PTSD: Understanding Post-Traumatic Stress Disorder

You know the event is over. Rationally, you understand that. But your body hasn't gotten the message. You're still scanning exits when you walk into a room. You're still jolting awake at 3 a.m. with your heart pounding. You're still avoiding the street, the song, the smell, the conversation that takes you back to the thing you've been trying to forget. Post-traumatic stress disorder isn't about being stuck in the past. It's about the past refusing to stay in the past.

PTSD affects approximately 6% of the U.S. population at some point in their lives, according to the National Center for PTSD. Among combat veterans, the rate is 11-20%. Among sexual assault survivors, roughly 50% develop PTSD. It doesn't discriminate by strength, willpower, or character. It's a neurological response to experiences that overwhelmed your brain's capacity to process them normally.

Key Facts

• Prevalence: About 6% of the U.S. population will have PTSD at some point; 3.6% of adults in any given year
• Typical onset: Symptoms usually develop within 3 months of the traumatic event, though delayed onset is possible
• Commonly confused with: Acute stress disorder (resolves within a month), adjustment disorder, complex PTSD, generalized anxiety
• When to see a provider: If symptoms persist beyond one month after a traumatic event and interfere with daily functioning

Symptoms of PTSD

PTSD symptoms cluster into four categories. You don't need every symptom from every cluster, but at least one from each is required for diagnosis. Symptoms must persist for more than one month and cause significant distress or functional impairment.

1. Intrusion symptoms (the past breaking through):

• Intrusive, unwanted memories of the traumatic event
• Nightmares related to the trauma
• Flashbacks: feeling or acting as though the traumatic event is happening again. These can range from brief sensory intrusions to fully dissociative episodes
• Intense psychological distress at reminders (triggers)
• Physiological reactions to reminders: heart racing, sweating, nausea, muscle tension

2. Avoidance (trying to keep it away):

• Avoiding thoughts, feelings, or conversations about the trauma
• Avoiding people, places, activities, or situations that remind you of the event
• This can look like canceling plans, driving different routes, leaving rooms, changing jobs, or restructuring your entire life around avoiding reminders

3. Negative changes in thoughts and mood (the world looks different now):

• Inability to remember important aspects of the trauma (dissociative amnesia)
• Persistent negative beliefs about yourself ("I'm broken," "It was my fault," "The world isn't safe")
• Distorted blame of self or others for the trauma
• Persistent negative emotions: fear, horror, anger, guilt, shame
• Loss of interest in activities you used to care about
• Feeling detached or estranged from other people
• Inability to experience positive emotions (emotional numbness)

4. Arousal and reactivity changes (your nervous system is stuck on high alert):

• Irritability and angry outbursts
• Reckless or self-destructive behavior
• Hypervigilance (constantly scanning for threats)
• Exaggerated startle response
• Difficulty concentrating
• Sleep disturbance (difficulty falling or staying asleep)

Not everyone with PTSD has flashbacks. Not everyone avoids obvious reminders. Some people function well at work and fall apart at home. Some drink to manage symptoms and don't connect the two. The presentation varies widely, which is why a thorough evaluation matters.

These symptoms may indicate PTSD, but only a qualified provider can diagnose you. We want to be clear: reading about symptoms is not the same as receiving a clinical assessment.

What Causes PTSD

PTSD develops after exposure to actual or threatened death, serious injury, or sexual violence. The exposure can be direct (it happened to you), witnessed (you saw it happen to someone else), learned about (it happened to a close family member or friend), or repeated exposure to details of trauma (common in first responders, healthcare workers, and military personnel).

Events commonly associated with PTSD:

• Combat exposure
• Sexual assault or abuse
• Physical assault or domestic violence
• Serious accidents (car crashes, industrial incidents)
• Natural disasters
• Childhood abuse or neglect
• Medical trauma (ICU stays, life-threatening diagnoses, traumatic births)
• Witnessing death or violence

Why some people develop PTSD and others don't:

Most people who experience trauma do NOT develop PTSD. Roughly 60-80% of Americans experience at least one traumatic event, but only about 6% develop PTSD. Risk factors include:

• Prior trauma exposure, especially in childhood
• Pre-existing mental health conditions
• Lack of social support after the event
• Severity and duration of the trauma
• Peritraumatic dissociation (feeling disconnected during the event)
• Female sex (women develop PTSD at roughly twice the rate of men)
• Genetic vulnerability in stress-response systems

Developing PTSD is not a sign of weakness. It reflects how your brain processed a specific event given your specific neurobiology and circumstances. Some brains process trauma efficiently. Others get stuck. Both outcomes are biological, not moral.

How PTSD Is Diagnosed

Diagnosis is clinical, based on the DSM-5-TR criteria and a comprehensive evaluation. There's no blood test or brain scan that diagnoses PTSD.

