1.1 ABIM Critical Care Medicine Exam: Format, Blueprint & Study Strategy

ABIM Critical Care Medicine Study Guide Exam

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1 Chapter 1: Exam Orientation: Format, Blueprint & Study Strategy

1.1 ABIM Critical Care Medicine Exam: Format, Blueprint & Study Strategy

2 Chapter 2: Acute Respiratory Failure & ARDS

2.1 ARDS Definition, Pathophysiology & Phenotypes 2.2 Lung-Protective Mechanical Ventilation 2.3 Refractory ARDS: Prone Positioning, Neuromuscular Blockade & VV-ECMO

3 Chapter 3: Obstructive Airways, Pulmonary Vascular & Pleural Emergencies

3.1 Severe Asthma & COPD Exacerbations in the ICU 3.2 Massive & Submassive Pulmonary Embolism 3.3 Pulmonary Hypertension & Right Ventricular Failure in the ICU 3.4 Massive Hemoptysis, Complex Pleural Effusions & Thoracic Drainage

4 Chapter 4: Airway, Parenchymal & Nonthrombotic Pulmonary Emergencies

4.1 Airway Management, Upper-Airway Obstruction & Artificial-Airway Complications 4.2 Diffuse Alveolar Hemorrhage, Interstitial Lung Disease, Pulmonary Vasculitis & Noncardiogenic Edema 4.3 Severe Community-Acquired & Viral Pneumonia 4.4 Nonthrombotic Embolism (Air, Fat, Amniotic Fluid, Tumor, Septic) & Acute Chest Syndrome

5 Chapter 5: Mechanical Ventilation Modes, Dyssynchrony & Liberation

5.1 Mechanical Ventilator Modes & Advanced Breath Delivery 5.2 Patient-Ventilator Dyssynchrony & Waveform Analysis 5.3 Ventilator Liberation, Spontaneous Breathing Trials & Post-Extubation Support

6 Chapter 6: Shock Syndromes & Hemodynamic Principles

6.1 Shock Classification, Cellular Pathophysiology & Biomarkers 6.2 Hemodynamic Monitoring: Arterial Lines, CVP & Pulmonary Artery Catheter 6.3 Dynamic Assessment of Fluid Responsiveness & Resuscitation Targets

7 Chapter 7: Vasoactive Therapies & Mechanical Circulatory Support

7.1 Vasopressors & Inotropes: Pharmacology & Clinical Titration 7.2 Temporary Mechanical Circulatory Support: IABP, Impella & TandemHeart 7.3 Venoarterial ECMO (VA-ECMO) & Differential Hypoxemia 7.4 Post-Cardiac Arrest Care, Targeted Temperature Management & Neuroprognostication

8 Chapter 8: Acute Kidney Injury & Renal Replacement Therapy

8.1 KDIGO AKI Classification, Etiologies & Diagnostic Evaluation 8.2 Continuous Renal Replacement Therapy (CRRT) vs Intermittent Hemodialysis 8.3 Indications & Timing for RRT in Critical Illness: AKIKI & STARRT-AKI

9 Chapter 9: Electrolyte, Acid-Base & Endocrine Emergencies

9.1 Severe Dysnatremias: Hyponatremia, Hypernatremia & Osmotic Demyelination 9.2 Potassium, Calcium, Magnesium & Phosphate Disorders 9.3 Complex & Mixed Acid-Base Disorders: Boston vs Copenhagen vs Stewart 9.4 Endocrine Crises: DKA, HHS, Thyroid Storm, Myxedema Coma & Adrenal Crisis

10 Chapter 10: Glycemic Control, Hyperammonemia, Pituitary & Adrenal Disorders

10.1 ICU Glycemic Control & Severe Hypoglycemia 10.2 Non-Hepatic Hyperammonemia & Metabolic Encephalopathy 10.3 Pituitary Emergencies, Adrenal Excess & Critical Illness-Related Corticosteroid Insufficiency

11 Chapter 11: Acute Coronary Syndromes & Cardiac Arrhythmias

11.1 Acute Coronary Syndromes & Mechanical Complications of Myocardial Infarction 11.2 Critical Tachyarrhythmias: Atrial Fibrillation with RVR, VT & VF 11.3 Critical Bradyarrhythmias, Conduction Blocks & Temporary Cardiac Pacing

12 Chapter 12: Acute Heart Failure, Valvular & Pericardial Emergencies

12.1 Acute Decompensated Heart Failure & Cardiogenic Pulmonary Edema 12.2 Acute Valvular Regurgitation & Prosthetic Valve Emergencies 12.3 Pericardial Tamponade & Acute Aortic Syndromes

