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Journal ArticleDOI

Furosemide in patients with heart failure: Shift in dose-response curves

TLDR
Patients with congestive heart failure had shifts in this curve and for a number of patients the configuration differed substantially from a sigmoid curve, suggesting that furosemide excretion rate was related to response.
Abstract
We studied 10 patients with congestive heart failure to assess the dynamics of their response to 40 mg of furosemide. Patients excreted less sodium than normal controls: 142 +/- 36 and 245 +/- 16 mEq/4 hr (p < 0.05). Patients delivered the same amount of furosemide into the urine--14.9 +/- 2.0 and 18.7 +/- 2.1 mg/4 hr (p < 0.20)--but the time course of delivery differed. Normal subjects had a sigmoid-shaped curve when furosemide excretion rate was related to response. All patients but one had shifts in this curve and for a number of patients the configuration differed substantially from a sigmoid curve.

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Citations
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ACC/AHA 2005 guideline update for the diagnosis and management of chronic heart failure in the adult: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Update the 2001 Guidelines for the Evaluation and Management of Heart Failure).

TL;DR: The American College of Cardiology (ACC)/American Heart Association (AHA) Task Force on Practice Guidelines regularly reviews existing guidelines to determine when an update or full revision is needed.
Journal ArticleDOI

2009 Focused Update: ACCF/AHA Guidelines for the Diagnosis and Management of Heart Failure in Adults

TL;DR: The 2009 Focused Update: ACCF/AHA Guidelines for the Diagnosis and This information is current as of August 30, 2010 http://content.onlinejacc.org/cgi/content/full/53/15/1343 located on the World Wide Web at: The online version of this article, along with updated information and services, is
References
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Journal ArticleDOI

The renin-angiotensin-aldosterone system in congestive failure in conscious dogs.

TL;DR: The renin-angiotensin-aldosterone system plays an essential role in the maintenance of blood pressure during the genesis of congestive failure; in the later stages, blood pressure is dependent upon the increase in plasma volume.
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The Kidney in Heart Failure

TL;DR: The kidneys participate to a major extent in the pathogenesis of congestive heart failure and a complex alteration of homeostatic mechanisms results when the heart fails as a pump.
Journal ArticleDOI

Pharmacodynamic analysis of the furosemide-probenecid interaction in man.

TL;DR: Probenecid pretreatment in man increased the overall response to furosemide in contrast to animal studies in which probenecid decreased response by inhibiting proximal renal tubular secretion of furoSemide to its active site.
Journal ArticleDOI

Deranged Sodium Homeostasis in Cirrhosis

TL;DR: The author's purpose is to review the role of renal sodium handling in liver disease and the reappraisal of thinking with regard to this abnormality in the light of recent findings from several laboratories.
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