A thorough evaluation includes:

• Detailed trauma history, conducted at a pace that feels safe. No one should be forced to describe traumatic events in detail before they're ready. A good evaluation balances clinical thoroughness with trauma-informed pacing.
• Symptom assessment using structured instruments like the PCL-5 (PTSD Checklist for DSM-5) or the CAPS-5 (Clinician-Administered PTSD Scale)
• Timeline mapping: when did the trauma occur, when did symptoms begin, what has changed over time
• Screening for co-occurring conditions: depression (in about 50% of PTSD cases), anxiety disorders, substance use disorders, and traumatic brain injury
• Functional assessment: how symptoms affect work, relationships, sleep, safety, and daily activities
• Suicide risk assessment, as PTSD significantly increases suicide risk

Important distinctions:

• Acute stress disorder involves similar symptoms but resolves within one month. If symptoms persist beyond one month, PTSD may be diagnosed.
• Complex PTSD (not yet a formal DSM-5 diagnosis, but recognized in the ICD-11) involves chronic, prolonged trauma, often in childhood, and includes additional symptoms like emotional dysregulation, negative self-concept, and interpersonal difficulties.
• Adjustment disorder involves stress-related symptoms that don't meet the full PTSD criteria.

Treatment Options for PTSD

PTSD is treatable, and several evidence-based treatments have strong research support. The choice depends on your symptoms, preferences, and what you've tried before.

Trauma-focused psychotherapy (first-line treatment):

• Cognitive Processing Therapy (CPT): Typically 12 sessions. Helps you examine and modify unhelpful beliefs related to the trauma ("it was my fault," "the world is completely unsafe"). Strong evidence base, including for military-related PTSD.
• Prolonged Exposure (PE): Gradually and safely revisits trauma memories and avoided situations to reduce their power. Usually 8-15 sessions. Well-studied in veterans and civilian populations.
• EMDR (Eye Movement Desensitization and Reprocessing): Uses bilateral stimulation while processing traumatic memories. Endorsed by the WHO and the VA. Effective in fewer sessions than traditional talk therapy for many patients.

Medication:

• SSRIs are the first-line medications for PTSD. Sertraline and paroxetine are the only two FDA-approved for PTSD indication, though others are used effectively.
• SNRIs are used when SSRIs aren't sufficient.
• Prazosin is sometimes prescribed for PTSD-related nightmares, though evidence is mixed.
• Medication alone is generally less effective than trauma-focused therapy for PTSD, but it can reduce symptom severity enough to make therapy tolerable.

Emerging and adjunctive treatments:

• Ketamine therapy has shown promise for PTSD in early clinical research. A 2021 study in JAMA Psychiatry (Feder et al.) found repeated ketamine infusions produced improvement in PTSD symptoms. Ketamine is used off-label for PTSD and is not a first-line treatment.
• Stellate ganglion block (SGB) is being studied for PTSD, primarily in military populations.
• MDMA-assisted therapy has shown positive results in phase 3 trials but is not yet FDA-approved.

What helps alongside formal treatment:

• Physical exercise (reduces hyperarousal and improves sleep)
• Structured daily routines
• Social connection with safe people
• Limiting alcohol and caffeine
• Mindfulness practices (though these should be introduced carefully, as some mindfulness exercises can trigger intrusive memories)

When to See a Provider

If a traumatic event happened more than a month ago and you're still experiencing intrusive memories, avoidance behaviors, mood changes, or hyperarousal that interfere with your life, an evaluation is appropriate.

You don't need to be "bad enough" to seek help. You don't need to have a combat history or a dramatic event. Medical trauma, emotional abuse, witnessing violence, and other experiences can all lead to PTSD.

Seek immediate help if:

• You're having thoughts of suicide or self-harm
• You're using substances to manage symptoms and it's escalating
• You're unable to function at work or take care of yourself or dependents
• You're in an unsafe situation

How Ascend Treats PTSD

Ascend Mind and Body offers coordinated PTSD treatment through our psychiatry practice and talk therapy team.

Anna Stouffer, PMHNP-BC handles psychiatric evaluation and medication management for PTSD. On the therapy side, Skyler Anderson, RMHCI

For patients with PTSD that hasn't responded to standard treatment, we offer ketamine therapy as an adjunctive option, administered under medical supervision. Ketamine for PTSD is used off-label, and we evaluate each patient individually to determine appropriateness.

Our approach is trauma-informed at every level. That means we move at your pace. We don't push you to relive anything before you're ready. We explain what to expect at every step. And we coordinate your psychiatric care and therapy so they're working toward the same goals.

our providers are in-network with Aetna, Cigna, UnitedHealthcare, Medicare, Medicaid, TRICARE, AARP, and ChampVA. TRICARE and ChampVA coverage is especially relevant for veterans seeking PTSD treatment. Telehealth is available statewide in Florida. Visit our new patients page to get started.

This article is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider for diagnosis and treatment.

This article is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider for diagnosis and treatment.