The syllabus
The ABIM Internal Medicine Certification Examination blueprint (January 2026), in its own order: 18 categories with their share of the exam, then their subsections and topics. One lesson per topic; a topic ABIM lists in two places is one lesson. ABIM's blueprint (PDF).
1. Allergy and Immunology2%
1.1 Anaphylaxis · <2%
1.2 Asthma · <2%
1.3 Rhinitis, sinusitis, and conjunctivitis · <2%
1.4 Food allergy · <2%
1.5 Urticaria and angioedema · <2%
1.6 Skin disorders · <2%
1.7 Drug allergy other than drug-induced urticaria and angioedema · <2%
1.8 Primary immunodeficiency disorders · <2%
1.9 Allergic complications of transfusions · <2%
1.10 Autoimmune systemic disorders (including IgG4 related disorders) · <2%
2. Cardiovascular Disease14%
2.1 Hypertension · 5%
NOTE: This total includes the Hypertension content listed under Endocrinology, Diabetes, and Metabolism; Nephrology and Urology
2.2 Pericardial disease · <2%
2.3 Ischemic heart disease · <2%
2.4 Dysrhythmias and conduction defects · <2%
2.5 Congenital heart disease in adults · <2%
2.6 Valvular heart disease · <2%
2.7 Myocardial disease · <2%
2.8 Endocarditis and other cardiovascular infection · <2%
2.9 Vascular disease · <2%
2.10 Syncope · <2%
2.11 Preoperative consultation · <2%
2.12 Lipid disorders · <2%
2.13 Antithrombotic therapy in cardiovascular disease · <2%
2.14 Miscellaneous cardiovascular disease (physical examination findings, murmurs) · <2%
3. Dermatology3%
3.1 Dermatitis (eczemas) · <2%
- 3.1.1 Atopic dermatitis · same lesson as 1.6.1
- 3.1.2 Contact dermatitis · same lesson as 1.6.2
- 3.1.3 Photodermatitis
- 3.1.4 Stasis dermatitis
- 3.1.5 Hand dermatitis
- 3.1.6 Drug eruptions
- 3.1.7 Nummular dermatitis
- 3.1.8 Exfoliative dermatitis (erythroderma, not including mycosis fungoides)
- 3.1.9 Seborrheic dermatitis
3.2 Dermatologic immunology · <2%
3.3 Vascular dermatoses · <2%
3.4 Acne and rosacea · <2%
3.5 Papulosquamous dermatoses · <2%
3.6 Skin and soft tissue infections · <2%
3.7 Vesiculobullous dermatoses · <2%
3.8 Pigment disorders · <2%
3.9 Photosensitivity dermatoses · <2%
3.10 Alopecia · <2%
3.11 Nodules and tumors of the skin · <2%
3.12 Cutaneous manifestations of nutritional deficiencies · <2%
3.13 Disorders of the nails · <2%
3.14 Environmental injury of skin · <2%
3.15 Pressure injuries · <2%
3.16 Dermatologic emergencies · <2%
4. Endocrinology, Diabetes, and Metabolism9%
4.1 Adrenal disorders · <2%
4.2 Thyroid disorders · <2%
4.3 Endocrine causes of secondary hypertension · <2%
4.4 Lipid disorders · <2%
4.5 Ovarian disorders and female reproductive health · <2%
4.6 Testes and male reproductive health · <2%
4.7 Diabetes mellitus · <2%
4.8 Disorders of calcium metabolism and bone · <2%
4.9 Hypothalamic disorders · <2%
4.10 Anterior pituitary disorders · <2%
4.11 Posterior pituitary and water homeostasis · <2%
4.12 Endocrine tumors and endocrine manifestations of tumors · <2%
4.13 Hypoglycemia not due to insulinoma · <2%
4.14 Polyglandular autoimmune disorders · <2%
5. Gastroenterology9%
5.1 Esophageal disease · <2%
- 5.1.1 Gastroesophageal reflux
- 5.1.2 Barrett esophagus
