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IQ Handbooks/Medicine/Foundation

🩺

Medicine — The Simple Book

Plain-language understanding with a one-page note for every idea.

Foundation Clinical Reasoning

Start reading →

174 concepts · 37 diagrams · ~288 min total

Concept 1 is open to everyone, concepts up to 10 are free once you sign in, and Gold opens the rest.

🔎

1 · The Heart and Circulation 2 · The Lungs and Breathing 3 · The Kidneys 4 · The Nervous System I 5 · The Nervous System II 6 · Hormones I 7 · Hormones II 8 · The Gut and the Liver 9 · The Blood

Part 1 · The Heart and Circulation

🎯 Revision hub — MCQs, flashcards & cases →

1The Heart's Map📝Free
2How the Heart Beats and Pumps📝Free
3The Pulse: the heart's handwriting📝Free
4The Neck Veins (JVP)📝Free
5The Heart's Outer Bag: the pericardium📝Free
6The First Heart Sound — "lub"📝Free
7The Second Heart Sound — "dub"📝Free
8Extra Heart Sounds📝Free
9High Blood Pressure: what it is📝Free
10High Blood Pressure: bringing it down safely📝Free
11Mitral Stenosis: a door that won't open📝Gold
12Mitral Regurgitation: a door that won't shut📝Gold
13Aortic Stenosis: a narrow exit📝Gold
14Aortic Regurgitation: a leaky exit📝Gold
15When the Heart Muscle Stretches or Stiffens📝Gold
16The Thick Heart and Other Surprises📝Gold
17Acute Heart Failure: when the pump suddenly struggles📝Gold
18Living with Heart Failure📝Gold
19Putting Murmurs Together📝Gold

Part 2 · The Lungs and Breathing

🎯 Revision hub — MCQs, flashcards & cases →

20Lung Zones, Cells, Dead Space and Shunt📝Gold
21Pressure, Compliance, FRC and Resistance📝Gold
22Lung Volumes and Spirometry Basics📝Gold
23Reading PFT Patterns and DLCO📝Gold
24Acute Pulmonary Embolism📝Gold
25Asbestosis versus Silicosis📝Gold
26Obstructive Sleep Apnoea📝Gold
27Respiratory Failure and Safe Support📝Gold
28Asthma Mechanism and Acute Attack📝Gold
29Aspergillus: ABPA, Chronic Cavitary Disease and Invasive Infection📝Gold
30Hypersensitivity Pneumonitis📝Gold
31COPD: Chronic Obstructive Pulmonary Disease📝Gold
32Interstitial Lung Disease: when the lung fabric scars📝Gold
33Tuberculosis Patterns: primary, miliary and beyond the lung📝Gold
34Pulmonary TB Diagnosis: prove the germ and resistance📝Gold
35TB Treatment Safety: finish the course safely📝Gold
36Eosinophils and Dust: lungs reacting to parasites, allergy or work📝Gold
37ARDS: flooded air sacs and protective breathing support📝Gold
38Pleural Effusion: reading fluid around the lung📝Gold
39Bronchiectasis: damaged airways that keep infecting📝Gold
40Pulmonary Hypertension: high pressure in the lung vessels📝Gold
41Lung Abscess and Pulmonary Nodule: cavities and spots on scans📝Gold
42Pneumonia Germs: pneumococcus, atypicals and Legionella📝Gold
43Pneumonia Pathways: CAP, HAP and VAP📝Gold

Part 3 · The Kidneys

🎯 Revision hub — MCQs, flashcards & cases →

44How the Kidneys Are Built Before Birth📝Gold
45Kidney Structure: the nephron, JGA and filter📝Gold
46GFR, Clearance and Concentrated Urine📝Gold
47Reading the Urine Like a Bedside Biopsy📝Gold
48Renal Blood Vessels, Severe BP and TMA📝Gold
49Nephrotic and Nephritic Patterns, MCD and FSGS📝Gold
50Membranous Nephropathy, MPGN and C3 Disease📝Gold
51IgA Nephropathy and Post-Infectious GN📝Gold
52Anti-GBM, Alport, Myeloma Kidney and Amyloid📝Gold
53Acute Kidney Injury: act before the cause is perfect📝Gold
54Chronic TIN, ADPKD and Nephrocalcinosis📝Gold
55CKD Staging, Anaemia and Mineral Bone Disease📝Gold
56Dialysis, Peritoneal Dialysis and Kidney Transplant📝Gold

