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Intracerebral Hemorrhage. McGill Lecture Series Montreal, QC September 19, 2012. J. Teitlelbaum, MD, FRCP(C) University of McGill. Case History G.S. 68 year old R HBP, DB2, CAD 5PM, sudden R paresis Aphasia Ø headache, N or V. G.S. Exam on arrival BP 190/100 P 75/min - PowerPoint PPT Presentation
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Intracerebral Hemorrhage
McGill Lecture SeriesMontreal, QC
September 19, 2012
J. Teitlelbaum, MD, FRCP(C)University of McGill
Case History G.S.Case History G.S.
68 year old R68 year old R HBP, DB2, CADHBP, DB2, CAD 5PM, sudden5PM, sudden
R paresisR paresis AphasiaAphasia Ø headache, N or VØ headache, N or V
G.S.G.S.
Exam on arrivalExam on arrival BP 190/100 P 75/minBP 190/100 P 75/min Alert, aware, mixed moderate aphasiaAlert, aware, mixed moderate aphasia CN: PERL, RHHA, R UMN VII, R ↓↓ CN: PERL, RHHA, R UMN VII, R ↓↓
sensationsensation 2/5 strength R UE & LE2/5 strength R UE & LE ↓↓ ↓↓ sensation R hemi-bodysensation R hemi-body
CT 5:30PMCT 5:30PM
G.S. Sudden G.S. Sudden DeteriororationDeteriororation
Exam at 7PMExam at 7PM GCS 10, very somnolent, not obeying GCS 10, very somnolent, not obeying
commands, groans & opens eyes to commands, groans & opens eyes to voice.voice.
Pupils 4mm L 3mm R reactivePupils 4mm L 3mm R reactive Poor airway protectionPoor airway protection Power 0/5 R UE & LEPower 0/5 R UE & LE
CT at 7:05 PMCT at 7:05 PM
G.S. Now what ??G.S. Now what ??
ICHICH Epidemiology & EtiologyEpidemiology & Etiology: :
primary vs secondaryprimary vs secondary Factors that affect Factors that affect prognosisprognosis ManagementManagement
Evidence-basedEvidence-based Eminence basedEminence based Experimental & anecdotalExperimental & anecdotal
The Guidelines
Broderick J, Connolly S, Feldmann E, et al. Guidelines for the management of spontaneous intracerebral hemorrhage in adults:
Circulation. 2007;116:e391–413.
ICH Incidence in 2003
0
20,000
40,000
60,000
80,000
100,000
120,000
ICH
In
cid
ence
yea
r 20
03
USA Japan EU5
Intracerebral Intracerebral HemorrhageHemorrhage
15% of stroke in the West, 30% in 15% of stroke in the West, 30% in the Eastthe East
6 month prognosis dismal6 month prognosis dismal 40% dead (33% within 1 month)40% dead (33% within 1 month) 40% disabled and dependent40% disabled and dependent 20% independent20% independent
Classification of ICHClassification of ICH
PRIMARYPRIMARY (78- (78-88%)88%)
Hypertensive Hypertensive angiopathy angiopathy (fibrohyalinosis)(fibrohyalinosis)
Amyloid Amyloid angiopathyangiopathy
Anticoagulant Anticoagulant AssociatedAssociated
SECONDARYSECONDARY AVMAVM AneurysmAneurysm CavernomaCavernoma NeoplasmNeoplasm CoagulopathyCoagulopathy
Alcoholic liver Alcoholic liver diseasedisease
HemophiliaHemophilia Hemorrhagic infarctHemorrhagic infarct Toxic-cocaineToxic-cocaine
Dismal PrognosisDismal Prognosis
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
ICH Ischemic
Pro
po
rtio
n o
f p
ati
en
ts (
%)
Dead Dependent Independent
Factors Affecting Factors Affecting PrognosisPrognosis
GCS on presentationGCS on presentation AgeAge Hemorrhage locationHemorrhage location Intraventricular hemorrhageIntraventricular hemorrhage ? Blood pressure? Blood pressure Hemorrhage sizeHemorrhage size
Secondary DamageSecondary Damage
Hematoma expansion≥ 80 ml fatal
Cerebral edema
Secondary injury
ICH ScoreICH ScoreComponent ICH score pointsGCS
3 - 4 2 (34/35 died)
5 - 12 1 (29/57 died)
13 - 15 0 (5/60 died)
ICH volume
≥ 30 ml 1
≤ 30 ml 0
IVH
yes 1
no 0
Infratentorial 1
Age > 80 1
Mortality and ICH ScoreMortality and ICH Score
The relationship between The relationship between ICH volume and patient ICH volume and patient
outcomeoutcome
DEADFULL RECOVERY
Size is the most Size is the most important predictor for important predictor for
patient outcomepatient outcome
A patient with a haemorrhage the size of a ping pong ball is likely to have a better outcome than a patient with a haemorrhage the size of golf ball:
–mortality on ’ping pong’ size: app. 40%
–mortality on ’golf ball’ size: app. 70%
38 ml
43 ml
Which are Modifiable ?Which are Modifiable ?
