Thanks Leopoldo

Although this paper uses a concept other than sepsis (brain injury), it is interesting to note that N. saline can indeed cause hyperchloraemic acidosis if used alone for 48 hrs, and that in separate small/animal studies, this correlates with reduced renal function.

I don't think anyone in the UK would ever give just N. saline alone for this long in sepsis though, without alternating with 5% dextrose or D/saline, and part of surgical training in the UK, certainly, is to give "one salt for every two sweet (ie. litre bags)" for maintenance.

We do have tetraspan in the UK National Formulary (BNF), although I can't see Isofundine or other balanced crystalloid in there. At the moment I think our practice is to alternate N. saline with 5% dextrose, perhaps erring on the side of slightly more saline to give it a lean towards volume expansion.

Q: Does anyone want to correct me on this wrt. UK practice? Q: Does anyone know about the impact of using lactate-containing solutions such as Hartmann's which has 29mmol/L of lactate in it for sepsis?

Thanks very much indeed

Tom Morris


On Sat, 20 Apr 2013 01:21:06 -0400
"Cancio, Leopoldo C COL MIL USA USAMEDCOM" <[email protected]> wrote:
UNCLASSIFIED
info

Balanced versus chloride-rich solutions for fluid resuscitation in brain-injured patients: a randomized double-blind pilot study(blockedhttp://ccforum.com/content/pdf/cc12686.pdf) Roquilly A, Loutrel O, Cinotti R, Rosenczweig E, Flet L, Mahe P, Dumont R, Chupin A, Peneaux C, Lejus C, Blanloeil Y, Volteau C, Asehnoune K Critical Care 2013, 17:R77 (19 April 2013)


On 04/19/13, Thomas Morris wrote:
Hi George

Thanks for that: my main feeling is that the ideal fluid to give in severe sepsis/shock would presumably be plasma, or the exact consituents of that which leak out of the capillaries. Clearly this is not going to be possible, so, whilst it is important to ascertain which fluids are better (or least futile, dare I suggest it) than others, what we clearly also need are better adjunctive therapies for sepsis (ie. alongside antibiotics) to help switch off the SIRS and capillary leak, rather than just focussing on which horses are running away. Make any sense?

Two questions from me while we wait for an effective adjunctive treatment to come out:

i) Are the lactate components of Ringers' or Hartmann's anything to worry about?

ii) How much Normal Saline can we give before hyperchloraemic acidosis becomes an issue.

Thanks very much indeed

Tom Morris
Infectious Disease/General Medicine Registrar
Leicester, UK


On Fri, 19 Apr 2013 11:06:45 +0000
"Kramer, George C." <[email protected]> wrote:
>A perspective from a not so humble physiologist studying fluid resuscitation of shock.
>
>Large volumes of Normal Saline can contribute to hyperchoremic acidosis and renal dysfunction. Normal saline is not normal.
>
>Lactated Ringers or better Plasmalye are electrolyte balanced. plasmalyte is isotonic. Normal saline is hypertonic (maybe ok, except for the chloride), but LR is hypotonic, can contribute to cerebral edema. In large volumes.
>
>In small volumes or relatively 'healthy' patients these differences are not important.
>
>Albumin — best available evidence from mortality outcomes, is Albumin is not better and may be worst. However, when you need rapid boast to cardiovascular function it is superior. Many suggest that mortality outcomes is not the whole story. And the trial data is muddled. And the meta-analyses are flawed.
>
>The downside of albumin may be that it leaks into interstitial space some and holds water and long term is worst. Lung may be particularly concern. This is more likely when you have permeability leak and you have that big time with sepsis.
>
>These topics remain controversial by experts in fluid space and under appreciated and confusing to non experts.
>
>Best email for me is
>[email protected]
>
>George C Kramer, PhD
>Director, Resuscitation Research Lab
>Professor, Dept. of Anesthesiology
>301 University Blvd.
>UTMB, Galveston, TX 77555-1102
>
>Office (Mary) 409-747-0077
>Direct: 409-772-3969
>Cell: 409-939-3040
>Lab (Muzna) 409-772-6885
>Fax: 409-772-8895
>UTMB email: [email protected]
>http://www.utmb.edu/rrl/
>
>
>G
>
>
>
>
>
>From: "[email protected]<mailto:[email protected](javascript:main.compose()>" <[email protected]<mailto:[email protected](javascript:main.compose()>>
>Date: Wednesday, April 17, 2013 12:39 PM
>To: "[email protected]<mailto:[email protected](javascript:main.compose()>" <[email protected]<mailto:[email protected](javascript:main.compose()>>, "[email protected]<mailto:[email protected](javascript:main.compose()>" <[email protected]<mailto:[email protected](javascript:main.compose()>>
>Subject: Re: [Sepsis Groups] NSS vs Albumin
>
>Usually we see NSS in ED and recently the Intensivists started adding Albumin to continued need for NSS boluses.
>
>From: [email protected]<mailto:[email protected](javascript:main.compose()> [mailto:[email protected]](javascript:main.compose() On Behalf Of Katzaman, Alecia
>Sent: Monday, April 15, 2013 3:10 PM
>To: '[email protected]<mailto:'[email protected](javascript:main.compose()>'
>Subject: [Sepsis Groups] NSS vs Albumin
>
>What does everyone do in terms of fluid resuscitation – do you give NSS or Albumin? What do you do in the ED? DO you have a limit of NSS that is given before Albumin is given, or is provider specific?
>
>Alecia Katzaman, MSN, RN
>Emergency Department Quality Improvement Coordinator
>
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>[email protected]<mailto:[email protected](javascript:main.compose()>
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