Board review categories

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Charmaine Patel, M.D. [2]

USMLE Step 1

Main Category

Cardiovascular Dermatology Endocrine Gastrointestinal Genitourinary Head and Neck Hematology Musculoskeletal/Rheumatology Neurology Oncology Psychiatry Pulmonology Reproductive Renal Vascular General Principles

Sub-category Anatomy Behavioral Science Biochemistry Biostatistics Embryology Ethics Genetics Histology Immunology Microbiology Molecular Biology Pathology Pathophysiology Pharmacology Physiology

USMLE Step 2

Main Category

Allergy Cardiovascular Dermatology Endocrine Gastrointestinal Genitourinary Head and Neck Hematology Hepatology Infectious Disease Internal Medicine Musculoskeletal/Rheumatology Neurology Obstetrics & Gynecology Oncology Ophthalmology Pediatrics Poisoning Preventive Medicine Psychiatry Respiratory Surgery

Sub-category Biostatistics Ethics Electrolytes Genetics Immunology Miscellaneous

USMLE Step 3

Main Categories

Allergy Cardiovascular Dermatology Endocrine Gastrointestinal Genitourinary Head and Neck Hematology Hepatology Infectious Disease Internal Medicine Musculoskeletal/Rheumatology Neurology Obstetrics & Gynecology Oncology Ophthalmology Pediatrics Poisoning Preventive Medicine Psychiatry Respiratory Surgery

Sub-categories Biostatistics Ethics Electrolytes Genetics Immunology Miscellaneous

MCAT Categories

Biology Cell Enzymes Microbiology Cellular Metabolism Reproduction Embryology Musculoskeletal System Digestive System Excretory System Respiratory System Skin Circulatory System Immune System Homeostasis Endocrine System Nervous System Genetics Evolution Organic Chemistry Nomenclature Bonding/Structure Isomers Alkanes Alkenes Alkynes Haloalkanes Aromatic Compounds Alcohols Ethers Aldehydes Ketones Carboxylic Acid Carboxylic Acid Derivatives Amines Nitrogen Containing Compounds Purification Spectroscopy Separations

Carbohydrates Amino Acids Peptides Proteins Nucleic Acids Chemistry Atomic Structure Periodic Table Phases Gases Bonding Stoichiometry Kinetics Thermochemistry Phases Solutions Acids and Bases Redox Reactions Electrochemistry Physics Kinematics Fluids Solids Newtonian Mechanics Momentum Energy Thermodynamics Electrostatics Magnetism DC Circuits AC Circuits Periodic Motion Waves Sound Optics Light Atomic Phenomena Nuclear Phenomena