Re: Group B Beta strept screening

From: Efrain Ramirez (eramirez@icepr.com)
Fri Jan 28 13:13:43 2000


How many of the listmembers have had anaphylactic reactions to antibiotics in labor? How many of the list members have had babies with severe neonatal sepsis/deaths because of GBS?

Me? never a reaction in almost 30 years. Babies?-- do not have an exact number but at least 4-5 deaths and more than a dozen very sick ones. I know I am biased and have no data--maybe in Puerto Rico the colonization rate is higher than in other places--I don't know--maybe I'll change my mind--who knows-- but it better be a good data to show me that I am harming patients. At least must be better than " 1) the natural history of colonization shows that although 25% of people are colonized at any given time, it's *not* the same 25% - colonization comes and goes; " yeah--sure--umjú.

At Thu, 27 Jan 2000, Cheri Van Hoover wrote: >
>Jim Connerth wrote:
>
>> No need to screen-assume colonization and Rx in labor---
>>
>> Lily Kay CNM wrote:
>>
>> > If a woman has had a positive GBBS culture in a previous
>> > pregnancy, should she be rescreened in subsequent pregnancies, or
>> > assumed to be colonized and given prophylaxis in labor without
>> > rescreening?
>
>This is not the CDC recommendation.
>
>I asked this question of Stanford's Bill Benitz at a recent conference.
>He's done a very impressive job of reviewing the risk factors for GBS
>and putting together an odds ratio analysis. I'm including the
>reference to his recent article in Pediatrics below. He said that women
>should not be treated in labor based on a previous colonization (as
>opposed to previous infant with GBS disease). The reasons: 1) the
>natural history of colonization shows that although 25% of people are
>colonized at any given time, it's *not* the same 25% - colonization
>comes and goes; 2) there is concern in the pediatric community about the
>increase in antibiotic-resistant enterococcal sepsis of the newborn
>which they believe is a product of the rise in GBS prophylaxis; and 3)
>the risk of maternal allergic reaction (including anaphylaxis) is not
>insignificant - and the fetus can be damaged by adverse maternal
>response to antibiotics without full maternal anaphylaxis.
>
>Benitz WE, Gould JB, Druzin ML. Risk factors for early-onset group B
>streptococcal sepsis: Estimation of odds ratios by critical literature
>review. Pediatrics 1999; 103:e77. URL:
>http://www.pediatrics.org/cgi/content/full/103/6/e77
>
>--
>Cheri Van Hoover, CNM
>San Francisco, CA
>

--
"The things you learn after you know everything are the important ones"




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