The incidence of contrast-induced acute kidney injury (CIAKI) is disputed, but clinically relevant CIAKI is less frequent than previously assumed Individual patient risk factors determine the ...

The ratio of the brightest white to the darkest black on a TV or computer monitor. The larger the number, the greater the extremes; for example, car headlights can appear brilliant next to the pitch ...

(By Bob McCurdy) The definition of contrast is “to exhibit unlikeness on comparison with something else.” Contrast is important in art, where it is king, as the more different anything is in ...

Contrast-induced nephropathy (CIN) is a complication that results in the impairment of kidney function that results from the intravenous or intra-arterial contrast administration of contrast media ...

Contrast ratio is the most important aspect of a TV's performance. More than any other single metric, a set's contrast ratio will be the most noticeable difference between two TVs. That is, if you ...

Have you ever wondered why the picture on an OLED TV always looks so good? It may surprise you to discover that the punchiness of the images isn’t primarily due to resolution, colours or even high ...

Post-contrast acute kidney injury (PC-AKI) has been studied since 1945. The greater availability of computed tomography (CT), angiography, or endovascular interventions may result in a higher ...

Contrast-induced nephropathy is rare. It results from exposure to contrast dyes during certain imaging tests and cardiology procedures. People living with diabetes or advanced kidney disease may be at ...