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Retired NBME 20 Answers

nbme20/Block 1/Question#23 (reveal difficulty score)
A 34-year-old man who is HIV positive is ...
CD4+ T lymphocytes 🔍 / 📺 / 🌳 / 📖
tags: Immuno

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 +5  upvote downvote
submitted by sympathetikey(1600)
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4C+D lcels etivacat Beslcl- hcwih mfor colfsleil dan eusca nmtreelaegn of lmhpy n.sedo rheeefr,oT in an ASDI pe,ttain ot reegnla the ylmhp eod,ns teh +C4D onynucftdsi umst be reslo.dve

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breis  Yea i get tt,ah tub if hte naittesp D4C aws 53~, woh in the owdrl idd hte C4D tncuo iers ongehu to mtltasuie B llec .a?.reiolfr.inpto I otn'd egt ti +10
namira  hTe lyon ithgn i acn hitkn fo is aehht :tt c4d ctuno taht is nievg wsa ektan irpro ot ngihva dasrtte the lirevairnoatrt yeaphr.t ecS ni teh uoqesnit sksa tbauo drvimepo" ifc"ontun, byame tsi rngrreife to het eraptyh ulyalact ngbie fecvifeet nad sit enaamgd ot enirasec 4cd uncot dan nunfcoit so as to be aleb to oibcutetrn to lpymh oedn netemerlgna due ot yco.m iavmu +13
kamilia20  I uotghh ti nferarts ot a hlyM,GpmOamo +1
bgreen27  sThi swrane inanoxtelap msepili htta dnitunfoscy neasm ra,cyistc ?tgihr But aer teh 4DC cells tylcalau nfictaulnyods ni HI?V ro sujt cscra?e I 'tnod ekli shti osteuqin esuecba aylcrel btoh 4DC and B clsel rae ineovdvl ni lmhpy odne garenlntmee ADN if vidromep oniucfnt = erscdaein bnuer,m tnhe hbot B lecls and CD4 cells loudw meet atht arriteic. +1
drdoom  be7egr2n@ t“i”eplndoe si eht ermo rceespi tmre ehre ua(ohgthl I oudlw ton be isrsuredp if 4CsD fo +HIV uiadlndsvii rewe asol emoohsw i)nflutyond.acs +1
drdoom  7nbe@ger2 ,soal erbmeemr ttha a lnsieg 4DC can idrev eth reortfniilaop of m~a~yn B .sclle S,o ys,e hpylm noed rtenmgelane is rdnive by sD4C, but iultralvy lla of het sasm si auilaebttbrt to B llec ap.enoxins Tah(t i,s if oyu dsenppi uto an tactvdeia pmylh endo nda thne eigehdw lla het T lscle dan ntha egihwed lal eth B lec,sl ydou’ dfin eht ymhpl deno si lsmyto B“ cell .hit)g”ew +3
bgreen27  so I ikthn I dnesar,tdnu fodinectlstonu~dnepiy adn pinecetnaeisr"eor~l ni ofui"nnct btu reorafinoptil is enhietr eher nro hrtee ecaesbu 'sit llryea stuj Bclle nuoi""nftc +1



 +3  upvote downvote
submitted by andremosq(9)
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oQiusent akss bauot het seauc fo het nlmetraeeng fo myhLp sdneo .. yLmhp onde aarxrtoecP searegln in an rmeetex lralcleu munemi npseeosr (ccliaraaport aslyh)papeir gasaitn riuvs dnteecfi clsle 0(Fa2PA.g .6T 9) clsel lugrtaee l-cle editaem ymmtiniu ... DC4 T sellc ifeillypacsc si eht EDICRT llCe nIeunmm es.rseonp D8 C T elcl is it.ctoycox

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lulumomovicky  SHIT IS THE RALE OPELNAAIX.NT hTansk +
realnorthomfs  reHa !rhea 020F2A 9p6 +



 -9  upvote downvote
submitted by hayayah(1212)
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ombyMceiuatcr avmui cpexolm eonisticnf rae a noommc stiuponoicrtp teionnfic in tnespait whti ecadavnd AIDS 4(CD tunoc l)t.&50;

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realfakedreams  hyhaa@ay you eewr iengb ay..zl .mhs. mio He tdatres rrtlitvine-raao eya.thrp IVH ntcfsei CD4 sTClle- houhgtr tieehr RC5C or moer cmomolyn CXC.4R caueBes fo nerraiva-irltsot ttars w,gnkoir VIH ntis blae ot iectfn nyramoe D4C T els.cl Tuhs C4D t pescymolthy elelvs tsatr ot esri nda era able ot aticev B .lsecl +16
myf1991  hWy 'nact it be ?nmetocoy hgmeaaopcr eta ACM dna ranittce whit 4CD +1
weenathon  f1199@my I saol ltocrieyrnc hceos toncsoem,y tub if oyu lkoo at hte qneotusi aelu,rylfc ti si leypicisfcal gsnkai tahw ecll is rdeeiqru rfo teh hypml nedso to eegrna,l ont hcihw ecll si lhandign eht rbyumeotmcaic vumia fci.teonni eincS 4DC llcse mtiuealst B lelcs ot eraeiltropf ni lhmyp onde el,llisfoc hihwc uwdol maek them ,eigbrg C+4D T lelsc si teh sr.enwa +4
j44n  hsaraecmpog dotn grnaele sneod ni fatc teyh ekam mhte lm,arlse ginetl ybod scam eat all eht abd B sellc in a oedn os domrvpei mca xnf douwl eedeacrs eth oend sezi +
mpel14  To dad to nami,@ra an cefsionuti daeiess ocd srdeeidbc hist cocenpt in an HVI elcuert wheer eh siad htat pirro ot eht Tx htiw roeavtlarnitri petrh,ay hte tp hsa shcu wlo C4D tnuco atth hetir mumine metsys antocn rmfo a eessonrp ot eht etnin,fcoi dna eaftr tiehr imunme ymests is ignev a tlghsi tsoob with teh dsgr,u hiret nimmue ymesst nca ilnafly e"se" eth infecitno g;-t& unmot nspsreoe -t&g; uacsse /SS +



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