Understanding Electroconvulsive Therapy (ECT) and Nursing Responsibilities

When medications and therapy aren’t enough to treat severe mental health conditions, healthcare teams sometimes turn to a treatment that has been misunderstood for decades. Electroconvulsive therapy (ECT) is a medical procedure that uses controlled electrical currents to trigger a brief seizure in the brain while the patient is under general anesthesia. Despite outdated portrayals in media, modern ECT is a safe and effective treatment option, and nurses play a vital role in ensuring patient safety and comfort throughout the entire process.

What is electroconvulsive therapy? 🔗

ECT is a psychiatric procedure where small electrical currents pass through the brain to intentionally cause a brief, controlled seizure. The procedure is performed under intravenous sedation or general anesthesia, making it painless for the patient. The seizure typically lasts less than a minute and causes changes in brain chemistry that can quickly reverse symptoms of certain mental health conditions.

The treatment has evolved significantly since its introduction in the 1930s. Today’s ECT uses much lower doses of electricity and is always performed with anesthesia and muscle relaxants to prevent physical injury. The procedure itself takes only about 5 to 10 minutes, though preparation and recovery time extends the total duration.

When is ECT recommended? 🔗

ECT is primarily used when other treatments haven’t worked or when a patient needs rapid symptom relief. Research shows that ECT produces substantial improvement in approximately 80 percent of patients with severe major depression. The treatment is particularly valuable for several conditions.

Severe major depression 🔗

Treatment-resistant depression is one of the main indications for ECT. When multiple antidepressant medications and psychotherapy sessions fail to provide relief, ECT offers an alternative that works quickly. It’s especially important for patients experiencing suicidal thoughts or those who have stopped eating and drinking due to their depression.

Postpartum psychosis and mood disorders 🔗

ECT can be safely used during pregnancy when medications might pose risks to the developing fetus. It can be performed safely during pregnancy with close monitoring, making it an important option for severe postpartum depression and postpartum psychosis when immediate intervention is necessary.

Catatonic schizophrenia and bipolar disorder 🔗

Patients with catatonia-a condition characterized by lack of movement, unusual postures, or extreme agitation-often respond well to ECT. The treatment is also beneficial for patients with schizophrenia, schizoaffective disorder, and bipolar disorder, particularly during severe manic or depressive episodes that don’t respond to medication.

How ECT affects the brain 🔗

While researchers don’t fully understand ECT’s exact mechanism, doctors believe the seizure activity helps the brain “rewire” itself, which relieves symptoms. During the brief seizure, the brain releases neurotransmitters and builds new synapses, creating new connections between nerve cells. These neuroplastic changes may help reverse the abnormal brain activity associated with severe mental illness.

Pre-treatment nursing responsibilities 🔗

Nurses are integral to ECT success, starting well before the procedure begins. Their role encompasses education, assessment, and physical preparation.

Patient and family education 🔗

Informed consent is essential before ECT begins. Nurses educate patients about the procedure, explain necessary tasks, and respond to concerns and feelings. This includes addressing common fears and myths about ECT, discussing what to expect during and after treatment, and explaining potential side effects like temporary memory loss and confusion.

Family involvement is equally important. Nurses should ensure that family members understand the treatment process, know how to support their loved one during recovery, and are aware of any behavioral changes to monitor at home.

Pre-procedure preparations 🔗

On the day of ECT, nurses complete several critical tasks. Patients must withhold food and fluids for 6 to 8 hours before treatment to prevent aspiration during anesthesia. This NPO status is crucial for patient safety during the procedure.

Physical preparation includes removing all items that could interfere with the procedure or pose safety risks. Dentures, glasses, contact lenses, hearing aids, hairpins, jewelry, and body piercings must be removed to prevent burns from the electrical current. The patient’s hair should be clean and dry to ensure proper electrode contact. Nurses also ensure patients void before treatment to avoid incontinence during the procedure.

Nurses administer premedications such as anticholinergics like atropine to decrease secretions and help prevent bradyarrhythmias. If patients are taking anticonvulsant medications, these are typically discontinued before ECT since the goal is to induce a seizure.

