N39.0 - Urinary tract infection, site not specified

Clinical Definition

Acute stress disorder is a mental health condition that develops within 3 days to 1 month after exposure to a traumatic event. It is characterized by intrusive thoughts, negative mood, dissociative symptoms, avoidance behaviors, and arousal symptoms.

Documentation Requirements

• Specify time frame since traumatic event (must be 3 days - 1 month)

• Document the specific traumatic event/stressor

• Note at least 9 symptoms from these categories:

  • Intrusion symptoms (memories, dreams, flashbacks)

  • Negative mood

  • Dissociative symptoms

  • Avoidance symptoms

  • Arousal symptoms

• Duration of symptoms

• Level of functional impairment

• Rule out other mental disorders

Common Synonyms

• Acute anxiety reaction

• Combat stress reaction

• Crisis reaction

• Psychic shock

• Acute PTSD

Coding Conflicts

Excludes1:

• PTSD (F43.10)

• Adjustment disorders (F43.20)

• Bereavement (Z63.4)

Excludes2:

• Traumatic brain injury (S06.-)

• Acute stress reaction without mental disorder (F43.0)

Scribing.io Automation

The AI scribe monitors clinical conversations for:

• Temporal phrases indicating onset within past month

• Keywords describing traumatic events

• Symptom clusters matching diagnostic criteria

• Functional impact statements

• Rules out similar conditions automatically

• Flags if duration exceeds 1 month (possible PTSD conversion)