It means regulating the passage of fluids.
post gadolinium coronal T1 weighted fluid attenuation inversion recovery sequence
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Attenuation
zero
Attenuation is required in various contexts, such as telecommunications and audio engineering, to reduce signal strength to prevent distortion, interference, or overload. It ensures that signals remain within optimal levels for processing and transmission, preserving quality and clarity. Additionally, attenuation helps in managing power levels and improving system performance by avoiding saturation in receivers and amplifiers.
post gadolinium coronal T1 weighted fluid attenuation inversion recovery sequence
There is no attenuation due to absorption, but attenuation will occur due to divergence (spreading out) of the wave.
Attenuation means the reduction of signal strength during transmission. If one is looking for information about attenuation, it can be found on the Wikipedia website.
The opposite of attenuation is amplification. Amplification involves increasing the strength or intensity of a signal, sound, or electrical current, while attenuation involves decreasing it.
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Hypo-attenuation refers to an area in medical imaging, such as a CT scan, where the tissue appears less dense compared to surrounding tissue. It can indicate a pathology or abnormality, such as a fluid-filled area like a cyst or edema. Further evaluation may be needed to determine the underlying cause.
A good value for dB attenuation depends on the specific application. In general, higher dB attenuation values indicate better noise reduction or signal loss. For example, a dB attenuation value of 20-30 dB is commonly seen in noise-canceling headphones, while 40-60 dB attenuation is typical for industrial ear protection.
what does low attenuation area mean in left kidney
longer cable lengths have greater signal attenuation
Decreased attenuation in the liver typically indicates reduced density or abnormal changes in liver tissue, which can be associated with conditions such as fatty liver disease, cirrhosis, or liver tumors. In imaging studies, such as CT scans, this decreased attenuation may suggest the presence of fat deposits or fluid accumulation. It is important for healthcare providers to evaluate these findings in the context of clinical symptoms and other diagnostic tests to determine the underlying cause.
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Low attenuation of an ovarian mass on imaging, such as a CT scan, typically indicates that the mass is less dense than surrounding tissues, which may suggest it is fluid-filled or cystic in nature. This can be associated with benign conditions like ovarian cysts or functional ovarian masses. However, low attenuation can also occur in certain malignant tumors, so further evaluation and correlation with clinical findings are often necessary for an accurate diagnosis.