Study guide
Neuroprognostication Ethics, Withdrawal of Life Support & Palliative Care
ABPN Neurocritical Care Study Guide Exam
Track your progress as you read
Finished sections get a check mark.
1 Chapter 1: Neurologic Examination & Coma Assessment in the ICU
Current Examination, Blueprint & Preparation Neurologic Examination in Critically Ill Patients Coma Evaluation & Consciousness Alterations Delirium & Toxic-Metabolic Encephalopathy in the ICU
2 Chapter 2: Cerebral Physiology & Intracranial Dynamics
Cerebral Blood Flow, Metabolism & Autoregulation Intracranial Pressure & Compliance Cerebral Edema & Herniation Syndromes
3 Chapter 3: Intracranial Hypertension & Cerebral Perfusion Management
Tiered ICP Management Protocols Hyperosmolar Therapy & Fluid Management Advanced & Refractory ICP Interventions
4 Chapter 4: Airway, Mechanical Ventilation & Pulmonary ICU Management
Emergency Airway Management & Neuro-Intubation Mechanical Ventilation Strategies in Acute Brain Injury Tracheostomy & Ventilator Weaning in Neurocritical Care Pulmonary Complications in the Neuro-ICU Obstructive Lung Disease, Pulmonary Hypertension & Bronchoscopy
5 Chapter 5: Hemodynamics, Shock & Cardiovascular Management
Hemodynamic Monitoring & Blood Pressure Targets Vasoactive Agents: Inotropes, Vasopressors & Antihypertensives Cardiac Complications of Brain Injury
6 Chapter 6: Neuropharmacology, Analgesia & Sedation
ICU Sedation & Analgesia Neuromuscular Blockade & Monitoring Propofol Infusion Syndrome & Drug Toxicities Antiseizure Drug Pharmacology in the ICU
7 Bleeding, Thrombosis & Hematologic Emergencies
Warfarin & Heparin Reversal Direct Oral Anticoagulant (DOAC) Reversal Antiplatelet Management & Platelet Dysfunction Venous Thromboembolism Prophylaxis & Management Transfusion, Coagulopathy, TMA & Cellular-Therapy Neurotoxicity
8 Chapter 8: Systemic ICU Care, Fluids, Electrolytes & Endocrine
Hyponatremia & Osmoregulation: SIADH vs Cerebral Salt Wasting Diabetes Insipidus, Hypernatremia & Endocrine Crises Critical Care Prophylaxis, Nutrition & Infection Prevention
9 Systemic Trauma & Environmental Injury
Polytrauma, Chest Injury & Abdominal Hemorrhage Burns, Electrical Injury & Hanging
10 Cardiac Emergencies & Mechanical Support
IABP, Ventricular Devices & ECMO Acute Coronary, Valvular, Rhythm & Aortic Emergencies
11 Kidney Injury, Acid–Base & Renal Replacement
Acute Kidney Injury & Renal Drug Clearance Acid–Base Disorders, Electrolytes & Renal Replacement
12 Systemic Infection & Endocrine Emergencies
Sepsis, Endocarditis & Antimicrobial Principles Thyroid, Adrenal & Dysglycemic Emergencies
13 Gastrointestinal & Hepatic Emergencies
Acute Abdomen, GI Bleeding & Abdominal Compartment Syndrome Acute Liver Failure, Cirrhosis & Hepatic Drug Effects
14 Chapter 9: Neuroimaging in the Neuro-ICU
Non-Contrast CT & CT Angiography CT Perfusion & Advanced Perfusion Imaging Magnetic Resonance Imaging in Critical Illness
15 Chapter 10: Electrophysiology & Neuromonitoring
Continuous EEG & ACNS Standardized Critical Care Terminology Invasive Neuromonitoring: ICP & External Ventricular Drains Multimodal Monitoring: PbtO2, Microdialysis & Transcranial Doppler
16 Angiography, Electrodiagnosis & CSF Analysis
Conventional Angiography & Cranial–Spinal Shunts EMG, Nerve Conduction & Acute Muscle Disease CSF Analysis: Infection, Inflammation & Hemorrhage
17 Chapter 11: Bedside Procedures, Ultrasound & Death by Neurologic Criteria
Critical Care Procedural Skills Critical Care Ultrasound & Echocardiography Determination of Death by Neurologic Criteria
18 Chapter 12: Acute Ischemic Stroke & Reperfusion Therapies
Acute Ischemic Stroke Management & Thrombolysis Endovascular Thrombectomy & Large Vessel Occlusion Malignant Hemispheric & Cerebellar Infarction
19 Chapter 13: Spontaneous Intracerebral Hemorrhage & Intraventricular Hemorrhage
Acute Intraparenchymal Hemorrhage Management Intraventricular Hemorrhage & Hydrocephalus Surgical Evacuation & Minimally Invasive Surgery in ICH