Nursing care during the procedure 🔗

Once the patient is in the treatment room, nurses work as part of a multidisciplinary team that includes a psychiatrist and anesthesiologist. The patient is placed in a comfortable supine position on a padded bed or table.

Monitoring equipment is attached before the procedure begins. This includes ECG electrodes to monitor heart activity, a blood pressure cuff, pulse oximetry sensors to measure oxygen levels, and EEG electrodes to track brain wave activity during the seizure.

Nurses continuously monitor the patient’s vital signs, EEG, and EKG throughout the procedure. They assist with administering the anesthetic agent and muscle relaxant through the IV line. Once the patient is unconscious, oxygen is delivered through a mask to maintain adequate oxygenation.

The nurse observes for seizure activity, which typically includes a brief tonic phase lasting 10-15 seconds followed by a clonic phase of 25-30 seconds. Even though muscle relaxants minimize visible movement, nurses watch for subtle signs like rhythmic movements in the hands or feet.

Post-ECT nursing care and monitoring 🔗

Recovery care begins immediately after the procedure ends. Nurses monitor vital signs and observe patients in the recovery area until they are stable and no adverse effects are observed. The patient is placed in a side-lying position to maintain airway patency and prevent aspiration of any secretions.

Vital sign monitoring 🔗

Continuous assessment is essential during the recovery period. Nurses check blood pressure, heart rate, respiratory rate, oxygen saturation, and level of consciousness every 15 to 30 minutes until the patient is fully awake and stable. During ECT, heart rate and blood pressure increase for a limited time, so careful monitoring ensures any cardiovascular changes are identified quickly.

Managing common side effects 🔗

Most patients experience some temporary side effects after ECT. Common side effects include headache, jaw pain, muscle aches, and nausea. Nurses can administer prescribed medications to relieve these symptoms, often giving them preventively before the treatment begins.

Confusion and disorientation are expected immediately after ECT. Patients may not know where they are or why they’re there. Nurses provide reassurance, reorient patients to their surroundings, and remain with them until confusion clears. This typically improves within a few hours, though older adults may experience confusion for longer periods.

Memory problems after ECT are usually worse right after treatment and improve over time. Nurses should explain to patients and families that difficulty remembering recent events is normal and typically resolves within a few weeks.

Fall prevention and safety 🔗

Due to the residual effects of anesthesia and potential confusion, patients are at increased risk for falls after ECT. Nurses must ensure the bed rails are up, the call light is within reach, and patients understand they need assistance before getting up. Outpatients must have a responsible adult present to drive them home, as they should not operate vehicles or make important decisions for at least 24 hours after treatment.

Treatment course and follow-up 🔗

ECT treatments are typically given 2 to 3 times weekly for 3 to 4 weeks, totaling 6 to 12 treatments. Most patients begin noticing symptom improvement after about six sessions. Nurses document the patient’s response to each treatment, noting any changes in mood, behavior, or mental status.

After completing an initial course of ECT, patients usually need ongoing maintenance treatment to prevent symptom recurrence. This might include less frequent ECT sessions, antidepressant medications, psychotherapy, or a combination of these approaches. Nurses play a key role in educating patients about the importance of continuing treatment even after they feel better.

What do you think? How can nurses better address patient fears and misconceptions about ECT? What strategies might help families understand the important role they play in supporting their loved one through ECT treatment and recovery?

References

1. https://www.mayoclinic.org/tests-procedures/electroconvulsive-therapy/about/pac-20393894
2. https://www.ncbi.nlm.nih.gov/books/NBK538266/
3. https://my.clevelandclinic.org/health/treatments/9302-ect-electroconvulsive-therapy
4. https://www.psychiatry.org/patients-families/ect
5. https://medlineplus.gov/ency/article/007474.htm
6. https://currentnursing.com/pn/nursing_care_ECT.html
7. https://nurseslabs.com/electroconvulsive-therapy-nursing-care/
8. https://leveluprn.com/blogs/psychiatric-mental-health/15-therapies-ect-vns
9. https://www.apna.org/electroconvulsive-therapy-ect-treatment-considerations/