- 5.1.3 Esophageal cancer screening
- 5.1.4 Esophageal motility disorders
- 5.1.5 Medication-induced esophageal disorder
- 5.1.6 Esophageal diverticula
- 5.1.7 Esophageal strictures or webs
- 5.1.8 Gastroesophageal varices
- 5.1.9 Infectious esophagitis (Candida, herpes simplex virus, cytomegalovirus)
- 5.1.10 Mallory-Weiss syndrome
- 5.1.11 Other esophageal disease (eosinophilic esophagitis, esophageal rupture)
5.2 Stomach and duodenal disease · <2%
5.3 Small intestinal disease · <2%
- 5.3.1 Celiac disease
- 5.3.2 Bacterial overgrowth syndrome
- 5.3.3 Short bowel syndrome
- 5.3.4 Ischemic bowel disease
- 5.3.5 Crohn disease including Crohn colitis
- 5.3.6 Gastroenteritis other than antibiotic colitis
- 5.3.7 Other small intestinal disease (diarrhea [osmotic, post-surgical, bile salt-induced, nocturnal], gastric bypass complications)
5.4 Colonic and anorectal disease · <2%
- 5.4.1 Colorectal cancer screening
- 5.4.2 Colon polyposis syndrome and other genetic colon cancer syndromes
- 5.4.3 Diverticular disease
- 5.4.4 Ulcerative colitis
- 5.4.5 Irritable bowel syndrome
- 5.4.6 Hemorrhoids and fissures
- 5.4.7 Antibiotic colitis
- 5.4.8 Acute appendicitis
- 5.4.9 Radiation colitis
- 5.4.10 Other colonic or anorectal disease (constipation, fecal incontinence, neutropenic and lymphocytic colitis)
5.5 Pancreatic disease · <2%
5.6 Biliary tract disease · <2%
5.7 Liver disease · <2%
- 5.7.1 Viral hepatitis
- 5.7.2 Liver abscess
- 5.7.3 Cirrhosis
- 5.7.4 Drug-induced liver disease other than acetaminophen
- 5.7.5 Autoimmune hepatitis
- 5.7.6 Primary biliary cholangitis
- 5.7.7 Cholestasis
- 5.7.8 Wilson disease
- 5.7.9 Liver disease in pregnancy
- 5.7.10 Hemochromatosis
- 5.7.11 Hepatic vein thrombosis (Budd-Chiari syndrome)
- 5.7.12 Fatty liver and nonalcoholic steatohepatitis
- 5.7.13 Alcoholic hepatitis
- 5.7.14 Fulminant liver failure
- 5.7.15 Gilbert syndrome
- 5.7.16 Hepatocellular carcinoma screening
- 5.7.17 Liver transplantation
- 5.7.18 Other liver disease
5.8 Gastrointestinal complications of HIV infection · <2%
5.9 Gastrointestinal hemorrhage · <2%
6. Hematology6%
6.1 Hypoproliferative anemia · <2%
6.2 Hemolytic anemia · <2%
6.3 Hemoglobinopathies and thalassemias · <2%
6.4 Leukocyte disorders · <2%
6.5 Platelet disorders · <2%
6.6 Coagulation factor disorders and thrombotic disorders · <2%
6.7 Porphyria · <2%
6.8 Myeloproliferative disorders · <2%
6.9 Myelodysplastic syndrome · <2%
6.10 Hematologic malignancies · <2%
6.11 Transfusion medicine (principles and complications) · <2%
6.12 Hematologic complications of HIV infection · <2%
6.13 Bone marrow transplantation (late complications only) · <2%
7. Infectious Disease9%
7.1 Skin and soft tissue infections · <2%
- 7.1.1 Dermatophytes · same lesson as 3.6.1
- 7.1.2 Herpes zoster and varicella · same lesson as 3.6.2
- 7.1.3 Viral exanthems other than varicella · same lesson as 3.6.3
- 7.1.4 Cellulitis
- 7.1.5 Impetigo
- 7.1.6 Necrotizing soft tissue infections and gas gangrene · same lesson as 3.6.5
- 7.1.7 Lymphadenitis and lymphangitis · same lesson as 3.6.6
- 7.1.8 Diabetic foot infections
- 7.1.9 Undifferentiated skin and soft tissue infections