13 Chapter 13: Myocardial Disease, Hypertensive & Cardiac Device Emergencies

13.1 Fulminant Myocarditis, Stress & Peripartum Cardiomyopathy, and Hypertrophic Cardiomyopathy 13.2 Hypertensive Emergencies & Ruptured Abdominal Aortic Aneurysm 13.3 Implanted Cardiac Devices, LVAD Emergencies & Electrical Storm

14 Chapter 14: Sepsis & Systemic Infectious Diseases

14.1 Sepsis-3 Definitions & Surviving Sepsis Campaign 2026 Guidelines 14.2 Refractory Septic Shock & Adjunctive Therapies 14.3 Multidrug-Resistant Pathogens & Antimicrobial Stewardship in the ICU

15 Chapter 15: ICU-Acquired & Severe Focal Infections

15.1 Hospital-Acquired & Ventilator-Associated Pneumonia 15.2 Central Line-Associated Bloodstream Infections & Catheter-Associated UTIs 15.3 Intra-Abdominal Sepsis, Necrotizing Soft Tissue Infections & CNS Infections

16 Chapter 16: Focal, Special-Host & Systemic Infections

16.1 CNS Infections Beyond Bacterial Meningitis: Encephalitis, Brain Abscess & Epidural Abscess 16.2 Infections in the Immunocompromised Host, Tropical & Bioterror Infections 16.3 Infective Endocarditis, Device Infections & Other Focal Cardiovascular Infections 16.4 Antimicrobial Pharmacokinetics, Allergy, Toxicity & Infection Prevention 16.5 Gastrointestinal & Hepatobiliary Infections: Fulminant C. difficile, Typhlitis, CMV Colitis & Abscesses

17 Chapter 17: Neurocritical Care & Coma

17.1 Coma, Altered Mental Status & Acute Delirium in the ICU 17.2 Status Epilepticus & Non-Convulsive Status Epilepticus 17.3 Acute Ischemic Stroke & Intracranial Hemorrhage

18 Chapter 18: Cerebrovascular Syndromes, Encephalopathy & Withdrawal States

18.1 Cerebral Venous Sinus Thrombosis, PRES & Reversible Cerebral Vasoconstriction Syndrome 18.2 Alcohol & Sedative Withdrawal, Wernicke Encephalopathy & Drug-Induced Encephalopathy

19 Chapter 19: Intracranial Hypertension & Neuromuscular Weakness

19.1 Intracranial Pressure Monitoring, Cerebral Perfusion & Tiered ICP Management 19.2 Acute Neuromuscular Respiratory Failure, ICU-Acquired Weakness & Brain Death Determination

20 Chapter 20: Traumatic Brain Injury, Spinal Cord Injury & Toxin-Mediated Paralysis

20.1 Traumatic Brain Injury Management & Paroxysmal Sympathetic Hyperactivity 20.2 Acute Spinal Cord Injury, Neurogenic Shock & Autonomic Dysreflexia 20.3 Toxin-Mediated Paralysis & Neuromuscular Crises: Botulism, Tetanus, Tick Paralysis & Myasthenic Crisis

21 Chapter 21: Gastrointestinal, Hepatic & Abdominal Emergencies

21.1 Acute Upper & Lower Gastrointestinal Bleeding in the ICU 21.2 Acute Liver Failure & Severe Acute Pancreatitis 21.3 Abdominal Compartment Syndrome & Acute Mesenteric Ischemia

22 Chapter 22: Luminal GI Emergencies & Complications of Cirrhosis

22.1 Esophageal, Gastric & Bowel Emergencies: Perforation, Obstruction, Ogilvie Syndrome & Colonic Ischemia 22.2 Complications of Cirrhosis: Alcohol-Associated Hepatitis, Hepatorenal Syndrome & Pulmonary Vascular Syndromes

23 Chapter 23: Trauma, Burns & Perioperative Critical Care

23.1 Polytrauma Resuscitation, Damage Control & Massive Transfusion 23.2 Severe Burn Injury, Inhalation Injury & Environmental Emergencies 23.3 Perioperative Critical Care for High-Risk Surgical Patients

24 Chapter 24: Thoracic Trauma, Environmental Injury & Obstetric Critical Care

24.1 Thoracic Trauma: Flail Chest, Pulmonary Contusion, Great Vessel & Tracheobronchial Injury 24.2 Environmental Injury: Drowning, Diving, Altitude, Heat, Cold, Electrical & Radiation 24.3 Obstetric & Genitourinary Emergencies and the Physiology of Pregnancy