GCS on presentationGCS on presentation AgeAge Hemorrhage locationHemorrhage location Intraventricular hemorrhageIntraventricular hemorrhage ? Blood pressure? Blood pressure Hemorrhage volumeHemorrhage volume
Early growth occurs in all Early growth occurs in all locationslocations
Brott (1997)N=103
Kazui (1994)N=186
Fujii (1996)N=359
Initial CT time 0-3 hrs 0-24 hrs 0-24 hrs
Putamen 34% 16% 19%
Thalamus 50% 21% 10%
Lobar 32% 29% 6%
Cerebellar 0% 25% 12%
Pons 40% 40% 28%
Other 43% 25% 13%
TOTAL 38% 22% 14%
Hematoma EvolutionHematoma Evolution3 h
6 h
3 h 2 h
24 h 24 h
Predicting ICH Predicting ICH expansionexpansion
Time since onsetTime since onset
Spot signSpot sign
Blood pressureBlood pressure
Shape of the hematomaShape of the hematoma
CTA Source Images: CTA Source Images: Additional DataAdditional Data
SpotSign
The Spot Sign: Growth Despite The Spot Sign: Growth Despite TreatmentTreatment
3 hours (CT Angiogram) 24 hours 2 hours
rFVIIa
Predictive Value of Spot Sign:Predictive Value of Spot Sign: Time Dependent? Time Dependent?
3 hours 4.5 hours 24 hours
Spot Sign
Early Growth: Conventional Early Growth: Conventional angiographyangiography
Prognosis and Acute Blood Prognosis and Acute Blood PressurePressure
1 m
onth
mor
talit
y (%
)
MAP (mm Hg)
Fogelhom et al, Stroke, 28: 1396-400, 1997 Okumura et al, J. Hypertension, 23: 1217-23, 2005
↑ Early Neurological Deterioration↓ Functional Outcome (90 days)
0
20
40
60
80
100
-117 118-132 133-144 145-
1 m
onth
mor
talit
y (%
)
Blood Pressure and Hematoma Blood Pressure and Hematoma EvolutionEvolution
Target Target max SBPmax SBP
No No EnlargemeEnlargeme
ntnt
Hematoma Hematoma EnlargemeEnlargeme
ntnt
140 mmHg140 mmHg 1616 22 9%9%
p=0.025p=0.025150 mmHg150 mmHg 1414 11
160 mmHg160 mmHg 2222 8830%30%
170 mmHg 170 mmHg 88 55
Ohwaki et al, Stroke, 35: 1353-1367, 2004
ICH ManagementICH Management
Treatment ModalitiesTreatment Modalities
General supportive careGeneral supportive care Treatment of ICHTTreatment of ICHT Hematoma resectionHematoma resection Management of intra-ventricular Management of intra-ventricular
hemorrhagehemorrhage Seizure prophylaxisSeizure prophylaxis Prevention of hematoma growthPrevention of hematoma growth BP managementBP management
Basic Basic AlgorithmAlgorithm
ABCABC’’ss Do no harmDo no harm Pain management & sedationPain management & sedation Hyperventilation pCO2 30-35 mm HgHyperventilation pCO2 30-35 mm Hg Osmotic therapyOsmotic therapy Ventricular drainageVentricular drainage
General Supportive CareGeneral Supportive Care
HOB 30°HOB 30° SO2 ≥ 95%SO2 ≥ 95% Glucose control ≤ 6.0 mmolGlucose control ≤ 6.0 mmol T° control ≤ 37.5° CT° control ≤ 37.5° C Pain control, sedationPain control, sedation
HyperventilationHyperventilation Regional blood flowRegional blood flow
Oxygen extractionOxygen extraction
But: CMROBut: CMRO22 stable ad pCO2 = 10 mm Hg stable ad pCO2 = 10 mm Hg
At the levels used in TBI, hyperV does At the levels used in TBI, hyperV does not result in ischemianot result in ischemia
Pressure autoregulation dysfunction is Pressure autoregulation dysfunction is improvedimproved
