CT scan
A CT scan is a medical test that uses X-rays and a computer to create detailed pictures of the inside of the body. It helps doctors see bones, organs, and tissues clearly to find health problems.
Examples
3 of 5The doctor says I need a CT scan for my head.
The doctor says I need a CT scan for my head.
Please ensure the patient has undergone a CT scan before the consultation.
Please ensure the patient has undergone a CT scan before the consultation.
I have to get a CT scan later to check my leg.
I have to get a CT scan later to check my leg.
Word Family
Memory Tip
Think of the 'C' in CT as 'Computer' and the 'T' as 'Total' because it gives a total computer-aided view of your body.
Quick Quiz
The doctor wants to see my internal organs, so she ordered a ____ scan.
Correct!
The correct answer is: CT
Examples
The doctor says I need a CT scan for my head.
everydayThe doctor says I need a CT scan for my head.
Please ensure the patient has undergone a CT scan before the consultation.
formalPlease ensure the patient has undergone a CT scan before the consultation.
I have to get a CT scan later to check my leg.
informalI have to get a CT scan later to check my leg.
CT scans provide higher resolution images compared to standard radiography.
academicCT scans provide higher resolution images compared to standard radiography.
The hospital invested in a new CT scan machine to improve diagnostic speed.
businessThe hospital invested in a new CT scan machine to improve diagnostic speed.
Word Family
Common Collocations
Common Phrases
clear CT scan
clear CT scan
undergo a CT scan
undergo a CT scan
emergency CT scan
emergency CT scan
Often Confused With
An MRI uses magnets and radio waves, while a CT scan uses X-rays.
A standard X-ray is a flat 2D image, while a CT scan creates 3D 'slices' of the body.
Usage Notes
Use 'a CT scan' (not 'an') because the letter 'C' is pronounced with a consonant sound (/siː/). It is a countable noun used frequently with the verbs 'have' or 'get'.
Common Mistakes
Learners often forget the word 'scan' and just say 'I had a CT,' but 'CT scan' is the full, correct term.
Memory Tip
Think of the 'C' in CT as 'Computer' and the 'T' as 'Total' because it gives a total computer-aided view of your body.
Word Origin
CT stands for Computed Tomography; 'tomography' comes from the Greek 'tomos' (slice) and 'graphein' (to write).
Grammar Patterns
Cultural Context
In many developed healthcare systems, a CT scan is a routine diagnostic tool for trauma and internal pain.
Quick Quiz
The doctor wants to see my internal organs, so she ordered a ____ scan.
Correct!
The correct answer is: CT
Related Vocabulary
A radiologist is a doctor who looks at special pictures like...
X-rayAn X-ray is a special photograph used by doctors to see bone...
MRIAn MRI (Magnetic Resonance Imaging) is a medical test that u...
ultrasoundA medical test that uses sound waves to create pictures of t...
diagnosisA diagnosis is the identification of the nature of an illnes...
hospitalA hospital is a large building where doctors and nurses prov...
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