Week 3 MH ECT Flashcards

(55 cards)

1
Q

What is the primary purpose of Electroconvulsive Therapy (ECT)?

A

To induce a controlled seizure that helps ‘reset’ brain chemistry in clients with treatment-resistant mental illness.

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2
Q

What are common indications for ECT?

A

Severe Major Depressive Disorder, Bipolar Disorder (manic or depressive episodes), catatonic schizophrenia, postpartum psychosis, and some neuro disorders.

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3
Q

What must the nurse verify before ECT?

A

Informed consent is signed, patient is NPO 6–8 hours, dentures/jewelry/contacts removed, and voiding is completed.

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4
Q

Why are anticonvulsants and benzodiazepines held before ECT?

A

Because they interfere with seizure induction required for therapeutic effect.

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5
Q

What medications are given prior to ECT and why?

A

Atropine (reduces secretions), methohexital or propofol (anesthetic), and succinylcholine (muscle relaxant).

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6
Q

What is the purpose of placing a BP cuff on one limb during ECT?

A

To monitor for seizure activity in that isolated limb (isolated limb technique).

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7
Q

What are expected side effects immediately following ECT?

A

Confusion, disorientation, memory loss, headache, muscle soreness, and nausea.

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8
Q

What is the nurse’s priority post-ECT?

A

Place patient in a side-lying position, reorient frequently, and monitor VS q15 min.

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9
Q

Why is it important to check the gag reflex after ECT before giving PO fluids?

A

To ensure the airway is protected and prevent aspiration.

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10
Q

Does ECT cure depression?

A

No, but it helps stabilize symptoms so other treatments like therapy or meds can be effective.

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11
Q

What is the primary purpose of ECT?

A

To induce a controlled seizure that ‘resets’ brain chemistry, often used for severe or treatment-resistant psychiatric disorders.

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12
Q

Which three neurotransmitters are increased during ECT?

A

Serotonin, dopamine, and norepinephrine.

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13
Q

What are two major psychiatric conditions commonly treated with ECT?

A

Major Depressive Disorder (MDD) and Bipolar Disorder.

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14
Q

What must be done pre-procedure regarding medications?

A

Hold anticonvulsants and benzodiazepines as they can interfere with seizure induction.

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15
Q

Why is atropine given before ECT?

A

To reduce secretions and prevent vagal-induced bradycardia.

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16
Q

What medication is used to prevent full-body convulsions during ECT?

A

Succinylcholine (a muscle relaxant).

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17
Q

What is the nurse’s priority immediately post-ECT?

A

Place the patient in a side-lying position to prevent aspiration.

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18
Q

Which vital reflex must be checked before giving oral intake post-ECT?

A

The gag reflex.

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19
Q

What are common temporary side effects of ECT?

A

Confusion, disorientation, headache, memory loss, nausea.

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20
Q

What is the nurse’s role during the ECT procedure?

A

Assist providers, monitor airway, vital signs, oxygenation, and observe seizure activity.

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21
Q

What is a relative contraindication for ECT that requires special monitoring?

A

Increased intracranial pressure (e.g., brain tumor, recent stroke).

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22
Q

How long does the induced seizure typically last during ECT?

A

15–60 seconds.

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23
Q

Why is reorientation important after ECT?

A

Patients may be disoriented and anxious due to temporary memory loss.

24
Q

How often should vital signs be monitored post-ECT?

A

Every 15 minutes until stable.

25
Can ECT be continued alongside antidepressants or antipsychotics?
Yes, unless they interfere with seizure activity.
26
Why is ECT sometimes preferred in postpartum depression?
It provides a fast response, which is critical for mother-infant safety.
27
What is the 'isolated limb technique' in ECT?
A BP cuff is inflated on one limb before muscle relaxants are given to monitor seizure activity.
28
Is ECT painful for the patient?
No, the patient is under general anesthesia and feels nothing.
29
What misconception about ECT is incorrect?
'ECT causes brain damage' – Modern ECT is safe and does not cause brain damage.
30
What is the biggest risk immediately post-ECT?
Airway obstruction due to decreased alertness and absent gag reflex.
31
Why are anticonvulsants and benzodiazepines held before ECT?
Because they raise the seizure threshold, reducing ECT effectiveness. These meds interfere with inducing the therapeutic seizure.
32
What is the role of succinylcholine in ECT?
Succinylcholine is a muscle relaxant given to prevent full body convulsions during the seizure, reducing risk of injury. The seizure still occurs in the brain.
33
What is the most common side effect of ECT?
Temporary confusion and disorientation. It typically resolves within a few hours after the procedure.
34
What is the nurse’s priority immediately post-ECT?
Airway protection: place the patient in side-lying position and check for the return of gag reflex before giving food or fluids.
35
How does ECT improve symptoms of depression?
It triggers a massive neurochemical release of serotonin, dopamine, and norepinephrine, which are typically deficient in major depressive disorder.
36
When is ECT considered for use in postpartum depression?
When rapid symptom control is needed to protect the safety of both mother and infant.
37
What equipment setup is necessary during intra-ECT phase?
Monitoring leads, 100% oxygen, BP cuff on one limb for seizure observation, and safety straps to prevent falls.
38
What is the nurse’s responsibility regarding informed consent for ECT?
The nurse verifies that informed consent is signed and in place, but obtaining it is the provider’s responsibility.
39
Why is 100% oxygen administered before and after ECT?
To prevent hypoxia, as the patient temporarily stops breathing (apnea) during anesthesia and muscle relaxation.
40
What symptom might indicate a serious cardiac complication during ECT?
Bradycardia or arrhythmias—especially in patients with pre-existing cardiac conditions. Continuous monitoring is essential.
41
What is the purpose of giving atropine before ECT?
Atropine reduces secretions and prevents vagal stimulation-induced bradycardia during the seizure.
42
Why are anticonvulsants and benzodiazepines held before ECT?
They can interfere with the induction of a seizure, reducing ECT effectiveness.
43
Why is the side-lying position recommended post-ECT?
It helps prevent aspiration and maintains airway patency while the patient is disoriented.
44
What is the 'isolated limb technique' used during ECT?
A BP cuff is inflated on one limb before succinylcholine is given to observe seizure activity in that limb.
45
What nursing action is most important before offering PO fluids post-ECT?
Check the patient’s gag reflex to prevent aspiration.
46
What does succinylcholine do during ECT?
It acts as a muscle relaxant to prevent injury from convulsions during the seizure.
47
Which patients benefit most from ECT?
Those with severe depression, psychosis, suicidal ideation, or catatonia unresponsive to medications.
48
What is a common and expected cognitive side effect of ECT?
Short-term memory loss, usually temporary and improving over time.
49
What is the nurse’s role in the intra-procedure phase of ECT?
Provide oxygen, assist with equipment, monitor VS and seizure duration, and ensure patient safety.
50
What symptoms require close monitoring immediately after ECT?
Confusion, disorientation, headache, nausea, and muscle soreness.
51
Why is frequent reorientation necessary post-ECT?
To reduce anxiety and support cognitive recovery in patients who are temporarily confused.
52
What is the usual duration of a seizure induced during ECT?
15 to 60 seconds.
53
What type of anesthesia is used for ECT?
Short-acting anesthetics like methohexital or propofol to induce brief unconsciousness.
54
Which medications may still be continued during ECT therapy?
Antidepressants, mood stabilizers, and antipsychotics (unless contraindicated).
55
What should be removed before ECT begins?
Dentures, jewelry, contact lenses, and glasses to prevent injury or aspiration.