7.2 Central nervous system (CNS) infections · <2%
7.3 Upper respiratory tract infections · <2%
7.4 Eye infections · <2%
7.5 Lower respiratory tract infections · <2%
7.6 Endocarditis and other cardiovascular infections · <2%
7.7 Hepatic infections · <2%
7.8 Enteric infections · <2%
- 7.8.1 Esophagitis (Candida, herpes simplex virus, cytomegalovirus)
- 7.8.2 Gastroenteritis
- 7.8.3 Infections of the pancreas and pancreatic abscess · same lesson as 5.5.5
- 7.8.4 Bacterial peritonitis
- 7.8.5 Intra-abdominal abscess other than liver or pancreas abscess
- 7.8.6 Acquired immunodeficiency syndrome (AIDS) and
7.9 human immunodeficiency virus (HIV) infection · <2%
- 7.9.1 Transmission and prevention of HIV
- 7.9.2 Prevention of opportunistic infections
- 7.9.3 Immune reconstitution inflammatory syndrome
- 7.9.4 Neurologic complications of HIV infection
- 7.9.5 Pulmonary complications of HIV infection
- 7.9.6 Gastrointestinal complications of HIV infection · same lesson as 5.8.1
- 7.9.7 Hematologic complications of HIV infection · same lesson as 6.12.1
- 7.9.8 Oncologic complications of HIV infection
- 7.9.9 Rheumatologic complications of HIV infection
- 7.9.10 Cardio-metabolic complications of HIV therapy and infection
- 7.9.11 Oral complications of HIV infection
7.10 Sexually transmitted diseases and infections of reproductive organs · <2%
7.11 Urinary tract infections · <2%
7.12 Infectious arthritis · <2%
7.13 Osteomyelitis · <2%
7.14 Bacteremia and sepsis syndrome · <2%
7.15 Rheumatic fever · <2%
7.16 Poststreptococcal glomerulonephritis · <2%
7.17 Procedure-and device-associated infections · <2%
7.18 Nosocomial infections · <2%
7.19 Prevention of infectious disease · <2%
7.20 Travel-related illness (fever, rash, diarrhea, and other) · <2%
7.21 Infectious disease outbreaks · <2%
7.22 Specific causative organisms · <2%
- 7.22.1 Viral diseases
- 7.22.2 Prion diseases
- 7.22.3 Rickettsioses and ehrlichioses
- 7.22.4 Bacterial diseases
- 7.22.5 Chlamydial diseases
- 7.22.6 Mycoplasmal diseases
- 7.22.7 Mycoses (fungal infections)
- 7.22.8 Protozoan and helminthic diseases (including malaria)
- 7.22.9 Ectoparasites (including lice and scabies)
- 7.22.10 Vector-borne diseases
7.23 Fever of unknown origin · <2%
8. Miscellaneous2%
8.1 Primarily epidemiology · <2%
8.2 Primarily ethics · <2%
8.3 Primarily safety and quality improvement · <2%
9. Nephrology and Urology6%
9.1 Acute kidney injury · <2%
9.2 Chronic kidney disease · <2%
9.3 Tubulointerstitial disease · <2%
9.4 Glomerular disorders · <2%
- 9.4.1 Lupus nephritis and glomerulonephritis
- 9.4.2 Minimal change disease
- 9.4.3 Focal and segmental glomerulosclerosis
- 9.4.4 Membranous nephropathy
- 9.4.5 Membranoproliferative glomerulonephritis
- 9.4.6 IgA nephropathy
- 9.4.7 Anti-glomerular basement membrane syndrome
- 9.4.8 Vasculitis and the kidney
- 9.4.9 Other glomerular disorders (post-infectious,hematuria)
9.5 Hypertension · 5%
NOTE: This total includes the Hypertension content listed under Cardiovascular Disease
9.6 Urinary tract infections · <2%
9.7 Nephrolithiasis · <2%
9.8 Other kidney disorders · <2%
