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NBME 15 Answers

nbme15/Block 4/Question#17 (reveal difficulty score)
A previously healthy 18-year-old woman comes ...
Ξ²-Lactamase production πŸ” / πŸ“Ί / 🌳

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submitted by βˆ—neonem(599),
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hlAlooc waaltwrdhi adlse ot a hihrtcesvi-ail-aympptkyttieecy edsnrmoy twih mrotesr, NH,T ,iamnniso IG su,pet hrsiaode,ips nda mild gtantoaii 3-63 ohurs taerf teh atls nr.ikd Treeh is a ,larsimi but lauyusl lsythilg elrta, lvpraeo of hwdrwaiatl rzeesisu 6-48 ruohs reaft the tals

submitted by βˆ—cheesetouch(222),
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Aclilimipn dan( comlixinali nda lipolnscmnien)iia rae cniliinstaeipislevn-see pnsiienlc.i aeenRsstic scuorc wneh bteraica peuodcr isclapinenlei (a ypte of taeb csamateal) icwhh lcseeva eht acmat-Bl n.rig tseiRcnase ot cahsesoilponrp soccru ewnh eiracatb prcdoeu hopnrcaoseplsi a( ypet fo ebat mc)talsaae RO utogrhh usarttrcul aegcshn ni dlbnninp-ieniliicg espnoitr .a(pestsasnit)rdep 0F182A 8198-81

beto  produce cephalosporinases* +1  

submitted by βˆ—cassdawg(1534),
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ghhoTu imncliaipl dan etfnaerxoci ear btoh neridoedsc teab amltac tbiiai,tscon Most ponslsaecriohp evah tiisnncri tesceniasr to teh estatceaam-bsal that iatavtneic toher ctaemtsal-ab FA022(0 9.81)p Cpaoihlspnoe easscetirn is edscua yb uracutrtsl gcaensh in het nsdreettasipasp ol(as llacde icinelpnli inbindg nr)tpoi,e or tivcioiatann yb slaernsocaoppeshi (a icesipcf ptey of ataaelcs-baemt)

submitted by βˆ—agraham416(3),

I understand why the answer is B-Lactamase prod., but can someone explain why alterations in the PBP in incorrect?

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