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News You Need to Know Today
Reducing LDCT false positives | Baseline findings predict long-term cancer risk | Contaminated contrast sickens 10 | More
Thursday, September 18, 2025
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Editor's Choice: Computed Tomography

AI model nearly halves false positive rates for lung cancer CT screenings

Reducing false positives could decrease the frequency of unnecessary procedures, lower the associated costs and also ease patient anxiety concerning CT results. 

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AI model reduces false positives on lung cancer CT scans
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AI model nearly halves false positive rates for lung cancer CT screenings

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AI model reduces false positives on lung cancer CT scans
Reducing false positives could decrease the frequency of unnecessary procedures, lower the associated costs and also ease patient anxiety concerning CT results. 
READ MORE >

Emphysema on baseline lung cancer CT a sign of future mortality risk

“Lung cancer screening shouldn’t just be looking for nodules. That’s a small part of what we see on the CT scan.” 

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Lung cancer screening stethoscope
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Emphysema on baseline lung cancer CT a sign of future mortality risk

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Lung cancer screening stethoscope
“Lung cancer screening shouldn’t just be looking for nodules. That’s a small part of what we see on the CT scan.” 
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Contaminated CT contrast blamed for 8 patient hospitalizations

After several radiology patients were sickened following an injection of iodinated contrast, the hospital where the incidents occurred has revealed the culprit. 

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Intensive Care Unit sign inside of a hospital
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Contaminated CT contrast blamed for 8 patient hospitalizations

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Intensive Care Unit sign inside of a hospital
After several radiology patients were sickened following an injection of iodinated contrast, the hospital where the incidents occurred has revealed the culprit. 
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CT findings linked to dangerous subdural hematoma expansion

If left untreated, SDH expansion puts added pressure on the brain, which can lead to damage, impaired neurological function and even death. 

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Head CT
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CT findings linked to dangerous subdural hematoma expansion

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Head CT
If left untreated, SDH expansion puts added pressure on the brain, which can lead to damage, impaired neurological function and even death. 
READ MORE >

Woman dies following severe allergic reaction to CT contrast

The 22-year-old patient was undergoing a computed tomography exam with contrast due to her history of kidney stones.

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Woman dies following severe allergic reaction to CT contrast

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The 22-year-old patient was undergoing a computed tomography exam with contrast due to her history of kidney stones.
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High-dose CT scans have significantly increased in recent years

Despite numerous advances in scanner technology, many patients are being exposed to higher amounts of radiation during CT exams than in the past. 

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Ct scanning room with X-ray radiation warning sign above the door at Wellstar Kennestone Hospital. Photo by Dave Fornell
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High-dose CT scans have significantly increased in recent years

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Ct scanning room with X-ray radiation warning sign above the door at Wellstar Kennestone Hospital. Photo by Dave Fornell
Despite numerous advances in scanner technology, many patients are being exposed to higher amounts of radiation during CT exams than in the past. 
READ MORE >

Experts publish new consensus guidelines on use of CT in patients with long COVID

The statement is intended to standardize terminology, indications for CT use, acquisition parameters and reporting guidelines for patients with long COVID.

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long covid lung CT
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Experts publish new consensus guidelines on use of CT in patients with long COVID

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long covid lung CT
The statement is intended to standardize terminology, indications for CT use, acquisition parameters and reporting guidelines for patients with long COVID.
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CT workflows improve with help of deep learning 3D camera for patient positioning

These specialized, AI-powered cameras can automate and optimize patient positioning based on their body habitus and placement on the table.

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CT workflows improve with help of deep learning 3D camera for patient positioning

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These specialized, AI-powered cameras can automate and optimize patient positioning based on their body habitus and placement on the table.
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