Apea Predictor Q And A

ISM:gkFinitegkM Chaptergk12:gkDifferencegkEquationsgkandgkMathematicalgkM
ath odels
APEA PREDICTOR Q AND A
Anj15njyearsnjoldnjhighnjschoolnjstudentnjwithnjanjmildnjsorenjthroatnjandnjlow-
gradenjfevernjthatnjhasnjpersistednjfornjaboutnj3njweeks.njShenjreportsnjgeneralnjmalaise,njfatigue,njandnjloss
njappetite.njThenjNPnjsuspectsnjmononucleosis.njWhichnjofnjthenjfollowingnjisnjthenjLEASTnjappropriate njinte
ention?nj
Palpatenjthenjlymphnjnodesnjandnjspleennj
njExaminenjthenjposteriornjoropharynxnjfornjpetechiaenjObtainnjanjCBC,njthroatnjculture,njandnjheterophilnjan
odynjtest.
njObtainnjannjurinalysesnjandnjserumnjfornjLFTsnjandnjamylasenj-njanswer--
ObtainnjannjurinalysesnjandnjserumnjfornjLFTsnjandnjamylase




Explanation:njmononucleosisnjisnjanjsymptomaticnjinfectionnjcausednjbynjthenjEpstein-
Barnjvirus.njCommonnjisnjpeoplenj15-
24njyearsnjofnjage.njCommonnjsignsnjandnjsymptomsnjfollowingnjincubationnjperiodnj(1-
2njmonths)njincludenjfatigue,njchills,njmalaise,njanorexia,njwhitenjtonsillarnjexudatesnjandnjlymphadenopathy
ornjposteriornjcervicalnjregion.njSplenomegalynjcannjbenjpresent.njAnjmaculopapularnjornjoccasionallynjanjpe
chialnjrashnjoccursnjinnjlessnjthannj15%njofnjpatients.njAnjdiagnosisnjisnjusuallynjmadenjusingnjthenjMonospot.
njaddition,njneutropenianjandnjlymphocytosisnjarenjusuallynjdetectednjinnjthenjCBC


Anj32njyearsnjoldnjmalenjpatientnjcomplaintnjofnjurinarynjfrequencynjandnjburningnjonnjurinationnjfornj3njdays.n
inalysesnjrevealsnjbacteriurianjandnjpositivenjnitrites.njHenjdeniesnjanynjpastnjhx.njOfnjurinarynjtractnjinfection
Thenjinitialnjtreatmentnjshouldnjbe:nj
a.njtrimethoprim-sulfamethoxazolenj(Bactrim,njSulfatrim)njfornj7-10njdaynj
b.njciprofloxacinnj(Cipro)njfornj3-5njdaysnj
c.njTrimethoprim-Sulfamethoxazolenjfornj3njdaysnj
d.nj750njmgnjciprofloxacinnjasnjanjone-timenjdosenj-njanswer--.njtrimethoprim-
sulfamethoxazolenj(Bactrim,njSulfatrim)njfornj7-10njdaynj




Explanation:njtrimethoprim-
sulfamethoxazolenj(TMPS)njisnjusuallynjnnjappropriatenjmedicationnjtonjtreatnjurinarynjtractnjinfectionsnjinnjm
tnjpatients.njInnjthenjcasenjofnjcommunitynjresistancenjtonjTMPSnj>20%^,njanothernjmedicationnjshouldnjbenjs
stituted.njInnjmen,njthenjappropriatenjlengthnjofnjtimenjisnj7nj10njdays.njWomennjmaynjbenjtreatednjfornj3njdaysn
rnjuncomplicatednjUTI

Whichnjagentnjisnjmostnjeffectivenjfornjthenjtreatmentnjofnjnodulocysticnjacne?nj
Benzoylnjperoxidenj(Benzac)nj
Retinoicnjacidnj(RetinnjA)nj
Topicalnjtetracyclinenj
Isotretinoinnj-njanswer--Isotretinoin

, Chaptergk12:gkDifferencegkEquationsgkandgkMathematicalgkM ISM:gkFinitegkM
odels ath
Explanation:njIsotretinoinnj(Accutane)njisnjanjsystemicnjagentnjindicatednjfornjtreatment njwithnjseverenjinflam
atorynjacne.njGuidelinesnjfornjitsnjusenjmustnjbenjclearlynjunderstoodnjbynjthenjpatient.njAnjwomannjofnjchildbe
ingnjagenjmustnjusenjannjeffectivenjmethodnjofnjcontraceptionnjbecausenjisotretinoinnjisnj1njTherenjarenjmany
estrictionsnjinnjprescribingnjthisnjmedicationnjbecausenjofnjthenjteratogenicnjeffectsnjisnjgivennjduringnjpregna
cy.njTherefore,njitnjisnjanjpregnancynjcategorynjX.