Part 4 · The Nervous System I — Headaches, Fits, Nerves and Muscles

🎯 Revision hub — MCQs, flashcards & cases →

57Migraine and Aura📝Gold
58Dangerous Headache, Raised Pressure and Facial Pain📝Gold
59Seizure Recognition📝Gold
60Status Epilepticus and Seizure Medicine Safety📝Gold
61Localizing Weakness📝Gold
62Dystrophies and Myotonia📝Gold
63Inclusion Body, Mitochondrial and Channel Myopathies📝Gold
64Myasthenia Gravis📝Gold
65Peripheral Neuropathy Framework📝Gold
66Guillain-Barre Syndrome and CIDP📝Gold
67Neurocutaneous Syndromes📝Gold
68Bacterial Meningitis: Organisms and Danger Signs📝Gold
69Bacterial Meningitis: CSF and Emergency Treatment📝Gold
70CNS Tuberculosis, Tuberculoma and Neurocysticercosis📝Gold
71Viral Encephalitis and Cryptococcus📝Gold

Part 5 · The Nervous System II — Spine, Movement, Memory and Stroke

🎯 Revision hub — MCQs, flashcards & cases →

72Spinal Cord Tracts: crossing predicts the side📝Gold
73Myelopathy, Syrinx, Conus and Cauda📝Gold
74Transverse Myelitis, Friedreich Ataxia, SCD and Tabes📝Gold
75ALS and Motor-Neuron Disease📝Gold
76Cerebellar Ataxia: finding the pattern📝Gold
77MS, NMOSD, MOGAD and ADEM📝Gold
78Parkinson Disease I: bradykinesia and phenotype📝Gold
79Parkinson Disease II: atypical clues and treatment safety📝Gold
80Dementia, Delirium and Major Cognitive Syndromes📝Gold
81Aphasia Classification: language, not just speech📝Gold
82Frontal Lobe: planning, personality and movement📝Gold
83Parietal Lobe: body map, apraxia and neglect📝Gold
84Temporal and Occipital Lobes: memory, meaning and visual fields📝Gold
85Motor Pathway: cortex, capsule, cord and nerve📝Gold
86Eye Movements and Horner Syndrome📝Gold
87Pupils, Trigeminal Nerve and Facial Nerve📝Gold
88Midbrain: anatomy and named syndromes📝Gold
89Pontine and Medullary Syndromes📝Gold
90Stroke Mechanisms, Lacunes and MCA Stroke📝Gold
91ACA, PCA, Posterior Circulation and Reperfusion📝Gold

Part 6 · Hormones I — The Pituitary, Water, Salt and Adrenals

🎯 Revision hub — MCQs, flashcards & cases →

92Hormone Classes, Receptors and Feedback📝Gold
93Pituitary Anatomy and Mass Effects📝Gold
94Hyperprolactinaemia and Prolactinoma📝Gold
95GH Physiology and Acromegaly📝Gold
96Sellar Masses, Craniopharyngioma and Rathke Cyst📝Gold
97Congenital Hypopituitarism and Short Stature📝Gold
98Acquired Hypopituitarism and Pituitary Apoplexy📝Gold
99Posterior Pituitary, SIAD and AVP Disorders📝Gold
100Hyponatraemia and Hypernatraemia📝Gold
101Pheochromocytoma and Paraganglioma📝Gold
102MEN and Inherited Endocrine Tumour Syndromes📝Gold
103Adrenal Cortex, Steroidogenesis and CAH📝Gold
104Adrenal Insufficiency and Crisis📝Gold
105Primary Aldosteronism and Low-Renin Hypertension📝Gold
106Cushing Syndrome📝Gold

