NBME 20 Chronic obstructive pulmonary disease (NBME Answers)

Retired NBME 20 Answers

nbme20/Block 2/Question#17 (reveal difficulty score)
A 57-year old man has a hemoglobin ...
Chronic obstructive pulmonary disease 🔍 / 📺 / 🌳 / 📖
tags: hemeonc polycythemia

+17 upvote downvote
submitted by ∗hayayah(1212)

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ihsT is ervtciae hycmipyletao avr,e wihhc si edu ot ghih iatdletu or guln sesea.id a2SO is l,wo and OEP si recnids.ea

nerhotA way to pcpohara hte oqinetsu is okglnio at hte oolbd sra.me Ist' tyetpr mlnaor (on yreoeagmcysa,tk on nrescedai rebnum of t,etalples no dr,so ngnhiot uelb, et).c A olbdo smear fmor a CPOD eptitna lilw be .anrlom uJts na easinredc nuberm fo RsBC due ot het eianecdrs EPO ndegail ot iecnsdear H.gb

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mbourne ouY hou'dnlts llac it aeevtirc cyohitemlyap av"e",r as hiotcayymple eavr is a eraeptes aseesid iwht nierelyt fidetrfen ilte.oygo Tshi is eiavcteR Palmityce,hoy ro as anhtreo teopsr ad,is rpatroapipe ltbusoea piylcmathyoe areynsdoc ot rhoccin ioah.pxy +24

j44n i mjedpu on cldmsyopaetlisy ingikhnt ti was VP eud to hte jak w unittoma utb yuo naccthyllie gte dtelvaee hviyngeetr ni hatt nmtuoiat os ti owdul eb orem than sutj 'BsCR +

beetbox I olas hughtot it swa .VP How nac we llet triaecev lipmyyhotaec rfmo ctaalu PV, if VP dose ont hows orhte sdnki of olbdo lcle nsuotc esaird btu jstu an oiltsae fo CBR e?sir +1

l0ud_minority I ogt hsti wongr ubt hree ym lBe sditareanao ffo eth ooftnminair ni the egapssa woh acn owH anc ouy rdfeteftneiia htis from ritonapareipp latouebs tyhlmieoyap?c i raaatoespnPcl yndesorm si asiotaecds hwti rsncace hcus as eHarlupcltaleo n.ciCoraam rieaterydH eitosmhochrsoma can elaev ot rivle is.rcrsiho sh'aTt ywh I esohc C. But I saw orgnw. +1

epiglotitties m'I neofsc,du atoeymcliPyh raVe wa'stn in het nrwsae i,hceocs D) aws essyltydlciaomp nreoysmd wichh I not'd nithk si hte emsa sa prfvlierimlyetoaeo odsder-sri chhwi cueindl ,PV Eilstasne eTyocmtibhamroh nad rsMs.ofyioe-lbi Or aer yeth hte meas tgi?h?n o lAs ,b@exboet teh way ot tlel rivectae lymhtyicaope rfmo PV is yb inlogok at OPE. In ivecaret ti si edvleeta and si thaw is iagndle to het icaenesr in sRCB, nad in VP eth screiena ni sRCB si due ot nclpotsaie rrnnaiaosotfmt fo BRC rocrssuep NTO ssexce .OPE +

+9 upvote downvote
submitted by ∗alexb(53)

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I odnefsuc tpdmseaylosyicl eydmnsor with mprryai ofiyslbimsero ecaeusb I tthgohu -32 fo ehots BsRC leodok liek drapoert csl.le tsuJ ekli hewn heyt oswh na egaim rfo uobsull eodhipgipm dan 'rehets emso drewi ndscoe pir hotuhrg eth allradeer/smumdb yrael kimnga me hiktn is't otn PB nvee thhogu I d'ont wokn whta sele it uodlw eb. lmf

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whoissaad eMda het asem imakste +9

targetusmle i hogttuh yacetlx the ame!!s 2 eclls odkeol leik tera dpor eslcl /: +2

ilovemypuppies2295 I ohtuhtg etehr wree rtae pdor llsce oo.t deemeS kile ti luhsod be a alatasmiep n.het hO llwe +

lynn I did het s,mae but nolgoki ta 91AF gp 324 ti syas i"ceiftfevne ieosohetmispa -g;&t- stecfde in lcle inmottarua fo mooldnyhpin eie"lgan. uYo acn get bdiobel upniseoh,trl or fi it srrdgepeos ot LAM uyo'd ese euar .rods gitnohN auotb erat dpor llcse. nheT no gp 640 tera opdr ecsll uwodl eb esne ni iooiy,slmebsfr nda opisylsb lsamsahtiaes +

waterloo I toguhth het s,ema btu I tkinh ttah ludwo eb oebisrym,lisfo ton mtpyellcoasdysi. Hb is ralley hihg eher ot.o ryPtet tyrcik rof tehm to tpu ttha htree, asye knee r.kej +1

jawnmeechell ilternygsIetn ugho,en coaennggi emdoyil aemaipltsa si eth ldo mane ofr isrefb,ymslioo ihtw ie"cngga"no inbge ysosnymonu itwh iip.athiod"c" r(o ddi veeyenro aydlaer onkw hsi)t +1

bfinard1 ariPrmy isirolfesmybo si a lvraoopemeyierflti dsrodeir ont a yycsmllapdtoeis odnmeysr +

-6 upvote downvote
submitted by ∗strugglebus(189)

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tP sah epimcyalhoyt eavr fvomerareiet(ilypol sdo)irdre deu ot nrocich haipyxo dnuiced by C.PDO yodlMie liapasatme si etarx mylleudar etpomiihosase edu ot ioesrlb.osmyif eariyeHdtr othaciemhmosros owuld vahe nebe vepnor yb a isusanpr eblu astin. rysHpmnepiels dlowu have scuead acrdsdeee s,CBR dna acelpdmsslioyy nydesmor ulodw vahe wsohn rAeu rods ro balsst.

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neonem ih,gRt I tihkn shit wuldo be tsuj claeld i"ppoaterapr asbuloet mltoc"pea,yihy eswhare amchypileoyt arev si deu ot a naalntgmi 2JKA tumtaion nda dulow eb rmdtee a pyet fo ocnhirc iorvfolypeatmrieel edr.riods +14

utap2001 iyoessadllpMtyc ssondmeyr SM)(D si saol dcllae reaulPke,emi olaiasp.yldymes ni ,DMS oury enbo aormwr enods't keam unegho of shtee eyhalht oodlb ces.ll Idastne, it mksea lmraoban secll that 'raetn lyluf deepdeovl sem)umrai( tA. eht noniciodt ,vsoldepe your obne omrawr esgt ldayargul tneak erov by teh iatmumer lbood sell,c hichw otd'n wrok yppl Tr.eheor iotncdnoi nac lpedeov syowll onil)t(edn or icklqyu vress,)(geiag and ni osme ppeole ti anc eldeopv onit a teyp of akimualee llcdae atuec ydemoli lmukeeaia ).LMA( +

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