HyperventilationHyperventilation
Present recommendation:Present recommendation: Avoid during 1Avoid during 1stst 24H post TBI 24H post TBI pCO2 30 – 35 mm HgpCO2 30 – 35 mm Hg If no response: 25 – 30 mm HgIf no response: 25 – 30 mm Hg
HyperventilationHyperventilation
My recommendation:My recommendation: Use for acute ICHT, temporizing measureUse for acute ICHT, temporizing measure
pCO2 30 – 35 mm Hg 25 – 30 mm HgpCO2 30 – 35 mm Hg 25 – 30 mm Hg
Has no associated ischemia ad pCO2 10Has no associated ischemia ad pCO2 10
Beware of hypoperfused areas that are more fragileBeware of hypoperfused areas that are more fragile
Osmotic AgentsOsmotic AgentsMechanisms of ActionMechanisms of Action
MannitolMannitol BW in intact > affected brainBW in intact > affected brain volume vasoconsrictionvolume vasoconsriction viscosity CBF vasoconstrictionviscosity CBF vasoconstriction size of CVA, apoptosissize of CVA, apoptosis
HSHS BW in intact = affected brainBW in intact = affected brain Possible in size of CVAPossible in size of CVA
Osmotic AgentsOsmotic AgentsClinical UseClinical Use
Routinely recommended in edema of trauma Routinely recommended in edema of trauma and strokeand stroke
Lack of evidence of beneficial outcomeLack of evidence of beneficial outcome Little evidence of efficacy in strokeLittle evidence of efficacy in stroke or ICH or ICH
(especially Na)(especially Na)
Osmotic AgentsOsmotic AgentsClinical UseClinical Use
Intermittent boluses allowing clearing of Intermittent boluses allowing clearing of solute from blood.solute from blood.
Avoid continuous infusionsAvoid continuous infusions Smallest doses at the largest possible intervals, Smallest doses at the largest possible intervals,
with prn according to ICPwith prn according to ICP
Osmotic AgentsOsmotic AgentsClinical UseClinical Use
ICH with ICHTICH with ICHT:: MN firstMN first HS if refractory, Cr, OGHS if refractory, Cr, OG
Refractory to one agent: use the otherRefractory to one agent: use the other 250cc MN, then 100cc alternating MN250cc MN, then 100cc alternating MN/HS/HS
Treatment of ICHTTreatment of ICHT
IntubationIntubation HyperventilationHyperventilation SedationSedation Steroids: NO roleSteroids: NO role Osmotic agentsOsmotic agents
MannitolMannitol Hypertonic salineHypertonic saline
No Δ in outcomeNo Δ in outcome
Hematoma ResectionHematoma Resection
STICH trialSTICH trial ICH within a centimeter of the cortical ICH within a centimeter of the cortical
surface showed a benefit for early surface showed a benefit for early surgerysurgery
mortality, no other effect on mortality, no other effect on morbiditymorbidity
MISTIE: MISTIE: Intra-lesion rtpa with subsequent Intra-lesion rtpa with subsequent
aspirationaspiration
Intra-ventricular Intra-ventricular HemorrhageHemorrhage
EVDEVD Intra- ventricular rtpa (CLEAR)Intra- ventricular rtpa (CLEAR)
Intra-ventricular rTPAIntra-ventricular rTPA
Hanley DFHanley DF:: pilot, prospective, randomized, pilot, prospective, randomized, double-blind, controlled trialdouble-blind, controlled trial
