What range of mOsm/kg of water is characteristic of high-osmolar contrast?

High-osmolar contrast agents are characterized by a higher concentration of osmotically active particles per kilogram of water, which can lead to increased osmolarity. The range for high-osmolar contrast is typically 1000-2400 mOsm/kg of water. This high osmolarity can result in higher viscosity and can impact the body's fluid balance, potentially leading to adverse effects when used in certain patient populations.

In contrast, other types of contrast agents, such as low-osmolar contrasts, generally fall into a lower osmolarity range, which tends to be less irritating and associated with fewer side effects. Understanding the specific osmolarity of contrast agents is crucial for healthcare professionals as it influences patient safety, the risk of adverse reactions, and the choice of contrast media in imaging studies.