9.9 Urologic cancer screening · <2%
9.10 Prostate disorders · <2%
9.11 Other urologic disorders · <2%
9.12 Urinary incontinence · <2%
9.13 Water and electrolyte balance · <2%
- 9.13.1 Hypernatremia · same lesson as 4.11.1
- 9.13.2 Hyponatremia · same lesson as 4.11.2
- 9.13.3 Hypokalemia
- 9.13.4 Hyperkalemia
- 9.13.5 Hypercalcemia and hypercalciuria
- 9.13.6 Hypocalcemia
- 9.13.7 Hyperphosphatemia · same lesson as 4.8.3
- 9.13.8 Hypophosphatemia · same lesson as 4.8.4
- 9.13.9 Hypermagnesemia
- 9.13.10 Hypomagnesemia
- 9.13.11 Metabolic acidosis
- 9.13.12 Metabolic alkalosis
- 9.13.13 Respiratory acidosis
- 9.13.14 Respiratory alkalosis
- 9.13.15 Mixed acid-base disturbance
9.14 Hematuria · <2%
10. Neurology4%
10.1 Seizures · <2%
10.2 Cerebrovascular disease (without specific diagnosis)
10.3 Headache and facial pain · <2%
10.4 Nerve root syndromes and mechanical lesions of the spine · <2%
10.5 Peripheral neuropathy · <2%
10.6 Cranial neuropathy · <2%
10.7 Disorders of cerebral function · <2%
10.8 Movement disorders · <2%
10.9 Central nervous system (CNS) infections · <2%
- 10.9.1 Meningitis · same lesson as 7.2.1
- 10.9.2 Brain abscess · same lesson as 7.2.2
- 10.9.3 Encephalitis · same lesson as 7.2.3
- 10.9.4 Epidural abscess · same lesson as 7.2.4
- 10.9.5 Neurologic complications of HIV infection · same lesson as 7.9.4
- 10.9.6 Progressive multifocal leukoencephalopathy
- 10.9.7 Autoimmune encephalitis
10.10 Central nervous system (CNS) tumors · <2%
10.11 Diseases of muscle and neuromuscular junction · <2%
10.12 Multiple sclerosis and other demyelinating diseases · <2%
10.13 Other neurologic disorders · <2%
10.14 Neuro-ophthalmology · <2%
10.15 Miscellaneous neurologic disorders · <2%
11. Obstetrics and Gynecology3%
11.1 Diseases of the vulva and external genitalia · <2%
11.2 Breast disorders · <2%
11.3 Ovarian disorders · <2%
11.4 Uterine disorders · <2%
11.5 Vaginal disorders other than vulvovaginitis · <2%
11.6 Pregnancy · <2%
- 11.6.1 Hypertension in pregnancy
- 11.6.2 Asthma and pregnancy · same lesson as 1.2.6
- 11.6.3 Hyperthyroidism during pregnancy or peripartum period
- 11.6.4 Liver disease in pregnancy · same lesson as 5.7.9
- 11.6.5 Peripartum cardiomyopathy
- 11.6.6 Ectopic pregnancy
- 11.6.7 Diabetes mellitus and pregnancy · same lesson as 4.7.3
- 11.6.8 Urinary tract infections in pregnancy
- 11.6.9 Nutritional deficiencies
11.7 Menstrual disorders · <2%
11.8 Menopause - management, risks, and benefits of therapy · <2%
11.9 Family planning and reproductive health · <2%
11.10 Sexually transmitted diseases and infections of reproductive organs · <2%
12. Medical Oncology6%
12.1 Lung cancer (clinical presentation and diagnosis) · <2%
12.2 Breast cancer · <2%
12.3 Neoplasms of the head and neck · <2%
12.4 Gastrointestinal or hepatic cancer · <2%
12.5 Urologic cancer · <2%
12.6 Gynecologic cancer · <2%
12.7 Bone tumors · <2%
12.8 Central nervous system (CNS) tumors · <2%
12.9 Skin cancer · <2%
12.10 Hematologic malignancies · <2%
12.11 Soft tissue cancer · <2%
12.12 Oncologic complications of HIV infection · <2%
12.13 Cancer of unknown primary · <2%
12.14 Cancer prevention · <2%