Part 7 · Hormones II — Sugar, Calcium, Potassium and Thyroid

🎯 Revision hub — MCQs, flashcards & cases →

107Diabetes: Types and Diagnosis📝Gold
108Insulin: The Body's Fuel Key📝Gold
109Classifying Diabetes by Mechanism📝Gold
110DKA and HHS: Diabetic Emergencies📝Gold
111Diabetes Damage: Kidneys, Eyes, Nerves and Skin📝Gold
112Choosing Type 2 Diabetes Treatment📝Gold
113Insulin Regimens and Glucose Monitoring📝Gold
114Hypoglycaemia: Recognize and Rescue📝Gold
115Calcium, Phosphate, PTH and Vitamin D📝Gold
116Hypercalcaemia and Primary Hyperparathyroidism📝Gold
117Hypocalcaemia, PTH Resistance and Vitamin D📝Gold
118Hypokalaemia: Finding the Loss📝Gold
119Hyperkalaemia: Protect the Heart📝Gold
120Thyroid Tests and Hypothyroidism📝Gold
121Hyperthyroidism, Graves Disease and Thyroid Storm📝Gold

Part 8 · The Gut and the Liver

🎯 Revision hub — MCQs, flashcards & cases →

122Diarrhoea and Acute Gastroenteritis📝Gold
123Malabsorption: Finding the Failed Step📝Gold
124Coeliac Disease and Its Look-Alikes📝Gold
125Ulcerative Colitis and Crohn Disease📝Gold
126Short Bowel Syndrome and SIBO📝Gold
127Irritable Bowel Syndrome📝Gold
128Gastric Physiology and Gastritis📝Gold
129H. pylori and Gastric MALT Lymphoma📝Gold
130Peptic Ulcer Disease and Zollinger-Ellison Syndrome📝Gold
131Bilirubin and the Jaundice Map📝Gold
132Reading Liver Biochemical Tests📝Gold
133Hereditary Hyperbilirubinaemia📝Gold
134Hepatitis A and E📝Gold
135Hepatitis B Serology📝Gold
136Hepatitis B Natural History and Treatment📝Gold
137Hepatitis B Protection and Delta Virus📝Gold
138Hepatitis C: the curable chronic hepatitis📝Gold
139Autoimmune Hepatitis: friendly fire in the liver📝Gold
140PBC and PSC: when bile ducts are the target📝Gold
141Iron Overload and Fatty Liver: silent storage problems📝Gold
142Wilson Disease: copper where it should not be📝Gold
143Portal Hypertension and Variceal Bleeding📝Gold
144Ascites and Spontaneous Bacterial Peritonitis📝Gold
145Alcohol-Associated Liver Disease📝Gold
146Hepatic Encephalopathy: the cloudy brain in cirrhosis📝Gold
147Hepatorenal Syndrome: kidney failure from cirrhosis physiology📝Gold
148Acute Liver Failure: a transplant-centre emergency📝Gold
149Budd-Chiari Syndrome: blocked liver outflow📝Gold
150EHPVO and PSVD: portal pressure without classic cirrhosis📝Gold

Part 9 · The Blood

🎯 Revision hub — MCQs, flashcards & cases →

151White Cells and Blood Cancer: reading the first clues📝Gold
152AML and APL: blasts that crowd the marrow📝Gold
153CML: the Philadelphia-chromosome leukaemia📝Gold
154ALL and CLL: lymphoid leukaemias at two speeds📝Gold
155Lymphoma: when lymph nodes tell the story📝Gold
156Hodgkin and T-cell lymphomas: not every node behaves the same📝Gold
157Myeloma and Monoclonal Proteins: the SLiM-CRAB clue set📝Gold
158Waldenström, AL Amyloidosis and POEMS: small clones, big effects📝Gold
159Iron: the body's oxygen-carrying metal budget📝Gold
160Microcytic Anaemia: small red cells, different causes📝Gold
161Macrocytic Anaemia: large red cells and the B12 warning📝Gold
162Haemolysis: when red cells are destroyed too fast📝Gold
163When red cells are destroyed too fast📝Gold
164When the marrow makes too many cells📝Gold
165Aplastic anaemia: the quiet marrow📝Gold
166Myelodysplastic neoplasms: faulty blood-making📝Gold
167Platelets, clotting and the two styles of bleeding📝Gold
168Platelets that are present but do not work📝Gold
169Low platelets and ITP📝Gold
170Von Willebrand disease📝Gold
171Haemophilia: bleeding into joints and muscles📝Gold
172DIC: bleeding and clotting together📝Gold
173Antiplatelet medicines📝Gold
174Anticoagulants, HIT and DOAC safety📝Gold