Austin Health

Title
Classic and Nonclassic Renin-Angiotensin Systems in the Critically Ill.
Publication Date
2019-04
Author(s)
Bitker, Laurent
Burrell, Louise M
Subject
Acute kidney injury
Acute respiratory distress syndrome
Angiotensin
Angiotensin-converting enzyme
Inflammation
Renin
Sepsis
Septic shock
Type of document
Journal Article
DOI
10.1016/j.ccc.2018.11.002
Abstract
Classic and nonclassic renin-angiotensin systems (RAS) are 2 sides of an ubiquitous endocrine/paracrine cascade regulating blood pressure and homeostasis. Angiotensin II and angiotensin-converting enzyme (ACE) levels are associated with severity of disease in the critically ill, and are central to the physiology and the pathogenesis of circulatory shock. Angiotensin (1-7) and ACE2 act as an endogenous counterregulatory arm to the angiotensin II/ACE axis. The tissue-based RAS has paracrine effects dissociated from those of the circulating RAS. Exogenous angiotensin II or ACE2 may improve the outcome of septic shock and acute respiratory distress syndrome, respectively.
Link
Citation
Critical care clinics 2019; 35(2): 213-227
Jornal Title
Critical care clinics

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