12.15 Oncologic emergencies · <2%
12.16 Complications of cancer and its treatment · <2%
12.17 Cancer survivorship · <2%
13. Ophthalmology1%
13.1 Conjunctivitis · <1%
13.2 Glaucoma · <1%
13.3 Cataracts · <1%
13.4 Diseases of the cornea · <1%
13.5 Neuro-ophthalmology · <1%
13.6 Retinal disease · <1%
13.7 Uveitis · <1%
13.8 Miscellaneous ophthalmologic disorders · <1%
14. Otolaryngology and Dental Medicine1%
14.1 Disorders of the nose and paranasal sinuses · <1%
14.2 Diseases of the ear · <1%
- 14.2.1 Benign paroxysmal positional vertigo
- 14.2.2 Vestibular neuronitis and acute labyrinthitis
- 14.2.3 Meniere disease
- 14.2.4 Acoustic neuroma
- 14.2.5 Presbycusis and other hearing loss
- 14.2.6 Otitis media and externa · same lesson as 7.3.2
- 14.2.7 Cholesteatoma
- 14.2.8 Other disorders of the ear and mastoid
14.3 Diseases of the oral cavity, pharynx, and salivary glands · <1%
14.4 Diseases of the larynx and airway · <1%
15. Psychiatry4%
15.1 Mood disorders · <2%
15.2 Eating disorders -(not including obesity) · <2%
15.3 Substance use disorder · <2%
15.4 Schizophrenia and delusional (paranoid) disorders · <2%
15.5 Anxiety disorders · <2%
15.6 Somatoform disorders · <2%
15.7 Sexual disorders and gender dysphoria · <2%
15.8 Sleep disorders · <2%
15.9 Factitious disorders · <2%
15.10 Personality disorders · <2%
15.11 Neuroleptic malignant disorder · <2%
16. Pulmonary Disease9%
16.1 Obstructive airway disease · 2.5%
16.2 Occupational and environmental lung disease · <2%
16.3 Restrictive lung disease other than interstitial lung and pleural disease · <2%
16.4 Interstitial lung disease · <2%
- 16.4.1 Idiopathic pulmonary fibrosis
- 16.4.2 Sarcoidosis
- 16.4.3 Radiation pneumonitis
- 16.4.4 Drug-induced interstitial lung disease
- 16.4.5 Connective tissue disorders and vasculitis
- 16.4.6 Eosinophilic pneumonia · same lesson as 1.10.4
- 16.4.7 Anti-glomerular basement membrane syndrome · same lesson as 9.4.7
16.5 Pulmonary vascular disease · <2%
16.6 Pleural disease · <2%
16.7 Lower respiratory tract infections · <2%
16.8 Bronchiectasis · <2%
16.9 Congenital lung disease · <2%
16.10 Acute respiratory distress syndrome (ARDS) · <2%
16.11 Lung cancer · <2%
16.12 Sleep medicine · <2%
16.13 Management of ventilators · <2%
16.14 Pulmonary complications of HIV infection · <2%
16.15 Evaluation of common pulmonary symptoms · 2.5%
16.16 Miscellaneous pulmonary disorders (indications for spirometry) · <2%
17. Rheumatology and Orthopedics9%
17.1 Crystal-induced arthropathy · <2%
17.2 Regional musculoskeletal syndromes · <2%
17.3 Spondyloarthropathies · <2%
17.4 Rheumatoid arthritis · <2%
17.5 Systemic lupus erythematosus (SLE) · <2%
17.6 Systemic sclerosis · <2%
17.7 Vasculitis · <2%
17.8 Other primary rheumatic disorders · <2%
- 17.8.1 Dermatomyositis and polymyositis
- 17.8.2 Relapsing polychondritis
- 17.8.3 Behçet disease
- 17.8.4 Rheumatic fever · same lesson as 7.15.1
- 17.8.5 Sjögren syndrome
- 17.8.6 Fibromyalgia
- 17.8.7 Juvenile rheumatoid arthritis
- 17.8.8 Adult Still disease
- 17.8.9 Marfan and Ehlers-Danlos syndromes
- 17.8.10 Scoliosis
- 17.8.11 Arthropathy of hemochromatosis