restricted diffusion
C2CEFR level
95/100Rarity: very rare
TechnicalRegister
Reduced movement of water molecules on diffusion-weighted imaging, a hallmark of acute infarction and abscess.
The lesion showed restricted diffusion with corresponding low ADC values, confirming an acute infarct.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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