Content on this page presents hypothetical or exam-style clinical scenarios (symptoms, signs, labs, imaging, and differential-diagnosis exercises) for learning and review. It is designed for students, trainees, and lifelong learners β not for evaluating real patients.
iLearnFree does not provide medical diagnosis, treatment, prescriptions, or emergency services through these tools.
USMLE Step 1 Review
Comprehensive high-yield material based on the Aeris Medical Intelligence Matrix.
Pathology
Cellular Injury: Apoptosis vs. Necrosis, Inflammation (acute/chronic), and Hemodynamics.
Neoplasia: Oncogenes, Tumor Suppressor genes, and Metastatic principles.
Pharmacology
MOA Focus: Mechanisms of Action for Autonomic drugs, Cardiovascular agents, and CNS medications.
Antimicrobials: Resistance patterns and drug-class specifics.
Physiology
Systems: Pressure-volume loops, Renal acid-base balance, and Gas exchange (V/Q mismatch).
Endocrine: Feedback loops and Hormonal regulation (diabetes/thyroid).
Microbiology & Immunology
Pathogens: Bacteriology syndromes (meningitis, pneumonia) and Viral replication cycles.
Immunology: Hypersensitivity (I-IV) and Immunodeficiency (SCID, DiGeorge).
Biochemistry & Genetics
Metabolism: Rate-limiting steps in Glycolysis, TCA, and Urea cycles.
Genetics: Inheritance modes (AD/AR, X-linked) and Trinucleotide repeats.
Behavioral Science & Stats
Biostatistics: Sensitivity, Specificity, PPV/NPV, and Study designs (Cohort/Case-control).
Ethics: Patient capacity, Informed Consent, and Breaking Bad News.
Continue USMLE review
Practice with the Medical Q-bank β not clinical advice or patient care.
Practice with Medical Q-bank