Brain tumor

5,804 views 34 slides Apr 17, 2020
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About This Presentation

Brain cancer can have a wide variety of symptoms including seizures, sleepiness, confusion, and behavioral changes. Not all brain tumors are cancerous, and benign tumors can result in similar symptoms.
Diagnostic tests for brain cancer involve a history, physical exam, and usually a CT or MRI brain ...


Slide Content

BRAINTUMOR
Presented by
Mr. B.kalyankumarMsc(N)
Dept of Medical surgical
nursing

INTRODUCTION
Abraintumorisalumpinthebrainwhichis
causedwhenbraincellsdivideandgrowinan
uncontrolledway.Thatcausesbraincellsto
startgrowinganddividingdifferentlyfrom
healthycells.

DEFINITION
Braintumourisanabnormalgrowthofcellswithin
thebrain,whichcanbemalignantorbenign.Any
intracranialtumourcreatedbyabnormaland
uncontrolledcelldivision.

CLASSIFICATION
Primary
Brain
tumor
Secondary
Brain
tumor

PrimaryBraintumor:Primarytumororiginates
fromcellsandstructureswithinthebrain
A]Intracerebraltumors
B]Tumorarisingfromsupportingstructures
A]Intracerebraltumors:Themostcommon
primarybraintumorsaregliomas.
TheybegininGlialcells.Therearemanytypesof
Gliomas:

Astrocytoma
Brain stem glioma
Ependymoma
Oligodendrogliomaand
Medullaoblastoma

B]Tumorarisingfromsupportingstructures:
Meningioma,Schwannoma,Craniopharyngioma,
Germcelltumorofthebrain,Pinealregiontumor
andAngiomas.

CAUSESANDRISKFACTORS
Being male
Race
Age
Family history
Inherited risk
Occupational exposure: Radiation, Formaldehyde,
Vinyl chloride

OTHERRISKFACTORS
Radiation to head
HIV Infection
Cigarette smoking
Use of hair dyes

Useofcellularphones
Headtrauma

CLINICALMANIFESTATIONS
Elevatedintracranialpressure,whichtranslate
clinicallyintoHeadache,vomiting,alteredstateof
consciousness,

Dilation of the pupil on the side of the lesion,
papilledema

Increasedintracranialpressuremayresultin
herniation(displacement)ofcertainpartsofthebrain.

FOCALNEUROLOGIC DEFICITS
Parietalarea:Impairedspeech,inabilitytowrite,
memorydisturbances,lackofrecognition,seizures,
spatialdisorders,confusionanddepression.

Frontallobe:Personalitydisturbances,behavioural
andemotionalchanges,impairedjudgement,impaired
senseofsmell,memoryloss,paralysisononesideof
thebody,reducedmentalcapacity,visionlossand
inflammationoftheopticnerve.

Temporalarea:Tumorsthatdevelopinthetemporal
lobeareoftenasymptomaticbutsomemaycause
memorydisturbances,auditoryhallucinations.

Occipitallobe:Visuallossinhalfofvisualfieldon
theoppositesideoftumor,visualhallucinationsmay
resultfromatumorlocatedintheoccipitallobe.

Cerebellararea:Coordinationgaitandbalance
disturbancesandVertigo,weaknessorparalysisof
face.

Brainstem:Behaviouralandemotionalchanges,
difficultyspeakingandswallowing,drowsiness,hearing
loss,hemiparesis,muscleweaknessononesideofthe
face,uncoordinatedgait,visionloss,vomiting,cardio-
vascularinstability,respiratorydepression,comaand
cranialnervedysfunction.

MANAGEMENT
Surgery:Surgeryisthetreatmentofchoicefor
accessibleprimarybraintumors,whenthepatientisin
goodhealth.Thegoalofsurgeryistoremoveasmuch
ofthetumoraspossiblewithoutdamagingnearby
normalbraintissue.Craniotomy,Transsphenoidal
microsurgicalremoval,Brain-mapping.

Radiationtherapy:Radiationtherapyuseshigh
frequencyraystokilltumorcells.Theradiationmay
comefromx-rays,gammaraysorprotons
Chemotherapy:Agentthatcommonlyworkin
patientswithhighgradegliomasincludeProcarbazine,
Platinumanalogs,(Cisplatin,Carboplatin)andan
oralmedicationcalledTemodar

Supportivecare
Steroids:Mostpatientswithbraintumoursneed
steroidstohelprelieveswellingofthebrain.
Dexamethaxonemaybeusedbeforeandaftertreatment
toreducecerebraloedema.
Anti-convulsantmedicine-Braintumourscancause
seizures,patientmaytakeanAnticonvulsantmedicine
topreventorcontrolseizures.
Shunt-Iffluidbuildsupinthebrain,thesurgeonmay
placeashunttodrainthefluid.

NURSING MANAGEMENT
Decreasingintracranialpressure
Continuallyassesspatientsneurologicalstatus
Monitorandrecordvitalsignsandneurologicalstatus
MonitorICP
UsestrictaseptictechniquewithICPmonitoring.

Observeforsignsofdecreasedlevelofconsciousness,
restlessness,visualandothersensorydisturbances,
headache,vomiting,seizuresandpapilledema.
Ensureproperpositioningofthehead,elevatehead30
degrees.
Stoolsoftenerstopreventstrainingatstool(which
increaseintracranialpressure).

MaintainingNormalrespiratorypattern
AssessrespiratoryparametersandmonitorABGsas
indicated.
Assesstheclientslevelofconsciousnessand
neurologicstatusforchanges.
Suctionmouthandthroatifneededtomaintainthe
airway.
Administeroxygentherapy.Hyperoxygenation
preventsincreasedintracranialpressure.

Preventinjury
ReportanysignsofincreasedICP&Neurologic
deficits.
Initiateseizureprecautions.
Forpatientwithvisualfielddeficits,placematerialin
visualfield.
Maintainclientascomfortablyaspossiblewith
analgesicsandantiemeticsasordered.

Improvingnutrition:
Maintainadequatehydrationandnutrition.
Performoralhygienebeforeandaftermealsto
improveintake.
Maintaintheaccurateintakeandoutputrecords.

Compensatingforself-caredeficits:
Maintainrangeofmotionexerciseforalljoints.
Supportivenursingcareisgivendependinguponthe
patientssymptomsandabilitytoperformactivitiesof
dailyliving.

CRANIAL NERVES AND THEIR
FUNCTIONS

GOOD TIME WITH YOU