Annj18njy/
onjwomannjisnjtakingnjanjcombinednjhormonalnjoralnjcontraceptive.njShenjshouldnjbenjinstructednjtonjusenjanjb
kupnjmethodnjfornjthenjpreventionnjofnjpregnancynj
a.njThroughoutnjthenjweeknjofnjplacebonjpillsnj
Ifnjprescribednjtopiramatenj(Topamax)njfornjthenjtreatmentnjofnjmigraines.nj
Ifnjprescribednjamoxicillin/clavulanatenj(Augmentin)njfornjanjsinusnjinfectionnj
ifnjshenjforgetsnjtonjtakenjanjsinglenjdosenjofnjthenjcontraceptivenj-njanswer--
Ifnjprescribednjtopiramatenj(Topamax)njfornjthenjtreatmentnjofnjmigraines.nj


Explanation:njAnticonvulsantnjincludingnjphenytoinnj(Dilantin),njcarbamazepinenj(Tegretol),njprimidonenj(M
oline),njtopiramatenj(Topamax)njandnjoxcarbazepinenj(Trileptal)njreducenjthenjeffectivenessnjofnjcontracept
s.njDepo-medroxyprogesteronenjacetatenjinjectionsnjornjlevonorgestrel-
releasingnjintrauterinenjdevicesnjwouldnjbenjanjbetternjmethodnjofnjcontraceptivenjfornjpatientsnjtakingnjantico
vulsants.njMostnjcommonlynjusednjantibioticsnjhavenjnotnjbeennjprovennjtonjreducenjthenjeffectivenessnjofnjc
traceptives.njRifampinnjisnjannjexception,njandnjadditionalnj....njBenjusednjbynjwomennjtakingnjthisnjdrugnjandn
singnjoralnjcontraceptives,njtransdermal,njornjvaginalnjringnjpreparations.njAdditionalnjbackupnjcontraceptio
shouldnjbenjusednjifnjtakingnjantifungalnjagents.njNonjadditionalnjprotectionnjisnjneedednjthoughtnjthenjweeknjo
placebonjpills.njMissingnjonenjsinglenjdosenjofnjcontraceptivenjdoesnjnotnjrequirenjadditionalnjprotection,njmis
ngnjmorenjthannjonenjdosesnjdoes.

Anj44njyearsnjoldnjfemalenjpatientnjhasnjdiabetes.njHernjtotalnjcholesterolnj(TC)njisnj250njmg/dlnj(6.5njmmol/
L),njLDL=nj190njmg/dLnj(4.94njmmol/L),njHDL=nj25njmg/dLnj(65njmmol/L),njandnjtriglycerides=nj344njmg/
dLnj(8.94njmmol/
L).njWhatnjagentnjhavenjthenjgreatestnjeffectnjonnjimprovingnjhernjlipidnjprofilenjandnjreducingnjmorbiditynjand
mortalitynjassociatesnjwithnjdyslipidemia?
Atorvastatinnj
Niacinnj(Niaspan)nj
Omeganj3njfattynjacidsnj
Fenofibratesnj-njanswer--Atorvastatinnj


Explanation:njFirstnjandnjforemost,njitnjisnjessentialnjtonjeducatenjindividualsnjonnjanjheart-
healthynjlifestyle.njLDL-
Cnjisnjonenjofnjthenjmajornjculpritsnjinnjthenjdevelopmentnjofnjatheroscleroticnjheartnjdisease.njThenjtargetnjlev
ofnjLDL-Cnjisnjbetweennj50njtonj70mg/
dlnjtonjpreventnjplaquenjformationnjinnjthenjbloodnjvessels.njGuidelinesnjstronglynjrecommendnjstatinnjtherap
becausenjtheynjprimarilynjlowernjLDL-
Cnjlevels,njbutnjtheynjalsonjhavenjthenjsecondarynjeffectsnjofnjloweringnjtriglyceridenjandnjincreasingnjHDL-
Cnjlevels.

Anj30njyearsnjoldnjfemalenjcomesnjintonjanjclinicnjwithnjclassicnjsignsnjandnjsymptomsnjofnjappendicitis.njThen
Pnjfailsnjtonjrefernjthenjpatientnjtonjanjsurgeon.njThenjappendixnjrupturesnjandnjthenjwomannjdie.njThisnjisnjannje
amplenjofnj
Failurenjofnjdiligence