SSpeedpeedss clearance of aneurysmal clearance of aneurysmal intraventricular hemorrhageintraventricular hemorrhage
NNormalizormalizeses intracranial pressure intracranial pressure ReducReduceses ventricular catheter obstruction ventricular catheter obstruction
2.0 hours after onset
6.5 hours after onset
Early Hematoma Growth
Prevent ICH GrowthPrevent ICH Growth
By By BP BP
By rFVIIaBy rFVIIa
Percent Change in ICH Volume by Treatment
fvii-1371/current - 20JUN2004 - fana_ct.sas/fana_ct.cgm
-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
Placebo 40 ug/kg rFVIIa 80 ug/kg rFVIIa 160 ug/kg rFVIIa-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
Percent Change in ICH Volume at 24 Percent Change in ICH Volume at 24 HoursHours
Boxes depict 98.3%
confidence intervals
29%
11%14%
52% RR
16%
45% RR 62% RR
Modified Rankin Scale at Modified Rankin Scale at Day 90Day 90
0%20%40%60%80%100%
160 µg/kg
80 µg/kg
40 µg/kg
Placebo
mRS 6
mRS 4-5
mRS 2-3
mRS 0-1
Onset-CT Onset-CT interval interval (h(h))
ProspectivProspectivee
RetrospectiveRetrospective
BrottBrott FujiiFujii KazuiKazui TakizaTakizawawa
0-30-3 38%38% 18%18% 36%36% 17%17% 3-3-66 N/AN/A 8%8% 16%16% 6%6% 6-246-24 N/AN/A 2%2% 10%10% 0%0%
Hematoma Evolution and Hematoma Evolution and rFVIIarFVIIa
rFVIIa within 4 hours: • Dose dependent attenuation of hematoma expansion • no effect on mRS at 90 days
3.3ml 4.5ml5.8ml
Mayer et al. NEJM 2005; 352: 777-85
Spot Sign Negative
CTA Based rFVIIa Selection CTA Based rFVIIa Selection TrialsTrials
The SpoT sign fOr Predicting and treating ICH growTh study: STOP-IT SPOTRIAS/NINDSPI: M. Flaherty
‘SPOT sign’ seLection of Intracerebral hemorrhage to Guide Hemostatic Therapy: SPOTLIGHT CSN/ CIHRPI: D. Gladstone
CTA
Acute ICH < 6 hours
Spot Sign Positive
rFVIIa Placebo
NCCT at 24 hours
Seizure ProphylaxisSeizure Prophylaxis
Are seizures frequent post ICH ?Are seizures frequent post ICH ?
Do they change outcome ?Do they change outcome ?
Does prophylaxis Does prophylaxis frequency ? frequency ?
Does a Does a in Sz affect outcome ? in Sz affect outcome ?
Is therapy associated with Is therapy associated with adverse events ?adverse events ?
Are seizures frequent Are seizures frequent post ICH ?post ICH ?
↑early Sz and late epilepsy (2003-2004)
1/3 pts: 50% electrographic (Neurology 2007)
Do they change Do they change outcome ?outcome ?
Associated with expanding hemorrhages
ICU stay Greater treatment cost edema, midline shift, re-bleeding,
decreased functional recovery likelihood of poor long-term
outcomes
Does prophylaxis Does prophylaxis Sz Sz frequency ?frequency ?
Redding et al 2011: No (DPH)
Taylor 2011 Neurocrit Care: Yes (Keppra) 21% vs 16%
Does a Does a in Sz Improve in Sz Improve Outcome Outcome
Taylor 2011 Neurocrit Care: Yes (Keppra) Improved cognitive outcome vs DPH No untreated group
CHANT study 2009: No (DPH mainly)
So…
There is an ↑in Sz post ICH (lobar)
There is a likely effect on outcome
Rx do ↓ Sz incidence
This MAY improve outcome (Keppra IV)
ICH BP ManagementICH BP Management
Does BP affect outcome ? Does BP affect the penumbra? Does BP influence ICH growth? Does treatment alter any of
these??
Prognosis and Acute Blood Pressure: ICH1
mo
nth
mo
rta
lity
(%)
n=425
MAP (mm Hg)
n=1097
Fogelhom et al, Stroke, 28: 1396-400, 1997 Okumura et al, J. Hypertension, 23: 1217-23, 2005
Acute BP Management: Acute BP Management: Competing RationalesCompeting Rationales
Impaired Autoregulation
IV therapy suggested only for Systolic BP ≥ 180 mmHg
(AHA Guidelines)
Guidelines for Acute BP Guidelines for Acute BP Management: Management: ICHICH
Stroke Council, American Heart Association
IV therapy suggested only for Systolic BP ≥ 180 mmHg
(or MAP > 130 mmHg)
2007: Consider target of 160 mmHg systolic, IF ↑ ICP not suspected
Acute ICH BP Treatment Acute ICH BP Treatment TrialsTrials
Trial Target Blood Pressure
Agent(s)
ATACH
n=60
170-200; 140-170; 110-140
systolic
Nicardipine
INTERACT
n=400
<140 mmHg systolic
Multiple
ICH ADAPT
n=164
<150 mmHg systolic
Labetalol±
Hydralazine
Blood Pressure and Hematoma Blood Pressure and Hematoma EvolutionEvolution
Target max SBP
No Enlargement
Hematoma Enlargement
140 mmHg 16 2 9%
p=0.025150 mmHg 14 1
160 mmHg 22 830%
170 mmHg 8 5
Ohwaki et al, Stroke, 35: 1353-1367, 2004
Temporal Profile of BP Temporal Profile of BP after ICHafter ICH
Blood Pressure over time in the three different target groups
120.00
140.00
160.00
180.00
200.00
220.00
Baselin
e
1 ho
ur
3 ho
urs
5 ho
urs
7 ho
urs
12 ho
urs
Time
Mea
n s
ysto
lic
blo
od
p
ress
ure
Systolic target<160mmHg
Systolic target 160-179mmHg
Systolic target>180mmHg
INTERACT: Efficacy of INTERACT: Efficacy of AntihypertensivesAntihypertensives
Target achieved: 42% (1h) 66% (6h)
Drugs Used: 1. Furosemide 2. Urapidil
INTERACT: Hematoma INTERACT: Hematoma ExpansionExpansion
Rationale for Rationale for NotNot Treating Treating Blood PressureBlood Pressure
Based on Dirangl and Pulsinelli, JCBFM, 1990 (SHR ICAO/MCAO)
Autoregulation in ICHAutoregulation in ICH
Sys
toli
c B
P (
mm
Hg)
Peri-hematoma Edema Peri-hematoma Edema and Injuryand Injury
Vasogenic?
PlasmaExtravasation
Ischemic?
Pc
Capillary
Astrocyte
Perihematoma Edema is Perihematoma Edema is NotNot Cytotoxic Cytotoxic
Butcher et al, Stroke 35:1879-1885, 2003
Peri-hematomal Oligemia: CT Peri-hematomal Oligemia: CT PerfusionPerfusion
** P=0.01
Peri-hematoma Peri-hematoma Oligemia: rCBFOligemia: rCBF
Penumbral Threshold
Extreme BP Reduction Extreme BP Reduction and CBFand CBF
TieBP
(m
mH
g)
Time (minutes)
Intracerebral Hemorrhage Acutely Intracerebral Hemorrhage Acutely Decreasing Arterial Pressure Trial Decreasing Arterial Pressure Trial
(ICH ADAPT) Protocol(ICH ADAPT) Protocol
Randomization (N=74)
Acute ICH - onset within 24 hours
SBP ≥ 150 mmHg
Primary Endpoint: rCBF measured with CT perfusion 2
hours after randomization
Target SBP <180 mmHg
Labetalol±Hydralazine
Target SBP <150 mmHg
Butcher et al, IJS, 2010
So…So…
in BP will prevent hematoma in BP will prevent hematoma growth if:growth if: Within 1 hourWithin 1 hour To ≤ 160 mm Hg systolicTo ≤ 160 mm Hg systolic Labetalol / HydralazineLabetalol / Hydralazine
BP does BP does CBF but no CBF but no in in ischemiaischemia
Ideal BP: 150 – 160 mm Hg systolicIdeal BP: 150 – 160 mm Hg systolic
ICH SummaryICH Summary
Poor prognosisPoor prognosis Hematoma expands early (≤4h)Hematoma expands early (≤4h) ICH Expansion can be predictedICH Expansion can be predicted HBP is a likely factor in prognosisHBP is a likely factor in prognosis
ExpansionExpansion Edema formationEdema formation otherother
ICH SummaryICH Summary
Treatment:Treatment: GeneralGeneral Prevention of ICH enlargement: Prevention of ICH enlargement:
BP within 1h to ≤ 160 mm Hg systBP within 1h to ≤ 160 mm Hg syst rFVIIarFVIIa
Seizure prophylaxis: likely useful Seizure prophylaxis: likely useful (Keppra IV)(Keppra IV)
ICHT therapy: no Δ in outcomeICHT therapy: no Δ in outcome Sx: little if any benefitSx: little if any benefit