25 Chapter 25: Transplantation, Donor Management & Post-Cardiac Surgery Care

25.1 Solid Organ Transplant Recipients & Deceased Donor Management 25.2 Post-Cardiac Surgery Critical Care: Bleeding, Tamponade, Low Output & Vasoplegia

26 Chapter 26: Hematologic Emergencies, Toxicology, Critical Ultrasound & ICU Liberation

26.1 Hematologic Emergencies in the ICU: HIT, DIC, TMA & Anticoagulant Reversal 26.2 Critical Care Toxicology, Toxidromes & Specific Antidotes 26.3 Critical Care Point-of-Care Ultrasound (POCUS) 26.4 ICU Liberation, Analgosedation, Goals of Care & Critical Care Ethics

27 Chapter 27: Transfusion Medicine, Hematologic & Oncologic Disorders

27.1 Transfusion Medicine: Products, Thresholds, Reactions & Apheresis 27.2 Red and White Cell Disorders, Hemoglobinopathies, Factor Deficiencies & Hypercoagulable States 27.3 Oncologic Emergencies, Hematopoietic Cell Transplant Complications & Cellular Therapy Toxicity

28 Chapter 28: Clinical Pharmacology, Adverse Drug Reactions & Specific Poisonings

28.1 Pharmacokinetic Principles, Dose Adjustment & Drug Interactions in Critical Illness 28.2 Adverse Drug Reactions: Anaphylaxis, Severe Cutaneous Reactions & Hyperthermic Syndromes 28.3 Specific Poisonings: Sodium-Channel Blockers, Lithium, Valproate, Theophylline, Iron, Sulfonylureas & Methemoglobinemia

29 Chapter 29: Ethics, Research Methods, Administration & Abdominal Ultrasound

29.1 Advance Care Planning, Nonbeneficial Treatment, Informed Consent & Confidentiality 29.2 Critical Care Research Methods, Statistics, IRB Oversight & Quality Improvement 29.3 Abdominal, Vascular & Procedural Point-of-Care Ultrasound

1.1 ABIM Critical Care Medicine Exam: Format, Blueprint & Study Strategy

Key Takeaways Explain This Topic AI

The ABIM Critical Care Medicine exam has up to 240 single-best-answer questions in four sessions of up to 60, on a roughly 10-hour exam day with 100 minutes of total break time.

The January 2026 CCM blueprint, used from the fall 2026 exam, weights pulmonary disease 17%, shock 15%, renal/endocrine/metabolic disorders 13%, and cardiovascular disease 13%.

Half of the ABIM CCM questions test treatment and care decisions, 40% test diagnosis and testing, and 5% each test prognosis/epidemiology and pathophysiology.

Mechanical ventilation is the single heaviest second-level CCM blueprint topic at 6%, followed by distributive shock at 5% and cardiogenic shock at 4%.

ABIM reported first-time CCM pass rates of 92% (2021), 89% (2022), 85% (2023), 89% (2024), and 86% (2025); unanswered questions are scored as incorrect.

Last updated: October 2026

What the Exam Is

The ABIM Critical Care Medicine (CCM) Certification Examination is the American Board of Internal Medicine subspecialty exam for internists who have finished accredited critical care training. It tests whether you can recognize, prioritize, and manage life-threatening illness across the whole ICU: shock, respiratory failure and ventilation, kidney and metabolic emergencies, cardiovascular disease, infection, neurocritical care, surgical and obstetric critical care, hematology and oncology, toxicology, ethics, and bedside ultrasound.

This guide is independent study material by ExamFinch. It is not affiliated with or endorsed by ABIM; always confirm logistics on ABIM's own pages before you register.

Format and Logistics

Item Detail
Questions Up to 240 single-best-answer multiple-choice questions
Structure Four sessions of up to 60 questions each
Exam day About 10 hours, including 100 minutes of total break time that you allocate between sessions
Delivery Pearson VUE test centers
2026 administration October 26–30, 2026
Scoring Absolute standard set by the specialty board; unanswered questions count as incorrect
Results Released within about three months of the last exam date

Initial certification fee $2,325 (late registration adds $400, nonrefundable; testing at an international center adds $500)

Refunds Partial refunds on cancellation, with tiers that depend on timing (70% and 55%); 85% if the application is disapproved

Rescore request $250

Because there is no penalty for guessing beyond the lost point , answer every item. With roughly 500 minutes of testing time for up to 240 questions, plan on about two minutes per question , and flag long hemodynamic or ventilator vignettes to revisit rather than stalling on them.

