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How doctors see inside the body — X-ray, CT, ultrasound, MRI, nuclear medicine and radiotherapy, then the chest, bones, brain, belly, kidneys, pregnancy, breast, trauma and interventional radiology — read with one connected method: Shade, Site, Sign, Step. Ten Parts, 111 connected concepts updated to 2026 standards, the named signs examiners love with the mechanism behind each, visual one-page notes and a revision hub of MCQs, image-reading cases, viva and flashcards for every Part.
Same 111 concepts, two depths. You can switch anytime — even mid-concept.
Start here
Plain-language understanding of every machine and every shade, with real hospital scenes, pictures for your mind and visual one-page notes.
Open Foundation →
Go deeper
Investigation of choice, named signs with their differentials, red-flag films and spotter technique — for university exams, NEET-PG/INI-CET and your first casualty posting.
Open Clinical Reasoning →
Part 1 · How Medical Pictures Are Made
14 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 2 · Dyes, Tracers and Treating with Rays
11 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 3 · The Chest X-ray and Beyond
17 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 4 · Bones and Joints
16 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 5 · Brain and Spine
15 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 6 · The Belly
11 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 7 · Kidneys, Pregnancy and the Breast
8 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 8 · Accidents and Emergencies
10 concepts · 20 MCQs · 20 flashcards · 4 cases
Part 9 · Head, Neck, Vessels and Treating Through a Needle
4 concepts · 16 MCQs · 16 flashcards · 3 cases
Part 10 · Putting It All Together
5 concepts · 20 MCQs · 20 flashcards · 3 cases
The handbook is the deep read. For rapid recall and search, use the connected surfaces: