NR 603 WEEK 1 |2025| complete exam
test questions and verified answers
(MULTIPLE CHOICES) AND
RATIONALES|GET IT 100%
ACCURATE
A b75-year-old bman bis binvolved bin ba bmotor bvehicle baccident band bstrikes bhis
bforehead bon bthe bwindshield. bHe bcomplains bof bneck bpain band bsevere bburning bin
bhis bshoulders band barms. bHis bphysical bexamination breveals bweakness bof bhis
bupper bextremities. bWhat btype bof bspinal bcord binjury bdoes bthis bpatient bhave?
A banterior bcord bsyndrome b
B bcentral bcord bsyndrome b
C bBrown-Séquard bsyndrome b
D bcomplete bcord btransection b
E bcauda bequina bsyndrome
ANS: bB b- bcorrect banswer✔✔Central bCord bSyndrome
the bcentral bcord bsyndrome binvolves bloss bof bmotor bfunction bthat bis bmore bsevere bin
bthe bupper bextremities bthan bin bthe blower bextremities, band bis bmore bsevere bin bthe
bhands. bThere bis btypically bhyperesthesia bover bthe bshoulders band barms. bAnterior
bcord bsyndrome bpresents bwith bparaplegia bor bquadriplegia, bloss bof blateral
bspinothalamic bfunction bwith bpreservation bof bposterior bcolumn bfunction. bBrown-
Séquard bsyndrome bconsists bof bweakness band bloss bof bposterior bcolumn bfunction
bon bone bside bof bthe bbody bdistal bto bthe blesion bwith bcontralateral bloss bof blateral
bspinothalamic bfunction bone bto btwo blevels bbelow bthe blesion. bComplete bcord
btransection bwould baffect bmotor band bsensory bfunction bdistal bto bthe blesion. bCauda
bequina bsyndrome btypically bpresents bas blow bback bpain bwith bradiculopathy.
A b37-year-old bman bfell bfrom ba bladder bas bhe bfinished bhanging bthe bChristmas blights
bon bhis bhouse. bThe bright bside bof bhis bhead bhit bthe balley bcement, band bhe blost
bconsciousness bfor babout b1 bminute; bhe bwoke bup bwith ba bheadache, bbut bhe bhad
bno bother bcomplaints. bA bfew bhours blater, bthe bpatient bis bbrought bto bthe bemergency
broom bby bhis bneighbor bbecause bof ban bintense bheadache, bconfusion, band bleft bhand
bhemiparesis. bOn bexamination, bthe bpatient bhas ba bbruise blocated bover bthe bright
,btemporal bregion, bmydriasis, band bright bdeviation bof bthe bright beye, bpapilledema, band
bleft bextensor bplantar bresponse. bAn bemergency bCT bscan bof bthe bhead bwithout
bcontrast breveals ba blens-shaped bhyper-density bunder bthe bright btemporal bbone bwith
bmass beffect band bedema. bWhat bis bthe bmost blikely bdiagnosis?
Answer bChoices
1 bEpidural bhematoma
2 bSubdural bhematoma
3 bSubarachnoid bhemorrhage
4 bIntracerebral bparenchymal bhemorrhage
5 bAcute bmeningitis
ANS: b1 b- bcorrect banswer✔✔Epidural bHematoma
Epidural bhematoma bmost boften bresults bfrom ba btraumatic btear bof bthe bmiddle
bmeningeal bartery. bAlthough ba blucid binterval branging bfrom bminutes bto bhours
bfollowed bby baltered bmental bstatus band bfocal bdeficits bis btypical bfor bepidural
bhematoma, bthis bclinical bpicture bis bonly bencountered bin bup bto b1/3 bof bthe bpatients.
bThe bcollection bof bblood bbetween bthe bskull band bdura bmater bcauses ban bevident
bmass beffect bwith bophthalmic bnerve bpalsy band bthe bcontralateral bhemiparesis.
bSurgical bevacuation bof bthe bclot bvia bburr bholes bis bthe btreatment bof bchoice.
Subdural bhematoma bresults bfrom ba btraumatic brupture bof bthe bbridging bveins bthat
bconnect bthe bcerebrum bto bthe bvenous bsinuses bwithin bthe bdura. bThis bvenous
bhemorrhage bwill bresult bin ba bgradual bincrease bof bthe bhematoma, bwith ba
bprogressive bclinical bpicture bover bdays bor bweeks. bThe bCT bscan bwill bshow ba
bconcave, bcrescent-shaped bhyper-density bcompared bto bthe bconvex, blens-shaped
bhyper-density bin bepidural bhematoma.
Subarachnoid bhemorrhage bis bthe bresult bof ban baneurysm brupture; bthe bmost
bcommon bis bthe bcongenital bberry baneurysm. bThe bclinical bpicture bis bof ba bsudden,
bsevere bheadache bwith bmeningeal birritation. bA bCT bscan bwill bshow bblood bin bthe
bsubarachnoid bspace, band ba blumbar bpuncture bwill breveal bxanthochromia bCSF.
Intracerebral bparenchymal bhemorrhage bis bmost blikely bcaused bby bhypertension
bcomplicated bwith bCharcot-Bouchard baneurysms. bThe bblood baccumulates binto bthe
bbrain bsubstance band bmost bcommonly binvolves bthe bbasal bganglia.
Acute bmeningitis bis bnot bassociated bwith btrauma. bFever band bsigns bof bmeningeal
birritation bdominate bthe bclinical bpicture. bLumbar bpuncture, bindicated bif bthere bare bno
bfocal bneurological bsigns bon bclinical bexamination, bwill bbe bthe bdiagnostic bprocedure.
bThe bCT bscan bof bthe bpatient bpresented bin bthis bcase bis bcharacteristic bfor bepidural
bhematoma, band bthere bis bno bindication bfor ba blumbar bpunctu
A b31-year-old bwoman bpresents bwith ba bpurpural brash bcovering bher barms, blegs, band
babdomen. bShe balso bhas bfever, bchills, bnausea, babdominal btenderness, btachycardia,
band bgeneralized bmyalgias. bPrior bto bthe bdevelopment bof bthe brash, bthe bpatient
bnoted bthat bshe bhad ba bheadache, bcough, band bsore bthroat. bLaboratory bstudies
,bwere bpositive bfor bGram-negative bdiplococci bin bthe bblood, balong bwith
bthrombocytopenia band ban belevation bin bPMNs. bUrinalysis bshowed bblood, bprotein,
band bcasts. bVital bsigns bare bas bfollows: bPB b92/66, bP b96, bRR b14, bT b39. bThe
bpatient bdenies bany bforeign btravel band bdoes bnot bhave bany bsick bcontacts.
bHowever, bshe bdoes bwork bpart btime bas ba bnurse bin ba blocal bhospital.
Question b
The bpatient bis bdiagnosed bwith bMeningococcemia; bshe bis badmitted bto bthe bhospital
band bplaced bin brespiratory bisolation. bWhat bmajor bcourse bof btherapy bshould bthis
bpatient breceive?
Answer bChoices
1 bSteroids
2 bSupportive bcare
3 bAntibiotics
4 bTransfusion
5 bBacterici b- bcorrect banswer✔✔Antibiotics
Antibiotics bare bthe btreatment bof bchoice bfor bmeningococcemia. bThe bpreferred bdrug
bfor bactive binfection bis bpenicillin bG. bFor bthose ballergic bto bpenicillin, bchloramphenicol
band bcephalosporins b(ie, bcefotaxime, bcefuroxime) bmay bbe bused bas balternatives.
Patients bwill balso breceive bsupportive bcare, bbut bantibiotic btherapy bmust bbe binitiated
bquickly bif bthe bpatient bis bto bsurvive. bIntensive bcare bplacement bmay bbe bnecessary
bif borgan bfailure bis bimminent. bVentilatory bsupport, binotropic bsupport, band bIV bfluids
bare bnecessary bin bsome. bIf badrenal binsufficiency boccurs, bcorticosteroid breplacement
bmay bbe bconsidered. bA bcentral bvenous bline bhelps bto bprovide blarge bamounts bof
bvolume bexpanders band binotropic bmedications bfor badequate btissue bperfusion.
Steroids bhave bnot bbeen bshown bto bplay ba bmajor brole bin bthe btreatment bof
bmeningococcemia. bHowever, bthey bhave bbeen bused bin baddition bto bantibiotic
btherapy. bIn bthe bcase bof badrenal binsufficiency, bfor bexample, bsteroid breplacement
bhas bbeen bshown bto bbe bbeneficial.
Transfusion bdoes bnot bgenerally bplay ba bmajor brole bin btreatment. bIf bthe bpatient
bsuffers bfrom ba bdevastating bcoagulopathy, bblood bor bblood bproducts bmay bbe
breplaced bas bnecessary.
Bactericidal/permeability-increasing bprotein bis ba bprotein bstored bin bthe bgranules bof
bneutrophils. bIt bbinds bto bendotoxin bin bvitro band bneutralizes bit. bThis btechnique bis
bexperimental, band bit bis bnot bused bin beveryday btreatment bof bmeningococcemia.
In bmyasthenia bgravis, bweakness bis ba bresult bof binsufficient bacetylcholine
btransmission bat bthe bneuromuscular bjunction; bhowever, bweakness bcan balso boccur
bwith boverdosing bof bthe bcholinergic bmedications bused bto btreat bmyasthenia. bWhat
bsymptom bhelps bdifferentiate ba bmyasthenic bcrisis bfrom ba bcholinergic bcrisis?
Answer bChoices
, 1 bRespiratory bfailure
2 bBilateral bptosis
3 bMuscle bfasciculations
4 bDiplopia
5 bNormal bmuscle bstretch breflexes
ANS: b3 b- bcorrect banswer✔✔Muscle bFasiculations
Signs bof bcholinergic boverdosage binclude bmuscle bfasciculation, brhinorrhea,
blacrimation, bsalivation, bincreased bbronchial bsecretions, bnausea, bor bdiarrhea. bThe
bpresence bof bany bof bthese bsuggests bthat bthe bpatient's bweakness bmay bbe bdue bto
bcholinergic bcrisis. bThe bother bsigns bare bdue bto bweakness band bcan boccur bin beither
bcondition.
A b54-year-old bman bpresents bafter bhaving ba bgeneralized bseizure. bThe bpatient bis
bHIV bpositive, bbut bhe bhas bbeen bunable bto bafford bantiretroviral btherapy bsince blosing
bhis bjob b2 byears bago. bOther bthan bcachexia, bthe bphysical bexam bis bunremarkable.
bUpon bfurther binquiry, bthe bpatient balso bnotes bthat bhe bhas bbecome bshort-tempered
band bhypercritical; bat btimes, bhe bseems bconfused. bAn bMRI bof bthe bbrain bis
bperformed, band bit breveals bseveral bcortical bring-enhancing blesions.
Question b
What bis bthe bmost blikely bdiagnosis?
Answer bChoices
1 bAIDS bdementia bcomplex
2 bCryptococcal bmeningitis
3 bCytomegalovirus bencephalitis
4 bProgressive bmultifocal bleukoencephalopathy
5 bToxoplasma bencephalitis
ANS:5 b- bcorrect banswer✔✔Toxoplasma bencephalitis
The bpatient's bsymptoms band bMRI bfindings bare bmost bconsistent bwith bthe bdiagnosis
bof btoxoplasma bencephalitis. bToxoplasmosis bis bthe bmost bcommon bcerebral bmass
blesion bamong bHIV-positive bpatients. bInfection bwith bthe bToxoplasma bgondii bparasite
bis brelatively bcommon band busually basymptomatic. bReactivation boccurs bin bHIV
bpositive bpatients bdue bto bfailing bcellular bimmunity, band bit bcauses ba bmultifocal
bnecrotizing bencephalitis. bSeizures bmay bbe bthe binitial bmanifestation bof bcentral
bnervous bsystem b(CNS) binfection; bother bcommon bclinical bmanifestations binclude
bfocal bneurologic bdeficits, bsuch bas bimpaired bspeech band bhemiparesis. bPersonality
bchange, blethargy, bheadache, band bconfusion bare balso bobserved. bThe bMRI bin
bpatients bwith btoxoplasma bencephalitis bcharacteristically breveals bmultiple, bring-
enhancing blesions bwith bsurrounding bedema; bthese blesions busually boccur bbilaterally
bin bthe bfrontal band bparietal bcortices.
AIDS bdementia bcomplex bdescribes ba bconstellation bof bcognitive bsymptoms bseen
bamong bHIV bpositive bpatients. bThe bcondition boccurs bwhen bHIV bvirus bdisseminates
bto bthe bCNS. bWithin bthe bCNS, bthe bvirus btends bto bconcentrate bin bthe bbasal
bganglia band bsubcortical bregions. bSymptoms binclude ba bconstellation bof bcognitive,
bbehavioral, band bmotor bdisturbances bthat bcause bvarying bdegrees bof bfunctional
test questions and verified answers
(MULTIPLE CHOICES) AND
RATIONALES|GET IT 100%
ACCURATE
A b75-year-old bman bis binvolved bin ba bmotor bvehicle baccident band bstrikes bhis
bforehead bon bthe bwindshield. bHe bcomplains bof bneck bpain band bsevere bburning bin
bhis bshoulders band barms. bHis bphysical bexamination breveals bweakness bof bhis
bupper bextremities. bWhat btype bof bspinal bcord binjury bdoes bthis bpatient bhave?
A banterior bcord bsyndrome b
B bcentral bcord bsyndrome b
C bBrown-Séquard bsyndrome b
D bcomplete bcord btransection b
E bcauda bequina bsyndrome
ANS: bB b- bcorrect banswer✔✔Central bCord bSyndrome
the bcentral bcord bsyndrome binvolves bloss bof bmotor bfunction bthat bis bmore bsevere bin
bthe bupper bextremities bthan bin bthe blower bextremities, band bis bmore bsevere bin bthe
bhands. bThere bis btypically bhyperesthesia bover bthe bshoulders band barms. bAnterior
bcord bsyndrome bpresents bwith bparaplegia bor bquadriplegia, bloss bof blateral
bspinothalamic bfunction bwith bpreservation bof bposterior bcolumn bfunction. bBrown-
Séquard bsyndrome bconsists bof bweakness band bloss bof bposterior bcolumn bfunction
bon bone bside bof bthe bbody bdistal bto bthe blesion bwith bcontralateral bloss bof blateral
bspinothalamic bfunction bone bto btwo blevels bbelow bthe blesion. bComplete bcord
btransection bwould baffect bmotor band bsensory bfunction bdistal bto bthe blesion. bCauda
bequina bsyndrome btypically bpresents bas blow bback bpain bwith bradiculopathy.
A b37-year-old bman bfell bfrom ba bladder bas bhe bfinished bhanging bthe bChristmas blights
bon bhis bhouse. bThe bright bside bof bhis bhead bhit bthe balley bcement, band bhe blost
bconsciousness bfor babout b1 bminute; bhe bwoke bup bwith ba bheadache, bbut bhe bhad
bno bother bcomplaints. bA bfew bhours blater, bthe bpatient bis bbrought bto bthe bemergency
broom bby bhis bneighbor bbecause bof ban bintense bheadache, bconfusion, band bleft bhand
bhemiparesis. bOn bexamination, bthe bpatient bhas ba bbruise blocated bover bthe bright
,btemporal bregion, bmydriasis, band bright bdeviation bof bthe bright beye, bpapilledema, band
bleft bextensor bplantar bresponse. bAn bemergency bCT bscan bof bthe bhead bwithout
bcontrast breveals ba blens-shaped bhyper-density bunder bthe bright btemporal bbone bwith
bmass beffect band bedema. bWhat bis bthe bmost blikely bdiagnosis?
Answer bChoices
1 bEpidural bhematoma
2 bSubdural bhematoma
3 bSubarachnoid bhemorrhage
4 bIntracerebral bparenchymal bhemorrhage
5 bAcute bmeningitis
ANS: b1 b- bcorrect banswer✔✔Epidural bHematoma
Epidural bhematoma bmost boften bresults bfrom ba btraumatic btear bof bthe bmiddle
bmeningeal bartery. bAlthough ba blucid binterval branging bfrom bminutes bto bhours
bfollowed bby baltered bmental bstatus band bfocal bdeficits bis btypical bfor bepidural
bhematoma, bthis bclinical bpicture bis bonly bencountered bin bup bto b1/3 bof bthe bpatients.
bThe bcollection bof bblood bbetween bthe bskull band bdura bmater bcauses ban bevident
bmass beffect bwith bophthalmic bnerve bpalsy band bthe bcontralateral bhemiparesis.
bSurgical bevacuation bof bthe bclot bvia bburr bholes bis bthe btreatment bof bchoice.
Subdural bhematoma bresults bfrom ba btraumatic brupture bof bthe bbridging bveins bthat
bconnect bthe bcerebrum bto bthe bvenous bsinuses bwithin bthe bdura. bThis bvenous
bhemorrhage bwill bresult bin ba bgradual bincrease bof bthe bhematoma, bwith ba
bprogressive bclinical bpicture bover bdays bor bweeks. bThe bCT bscan bwill bshow ba
bconcave, bcrescent-shaped bhyper-density bcompared bto bthe bconvex, blens-shaped
bhyper-density bin bepidural bhematoma.
Subarachnoid bhemorrhage bis bthe bresult bof ban baneurysm brupture; bthe bmost
bcommon bis bthe bcongenital bberry baneurysm. bThe bclinical bpicture bis bof ba bsudden,
bsevere bheadache bwith bmeningeal birritation. bA bCT bscan bwill bshow bblood bin bthe
bsubarachnoid bspace, band ba blumbar bpuncture bwill breveal bxanthochromia bCSF.
Intracerebral bparenchymal bhemorrhage bis bmost blikely bcaused bby bhypertension
bcomplicated bwith bCharcot-Bouchard baneurysms. bThe bblood baccumulates binto bthe
bbrain bsubstance band bmost bcommonly binvolves bthe bbasal bganglia.
Acute bmeningitis bis bnot bassociated bwith btrauma. bFever band bsigns bof bmeningeal
birritation bdominate bthe bclinical bpicture. bLumbar bpuncture, bindicated bif bthere bare bno
bfocal bneurological bsigns bon bclinical bexamination, bwill bbe bthe bdiagnostic bprocedure.
bThe bCT bscan bof bthe bpatient bpresented bin bthis bcase bis bcharacteristic bfor bepidural
bhematoma, band bthere bis bno bindication bfor ba blumbar bpunctu
A b31-year-old bwoman bpresents bwith ba bpurpural brash bcovering bher barms, blegs, band
babdomen. bShe balso bhas bfever, bchills, bnausea, babdominal btenderness, btachycardia,
band bgeneralized bmyalgias. bPrior bto bthe bdevelopment bof bthe brash, bthe bpatient
bnoted bthat bshe bhad ba bheadache, bcough, band bsore bthroat. bLaboratory bstudies
,bwere bpositive bfor bGram-negative bdiplococci bin bthe bblood, balong bwith
bthrombocytopenia band ban belevation bin bPMNs. bUrinalysis bshowed bblood, bprotein,
band bcasts. bVital bsigns bare bas bfollows: bPB b92/66, bP b96, bRR b14, bT b39. bThe
bpatient bdenies bany bforeign btravel band bdoes bnot bhave bany bsick bcontacts.
bHowever, bshe bdoes bwork bpart btime bas ba bnurse bin ba blocal bhospital.
Question b
The bpatient bis bdiagnosed bwith bMeningococcemia; bshe bis badmitted bto bthe bhospital
band bplaced bin brespiratory bisolation. bWhat bmajor bcourse bof btherapy bshould bthis
bpatient breceive?
Answer bChoices
1 bSteroids
2 bSupportive bcare
3 bAntibiotics
4 bTransfusion
5 bBacterici b- bcorrect banswer✔✔Antibiotics
Antibiotics bare bthe btreatment bof bchoice bfor bmeningococcemia. bThe bpreferred bdrug
bfor bactive binfection bis bpenicillin bG. bFor bthose ballergic bto bpenicillin, bchloramphenicol
band bcephalosporins b(ie, bcefotaxime, bcefuroxime) bmay bbe bused bas balternatives.
Patients bwill balso breceive bsupportive bcare, bbut bantibiotic btherapy bmust bbe binitiated
bquickly bif bthe bpatient bis bto bsurvive. bIntensive bcare bplacement bmay bbe bnecessary
bif borgan bfailure bis bimminent. bVentilatory bsupport, binotropic bsupport, band bIV bfluids
bare bnecessary bin bsome. bIf badrenal binsufficiency boccurs, bcorticosteroid breplacement
bmay bbe bconsidered. bA bcentral bvenous bline bhelps bto bprovide blarge bamounts bof
bvolume bexpanders band binotropic bmedications bfor badequate btissue bperfusion.
Steroids bhave bnot bbeen bshown bto bplay ba bmajor brole bin bthe btreatment bof
bmeningococcemia. bHowever, bthey bhave bbeen bused bin baddition bto bantibiotic
btherapy. bIn bthe bcase bof badrenal binsufficiency, bfor bexample, bsteroid breplacement
bhas bbeen bshown bto bbe bbeneficial.
Transfusion bdoes bnot bgenerally bplay ba bmajor brole bin btreatment. bIf bthe bpatient
bsuffers bfrom ba bdevastating bcoagulopathy, bblood bor bblood bproducts bmay bbe
breplaced bas bnecessary.