20 Chapter 14: Aneurysmal Subarachnoid Hemorrhage & Delayed Cerebral Ischemia
Aneurysmal Subarachnoid Hemorrhage: Acute Resuscitation & Securing Delayed Cerebral Ischemia & Cerebral Vasospasm Non-Aneurysmal Subarachnoid Hemorrhage & Vascular Malformations
21 Venous, Spinal & Traumatic Vascular Disease
Cerebral Venous Thrombosis & Spinal Cord Infarction Traumatic Dissection, Carotid–Cavernous Fistula & Penetrating Injury
22 Chapter 15: Traumatic Brain & Spinal Cord Injury
Severe Traumatic Brain Injury & Contusions Acute Traumatic Spinal Cord Injury & Neurogenic Shock Spine Trauma, Fractures & Cord Syndromes
23 Chapter 16: Status Epilepticus, Seizures & Neuromuscular Emergencies
Status Epilepticus: Convulsive & Non-Convulsive Refractory & Super-Refractory Status Epilepticus Acute Neuromuscular Respiratory Failure
24 Chapter 17: Post-Cardiac Arrest Care, CNS Infections & Encephalitis
Targeted Temperature Management & Post-Cardiac Arrest Care Post-Cardiac Arrest Neuroprognostication Acute CNS Infections, Encephalitis & Inflammatory Emergencies
25 Neuroinflammation & Neurooncology
Fulminant Demyelination & Autoimmune Encephalitis Brain, Spinal & Leptomeningeal Cancer Emergencies
26 Pregnancy, Transplantation & Pediatric Care
Pregnancy, Postpartum & Post-Transplant Neurologic Care Pediatric Neurocritical Care
27 Chapter 18: Neurosurgical & Perioperative Emergencies
Postoperative Neurosurgical Complications Device Complications: EVDs, Shunts & ICP Monitors Cerebral Hyperperfusion Syndrome & Post-Interventional Emergencies
28 Chapter 19: Ethics, Palliative Care & Organ Donation in the Neuro-ICU
Communication, Surrogate Decision-Making & Conflict Resolution Neuroprognostication Ethics, Withdrawal of Life Support & Palliative Care Organ Donation & Management of the Deceased Donor
Neuroprognostication Ethics, Withdrawal of Life Support & Palliative Care
Key Takeaways Explain This Topic AI
DNAR limits attempted resuscitation after arrest; it does not automatically stop antibiotics, nutrition, ventilation, or other indicated treatment.
An advance directive or valid surrogate guides goals according to applicable law and the patient’s values.
Post-arrest prognostic timing cannot be generalized into one mandatory waiting period for every brain injury or a ban on early communication.
Comfort medications are titrated to symptoms and prior exposure; paralysis cannot substitute for analgesia or sedation.
Trial endpoints, confounding, and withdrawal bias affect how prognostic evidence should be interpreted.
Last updated: October 2026
Palliative Care Runs Alongside Neurocritical Treatment
Palliative care addresses symptoms, communication, psychosocial concerns, and treatment choices during serious illness. It can begin while ICP treatment, surgery, infection control, and rehabilitation planning continue. Primary palliative skills belong to the ICU team; specialist consultation helps with difficult symptoms, family conflict, or complex decisions. Consultation does not itself mean that disease-directed treatment has ended.
Start with what is known, what remains uncertain, and what matters to the patient. Ask about prior function, acceptable burdens, communication preferences, and existing directives. Explain potential outcomes concretely: needing help with walking, feeding, personal care, or communication means different things to different people. Do not equate disability with death or assume the clinician's preferences represent the patient's values.
Advance Directives, Surrogates, and DNAR
An advance directive may record treatment preferences or appoint a healthcare agent. Its applicability depends on the document, the circumstances, and relevant law. A patient with decision-making capacity participates directly; inability to speak or move is not itself incapacity. Use communication aids and assess understanding rather than treating physical disability as loss of authority.