Eligibility in Brief

Internal medicine certification : you must already hold ABIM certification in internal medicine.

Training : a stand-alone critical care fellowship requires 24 months of training with at least 12 months of clinical critical care. A combined pulmonary and critical care fellowship requires 36 months with at least 18 months of clinical training. Combined trainees can sit for pulmonary disease after two of their three years, but take the CCM exam only after completing all three; pulmonary certification is not required first.

Timing : training must be completed by October 31 of the exam year.

Board Eligible window : candidates have 7 years of Board Eligible status after completing training.

Procedures : program directors attest to competence in airway management and intubation, invasive and noninvasive ventilation, chest tubes and thoracentesis, advanced cardiac life support, and arterial, central venous, and pulmonary artery catheter placement with hemodynamic recording. Ultrasound guidance for line placement and thoracentesis is strongly recommended, and familiarity with pericardiocentesis, transvenous pacing, kidney replacement therapy, and bronchoscopy is expected.

CCM certification is the prerequisite for ABIM's Neurocritical Care certification.

The January 2026 Blueprint

The current CCM certification blueprint (dated January 2026, used from the fall 2026 exam) divides the exam into 12 content categories and 96 second-level topics:

Category Share of exam
Pulmonary disease 17%
Shock 15%
Renal, endocrine, and metabolic disorders 13%
Cardiovascular disease 13%
Infectious disease 10%
Neurology 9%
Gastrointestinal disease 5%
Hematology and oncology 5%
Surgical critical care (including trauma, obstetrics, transplant, environmental injury) 5%
Pharmacology and toxicology 5%
Critical care ultrasound scanning 2%
Research, administration, and ethics 1%

ABIM also tags each question by task:

Treatment and care decisions : 50%.

Diagnosis and testing : 40%.

Risk assessment, prognosis, and epidemiology : 5%.

Pathophysiology and basic science : 5%.

The heaviest second-level topics are:

Mechanical ventilation : 6%.

Distributive shock : 5%.

Cardiogenic shock : 4%.

3% each : hypovolemic shock, obstructive shock, acid-base disorders, acute kidney injury, hemodynamic monitoring, parenchymal lung disease, and cerebrovascular disease.

Every other topic carries less than about 2.5%.

How to Use the Weights

Front-load the core. Shock, pulmonary, renal/metabolic, and cardiovascular content make up 58% of the exam. Master ventilator management, vasopressor and inotrope selection, fluid responsiveness, acid-base analysis, and AKI/kidney replacement therapy first.

Train for "what next." Half the questions ask for the best treatment step. When you read a vignette, decide the physiology first (for example, "this is pressure-overload RV failure"), then pick the intervention that fixes the limiting problem without causing harm.

Do not skip the long tail. The 1–2% topics, such as bioterrorism, tick paralysis, HIPAA, IRB rules, and normothermic regional perfusion, are individually small but collectively large. Each usually rests on one or two decisive facts.

Know what changed recently. Recent sources include:

The 2026 Surviving Sepsis Campaign guideline.

The 2026 AHA/ACC pulmonary embolism guideline (Categories A–E).

The 2026 AHA/ASA acute ischemic stroke guideline.

The 2025 AHA post-cardiac arrest care update.

The 2025 PADIS focused update.

The 2023 adult and pediatric brain death guideline.

Andexanet alfa was withdrawn from the US market in December 2025 , so 4-factor PCC is now the default for reversing factor Xa inhibitors.

Practice integration. Many items span categories: a septic patient with ARDS, AKI, and delirium can test four content areas at once.

Sample 12-Week Plan

Weeks Focus
1–3 Shock, hemodynamic monitoring, vasoactive drugs, mechanical circulatory support, and cardiac arrest
4–5 Respiratory failure, ARDS, ventilator modes and waveforms, liberation, airway, PE, and pleural disease
6–7 AKI and kidney replacement therapy, sodium/potassium/acid-base, endocrine emergencies, and cardiology
8–9 Sepsis, antimicrobials, ICU-acquired and special-host infections, and neurocritical care
10–11 GI and liver, surgery, trauma, obstetrics, transplant, hematology/oncology, toxicology, and ultrasound
12 Ethics and administration, mixed timed blocks, and review of missed concepts

ABIM's first-time pass rates for CCM in recent years were:

Year First-time takers Pass rate
2021 853 92%
2022 924 89%
2023 950 85%
2024 963 89%
2025 1,030 86%

Most well-prepared fellows pass, but roughly one in seven first-time takers did not in 2023 and 2025. Targeted, blueprint-weighted review is the margin.