Breast and axilla masses: trace the tissue and choose the test
Trace breast tissue and axillary drainage, compare masses and discharge patterns, and select diagnostic imaging without overlooking discordant findings.
Cellular Injury
From reversible pump failure to necrosis patterns, reperfusion, repair, and urgent management across Level 1, Level 2, Level 3, and Beyond.
Hypothermia and Cutaneous Vasoconstriction
Carbon Monoxide Poisoning and Brain Injury
Psammoma Bodies: The 5 Classic Tumors
Xeroderma Pigmentosum: Failed NER & Skin Cancer
The defective nucleotide excision repair, extreme UV sensitivity, early skin cancers, and the thymine dimer problem, fully interactive.
Oncogenes and tumor suppressors: added drive versus lost restraint
Distinguish oncogene activation from tumor suppressor loss, then apply RB1, TP53, RAS, BRCA, VHL, NF1/NF2 and fusion patterns to cancer cases.
Cancer Pathology: Lineage, Spread, and Driver Logic
Build cancer reasoning from lineage, spread, grade, stage, morphology, infection, markers and driver genetics, then apply it to board-style cases.
Cancer Metastasis Patterns
Brain at the grey-white junction, liver via portal vein, prostate blasts bone. Where cancer spreads and exactly why. Includes body-map game and 8 original clinical questions.
Ionizing radiation: from energy deposition to cancer
Connect source, route, absorbed dose, tissue, and time to DNA injury, acute syndromes, late tissue effects, and later cancer risk.