If capacity is absent, identify the appropriate surrogate under the valid appointment or local legal framework. Surrogates ordinarily use known patient wishes and substituted judgment, or best interests when wishes are not known. A generic national next-of-kin list is not a substitute for verifying jurisdiction and documentation. Resolve uncertainty with institutional legal or ethics support rather than inventing a universal family hierarchy.
Do not attempt resuscitation (DNAR/DNR) addresses attempted CPR after arrest. It does not automatically imply comfort-only care, no intubation, no surgery, or no treatment of reversible illness. Document the scope of each limitation explicitly. A patient may reasonably decline CPR while accepting intensive treatment, or may set other separate limits. Avoid allowing an early code-status label to silently reduce unrelated indicated care.
Prognostic Uncertainty and Time-Limited Trials
Use disease-specific evidence and appropriate timing. Post-cardiac-arrest formal prognostication generally waits at least 72 hours after ROSC or rewarming and longer for confounders, but there is no universal 72-hour ban on discussing goals after every kind of injury. Existing patient preferences, prior severe illness, and nonneurologic threats require separate assessment. Family meetings can begin early without pretending that an uncertain outcome is already established.
A time-limited trial specifies the treatment being offered, the patient's goals, what changes will be assessed, the observation period, and how decisions will be revisited. It is not a promise that a particular number of ICU days will settle every uncertainty. Reassess if new information changes the diagnosis or expected trajectory. Include the patient's surrogate and relevant clinicians so that the trial is understandable and reviewable.
Requests for treatment believed unable to achieve the patient's goals require careful explanation and the institution's conflict-resolution process. Distinguish physiologic impossibility from a value judgment about quality of life. Ethics consultation, another clinical opinion, or an appropriate transfer process may help under applicable policy. Do not represent one clinician's judgment of futility as universal legal authority to withdraw treatment unilaterally.
Plan Withdrawal and Comfort Care
When withdrawal is agreed and authorized, prepare the environment, family, team, medication plan, and symptom assessments. Determine which treatments are burdensome or no longer serve the goals; individualize discontinuation rather than automatically removing every line or medication. Retain reliable access for comfort treatment. Discuss extubation versus other approaches based on the patient's symptoms and the care plan.
Opioids may treat pain and dyspnea, while sedatives may treat distress or agitation. Select and titrate doses according to prior exposure, frailty, organ function, symptoms, and observed response. A fixed respiratory-rate target is not a sufficient measure of comfort, and prewritten high-dose boluses can be inappropriate for some patients. Proportionate symptom relief is the clinical intent; medication should not be used to intentionally hasten death. Applicable professional, institutional, and legal requirements remain important.
Stop neuromuscular blockade and allow its effect to resolve appropriately before assessing comfort and withdrawing ventilation. Paralysis masks distress and provides no analgesia, amnesia, or sedation. Continue symptom assessment when the patient cannot communicate using the best available behavioral and physiologic information. Do not assume every grimace, gasp, or movement is harmless or proves unconsciousness.
Explain expected changes in breathing, secretions, color, and responsiveness without promising an exact time to death. Repositioning and selected secretion treatments may help; avoid burdensome deep suction when it does not improve comfort. Family reassurance should accompany continued assessment and treatment, not replace them. If donation is being considered, the same comfort obligations apply independently of whether procurement succeeds.
Read Clinical Evidence Critically
Randomization reduces confounding on average; it does not guarantee that every measured subgroup is balanced or that a small post-hoc subgroup proves benefit. An intention-to-treat analysis preserves the randomized comparison. An as-treated association, such as better outcomes after greater clot removal, can reflect selection and cannot simply be relabeled as randomized causal proof.
Distinguish an absolute risk difference from a relative change. A fall from 48.9% to 26.9% is 22 percentage points, approximately a 45% relative reduction; these are different statements. A neutral primary endpoint does not establish equivalence or prove that treatment has no possible benefit. Confidence intervals, endpoint definition, population, follow-up, and adverse effects determine what can reasonably be concluded. Prognostic studies especially require scrutiny for withdrawal-of-treatment bias.
Sources checked October 17, 2026: NCS prognostic guidance and AHA 2022 ICH guidance .
Decision Review
- Decision Clarify explicitly
- DNAR Whether CPR is attempted after arrest
- Time-limited trial Treatments, goals, observation interval, and review criteria
- Comfort care Symptoms and proportionate analgesia/sedation
- Withdrawal or withholding Patient preferences, authority, clinical context, and applicable process