mixed anxiety disorders

F42 Obsessive – compulsive disorder
F42.0 Predominant obsessive thoughts or ruminations
F42.1 Predominant compulsive actions (obsessive rites)
F42.2 Mixed obsessive thoughts and actions
F42.8 Other obsessive – compulsive disorder

F43 Reaction to severe stress and adjustment disorders
F43.0 Acute stress reaction
F43.1 Post/traumatic stress disorder
F43.2 Adjustment disorder
      .20 Brief depressive reaction
      .21 Prolonged depressive reaction
      .22 Mixed anxiety – depressive reaction

F44 Dissociative (conversion) disorder
F44.0 Dissociative amnesia
F44.1 Dissociative fugue
F44.2 Dissociative stupor
F44.5 Dissociative convulsions
F44.6 Dissociative anaesthesia and sensory loss
F44.7 Mixed dissociative (conversion) disorders
F44.8 Other dissociative (conversion) disorders

F45 Somatoform disorders
F45.0 Somatisation disorder
F45.1 Undifferentiated somatoform disorder
F45.2 Hypochondriac disorder
F45.3 Somatoform autonomic dysfunction
      .30 Heart and cardiovascular system
      .31 Upper gastrointestinal tract
      .32 Lower gastrointestinal tract
      .33 Respiratory system
      .34 Urogenital system
F45.4 Persistent painful somatoform disorder
F45.9 Somatoform disorder, unspecified

F48 Other neurotic disorders
F48.0 Neurasthenia
F48.1 Depersonalization – derealization syndrome
F48.8 Other specific neurotic disorders