Bactericidal/permeability-increasing bprotein bis ba bprotein bstored bin bthe bgranules bof
bneutrophils. bIt bbinds bto bendotoxin bin bvitro band bneutralizes bit. bThis btechnique bis
bexperimental, band bit bis bnot bused bin beveryday btreatment bof bmeningococcemia.
In bmyasthenia bgravis, bweakness bis ba bresult bof binsufficient bacetylcholine
btransmission bat bthe bneuromuscular bjunction; bhowever, bweakness bcan balso boccur
bwith boverdosing bof bthe bcholinergic bmedications bused bto btreat bmyasthenia. bWhat
bsymptom bhelps bdifferentiate ba bmyasthenic bcrisis bfrom ba bcholinergic bcrisis?
Answer bChoices
, 1 bRespiratory bfailure
2 bBilateral bptosis
3 bMuscle bfasciculations
4 bDiplopia
5 bNormal bmuscle bstretch breflexes
ANS: b3 b- bcorrect banswer✔✔Muscle bFasiculations
Signs bof bcholinergic boverdosage binclude bmuscle bfasciculation, brhinorrhea,
blacrimation, bsalivation, bincreased bbronchial bsecretions, bnausea, bor bdiarrhea. bThe
bpresence bof bany bof bthese bsuggests bthat bthe bpatient's bweakness bmay bbe bdue bto
bcholinergic bcrisis. bThe bother bsigns bare bdue bto bweakness band bcan boccur bin beither
bcondition.
A b54-year-old bman bpresents bafter bhaving ba bgeneralized bseizure. bThe bpatient bis
bHIV bpositive, bbut bhe bhas bbeen bunable bto bafford bantiretroviral btherapy bsince blosing
bhis bjob b2 byears bago. bOther bthan bcachexia, bthe bphysical bexam bis bunremarkable.
bUpon bfurther binquiry, bthe bpatient balso bnotes bthat bhe bhas bbecome bshort-tempered
band bhypercritical; bat btimes, bhe bseems bconfused. bAn bMRI bof bthe bbrain bis
bperformed, band bit breveals bseveral bcortical bring-enhancing blesions.
Question b
What bis bthe bmost blikely bdiagnosis?
Answer bChoices
1 bAIDS bdementia bcomplex
2 bCryptococcal bmeningitis
3 bCytomegalovirus bencephalitis
4 bProgressive bmultifocal bleukoencephalopathy
5 bToxoplasma bencephalitis
ANS:5 b- bcorrect banswer✔✔Toxoplasma bencephalitis
The bpatient's bsymptoms band bMRI bfindings bare bmost bconsistent bwith bthe bdiagnosis
bof btoxoplasma bencephalitis. bToxoplasmosis bis bthe bmost bcommon bcerebral bmass
blesion bamong bHIV-positive bpatients. bInfection bwith bthe bToxoplasma bgondii bparasite
bis brelatively bcommon band busually basymptomatic. bReactivation boccurs bin bHIV
bpositive bpatients bdue bto bfailing bcellular bimmunity, band bit bcauses ba bmultifocal
bnecrotizing bencephalitis. bSeizures bmay bbe bthe binitial bmanifestation bof bcentral
bnervous bsystem b(CNS) binfection; bother bcommon bclinical bmanifestations binclude
bfocal bneurologic bdeficits, bsuch bas bimpaired bspeech band bhemiparesis. bPersonality
bchange, blethargy, bheadache, band bconfusion bare balso bobserved. bThe bMRI bin
bpatients bwith btoxoplasma bencephalitis bcharacteristically breveals bmultiple, bring-
enhancing blesions bwith bsurrounding bedema; bthese blesions busually boccur bbilaterally
bin bthe bfrontal band bparietal bcortices.
AIDS bdementia bcomplex bdescribes ba bconstellation bof bcognitive bsymptoms bseen
bamong bHIV bpositive bpatients. bThe bcondition boccurs bwhen bHIV bvirus bdisseminates
bto bthe bCNS. bWithin bthe bCNS, bthe bvirus btends bto bconcentrate bin bthe bbasal
bganglia band bsubcortical bregions. bSymptoms binclude ba bconstellation bof bcognitive,
bbehavioral, band bmotor bdisturbances bthat bcause bvarying bdegrees bof bfunctional
