Each year, the US performs more than 93 million computed tomography (CT) scans, many of which offer limited clinical value. For patients with mild head injuries, CT scans are often ordered reflexively ...

Artificial intelligence can augment current methods to predict the risk that head and neck cancer will spread outside the borders of neck lymph nodes, according to researchers with the ECOG-ACRIN ...

The number of emergency department encounters that included a head CT more than doubled between 2007 and 2022, according to a study published Nov. 19 in Neurology. Researchers from the medical schools ...

Nearly 16 million CT scans were ordered in 2022, representing one in every 10 ER visits This raises concerns over cost, treatment delays and risks of radiation exposure THURSDAY, Nov. 20, 2025 ...

How do emergency department staff determine whether older adults who have fallen need imaging? A new decision rule will help emergency department physicians determine ...

A risk-benefit analysis favours obtaining a head CT scan in adults who present to the emergency department after a first seizure. Investigators conducted a systematic review of studies among adults ...

Use of head CT scans in U.S. emergency departments has more than doubled over the past 15 years, a new study says. Nearly 16 million head CT scans were ordered by ERs in 2022, up from under 8 million ...