General
doughnut
What does doughnut mean?
Slang for the CT scanner, named for its ring-shaped gantry.
"Send him through the doughnut to rule out a bleed."
Origin
From the scanner's toroidal shape.
Frequently asked questions
Why is a CT scanner called a 'doughnut'?
Because its gantry is a ring shape that the bed passes through, resembling a doughnut.
Is 'doughnut' rude?
No, it's just a harmless nickname for the equipment.
What does 'send him through the doughnut' mean?
It means send the patient for a CT scan.
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