Bone Wizardry

🧬

Demyelinating Diseases

/neuro/demyelinating/

MS vs GBS vs CIDP vs NMO. CNS vs PNS, acute vs chronic, the steroid trap. Battle cards, decision tree, 5 elimination scenarios, 12-question quiz pool

💥

Hypersensitivity Reactions (I-IV)

/immuno/hypersensitivity/

Four ways to overreact. IgE vs IgG vs T-cells, timing, IF patterns. 16-disease drag-drop sorting, Type II vs III deep-dive, decision tree, 5 elimination scenarios, 12-question quiz pool

⚡

Seizures & Epilepsy

/neuro/seizures/

Focal vs generalized, AED drug table, status epilepticus protocol, interactive EEG viewer, PNES comparison, progressive clue reveal, elimination game, 12-question pool

💎

Classic Derm Findings

/derm/classic-findings/

20 pathognomonic findings. Buzzword matching game, expandable disease cards, blistering diseases table, diagnostic decision tree, 10 elimination scenarios, 12-question quiz pool

📊

Screening Tests & Study Design

/biostats/screening-tests/

Interactive 2x2 table, prevalence slider for PPV/NPV, study type ladder, 8 bias villain cards, NNT calculator, stat test decision tree, 14-question pool

🩸

Coagulation & Bleeding Disorders

/heme/coagulation/

Cascade diagram, PT vs PTT, mixing studies, hemophilia A/B, vWD, DIC, HIT, TTP — interactive decision tree, elimination game, 12-question pool

🧬

Nephrotic vs Nephritic — Leaky Sieve vs Angry Filter

/renal/nephrotic-vs-nephritic/

Protein vs blood. Big 5 nephrotic diseases, nephritic syndromes, 16-feature drag-drop sorting, elimination game, decision tree, 12-question quiz pool

🧬

DKA vs HHS — Acid vs Syrup

/endo/dka-vs-hhs/

Two diabetic emergencies. Side-by-side comparison, 20-feature drag-drop sorting, treatment algorithm with K+ rules, 5-step decision tree, 5-scenario elimination game, 11-question quiz pool

🧠

Antidepressants — The Mood Map

/psych/antidepressants/

SSRIs, SNRIs, TCAs, MAOIs + the weird ones. Serotonin syndrome vs NMS, TCA overdose, MAOI tyramine crisis. Elimination game, decision tree, 12-question pool

💊

Antibiotics — The Arsenal

/pharm/antibiotics/

5 mechanisms, coverage grid, ceph generations, board traps (Red Man, C. diff, tendon rupture). Drag-and-drop sorting, elimination game, decision tree, 12-question pool

🧬

The Big 5 Autoimmune Diseases

/msk/autoimmune-diseases/

SLE vs RA vs Scleroderma vs Dermatomyositis vs Sjogren's — battle cards, antibody matching, decision tree, 10-question pool

⚡

Electrolyte Disorders

/renal/electrolytes/

Hyponatremia algorithm stepper — serum osm → urine osm → volume → urine Na. SIADH deep dive. Hyperkalemia EKG progression. 10-question pool

🧬

Thyroid Disorders

/endo/thyroid-disorders/

Graves vs Hashimoto, hyper vs hypo morphing tabs, HPT axis, thyroid storm vs myxedema coma, decision tree, 11-question pool

🩸

Stroke Syndromes

/neuro/stroke-syndromes/

MCA vs ACA vs PCA vs PICA — vascular territory map, elimination game, crossed findings trick, 11-question quiz pool

🧪

Acid-Base & ABGs

/resp/acid-base/

5-step ABG algorithm, anion gap, compensation rules, interactive interpreter tool, elimination game, 8-question pool

🧬

AKI vs CKD

/renal/aki-vs-ckd/

Prerenal vs intrinsic vs postrenal, FENa, BUN:Cr, muddy brown casts, CKD staging, dialysis AEIOU, rhabdomyolysis — algorithm stepper, elimination game, 12-question pool

🧠

NMJ Disorders

/neuro/nmj-disorders/

Myasthenia gravis vs Lambert-Eaton — fatigable weakness, antibodies, edrophonium, thymoma, ice pack test

💉

Meningitis

/micro/meningitis/

CSF patterns, age-based organisms, Waterhouse-Friderichsen, Cryptococcus, empiric treatment — age accordion cards, elimination game, 12-question pool

💉

Opportunistic Infections

/micro/opportunistic-infections/

CD4 count thresholds, PCP, toxoplasma, CMV, MAC, Cryptococcus — HIV-associated infections by CD4 level

💎

Skin Cancers

/derm/skin-cancers/

BCC vs SCC vs melanoma — pearly papules, rolled borders, sun exposure, Breslow depth, sentinel node

🛡

Primary Immunodeficiency

/immuno/immunodeficiency/

B-cell vs T-cell vs combined vs phagocyte defects — age of onset, infection types, diagnostic workup

🤰

Pregnancy Physiology

/repro/pregnancy-physiology/

Cardiovascular, respiratory, renal, heme changes in pregnancy — what's normal vs pathologic

🍴

Hepatitis Serologies

/gi/hepatitis-serologies/

HBV serology patterns — the 5 scenarios, window period trap, pattern matching game, elimination quiz

💧

Diuretics — Walk the Nephron

/pharm/diuretics/

Progressive unlock through PCT → TAL → DCT → CD. Electrolyte effects, calcium rules, decision tree, 10-question pool

🫀

Heart Failure

/cardio/heart-failure/

HFrEF vs HFpEF, NYHA staging, four GDMT pillars, warm/cold×wet/dry, decision tree, 12-question pool

💉

Staph vs Strep

/micro/staph-vs-strep/

Gram-positive cocci ID — catalase, coagulase, hemolysis, drag-drop sorting, full decision tree

🫀

Heart Murmurs

/cardio/heart-murmurs/

Systolic vs diastolic, the Big Four, maneuvers, HOCM — the exception that always shows up

🌀

Sacral Torsions Deep Dive

/omm/sacral-torsions/

Forward vs backward, L-on-L to R-on-L, seated flexion test, L5 diagnoses, morphing tabs + elimination game

🛠

RTA Assembly Line

/renal/rta/

Interactive nephron diagram — see where each RTA breaks

📚

RTA Deep Dive

/renal/rta/deep-dive.html

Chunked learning — vignette, board traps, speed-run cheat sheet

🔎

The Discharge Detective

/repro/gyn-infections/

BV vs Trich vs Candida — battle cards, flowchart, quiz gauntlet

🧬

Adrenal Adenomas

/endo/adrenal-adenomas/

Conn vs Cushing vs Pheo — the triad, RAAS suppression, primary vs secondary

🦿

Fibular Head Seesaw

/omm/fibular-head/

Anterior vs posterior, muscle energy positioning, HVLA, interactive seesaw diagram