Part 2 · Dyes, Tracers and Treating with Rays
Same concept, other depth: Clinical Reasoning →
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A 4‑year‑old girl has had three kidney infections. Her doctors worry about scarring. A DMSA scan shows a cold notch at the top of her left kidney, a scar. Meanwhile, in the cardiology ward, a man with chest pain on walking has a stress perfusion scan. Part of the heart wall goes cold during exercise but fills in at rest: a narrowed coronary artery.
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