Arterial lines & Waveforms

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Arterial lines are commonly used in the ICU for sampling arterial blood and for invasive hemodynamic monitoring. This ICU OnePager shows you how arterial lines work, teaches you how to troubleshoot them, and reviews some of the common (and not so common) diagnostic clues hidden in the arterial pressure waveform.

Author(s): Nick Mark, MD

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Attribution:   Title: “Arterial lines & Waveforms”   Creator: “Nick Mark MD“  Source:OnePager ICU“   License: “CC BY-SA 3.0

Citation Example:   OnePagers: Mark NM, “Arterial lines & Waveforms” Published 2020-09-14, OnePagerICU, URL: (accessed Date)