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Articles related to focusing on healthy aging, prevention, mobility, cognition, nutrition, independence, and caregiving support.

5 min

What do age-related changes mean in a brain MRI?

Brain imaging studies show that brain volume decreases at a rate of approximately 5% per decade after the age of 40, a phenomenon captured by MRIs. Understanding **what do age-related changes mean in a brain MRI** is crucial for distinguishing between typical signs of aging and potential indicators of more serious conditions like dementia.

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4 min

What is the upper limit of normal for CBD diameter in a healthy adult patient 60 years old?

According to a study on MRCP data, the common bile duct (CBD) diameter significantly increases with age, showing that conventional reference values can lead to unnecessary investigations. This means that for a healthy adult patient, the upper limit of normal for CBD diameter in a 60-year-old can be higher than previously thought due to physiological changes rather than pathology. Understanding these age-related variations is crucial for accurate diagnosis and avoiding unnecessary concern.

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5 min

What is the CBD dilation for the elderly?

In a 2023 study published in *Gut*, it was found that the upper reference limit for the common bile duct (CBD) in healthy subjects aged 65 years or older is up to 11 mm. This highlights that what is considered normal CBD dilation for the elderly is often greater than in younger adults, making it a critical consideration for accurate diagnosis and avoiding unnecessary procedures.

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