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Qaagi - Book of Why

Causes

Effects

brain atrophy or extraventricular obstructive hydrocephalus(passive) caused byventriculomegaly

Pathologies other than hydrocephaluscan causeventriculomegaly

symptomatic hydrocephalus ... the braincan causeventriculomegaly

an increase in transmantle pressure due to sluggish CSF flow , in which CSF accumulate outside the ventriclespreventsventriculomegaly

only the lateral ventricle , attached to the septum pellucidumcausingventriculomegaly

Fetal infections , mainly toxoplasmosis and cytomegalovirusmay causeventriculomegaly

an increase in CSF volume and pressure in the ventricles(passive) can be caused byVentriculomegaly

primarily(passive) is ... causedVentriculomegaly

that suggested the increase in ventricular pulsatilitycausingventriculomegaly

Cerebral atrophy or old agemay causeventriculomegaly

tissue loss due to ischemia or infection(passive) caused byventriculomegaly

usually(passive) is ... causedVentriculomegaly

too much fluid in the brain(passive) is sometimes caused byVentriculomegaly

the glycosaminoglycan accumulationpreventsventriculomegaly

several etiologies including ischemia , infection , and impaired CSF circulation or can be part of a brain syndrome [ 11(passive) can be caused byVentriculomegaly

while another group claimscausesventriculomegaly

the GAG accumulationpreventsventriculomegaly

the tissuescan ... causeVentriculomegaly

chromosomal problemscan causeventriculomegaly

intermittent shunt failurecausingVentriculomegaly

_ _ results from obstruction , atresia , or stenosis of the aqueduct of sylviuscausingventriculomegaly

not only obstruction of cerebrospinal flow tract but also brain maldevelopment or other reasons(passive) can be caused byVentriculomegaly

Obstruction of CSF(passive) caused byVentriculomegaly

anything that obstructs the pathways and normal flow of CSF(passive) can be caused byVentriculomegaly

the cause ... that is knownto causeventriculomegaly

other conditionscausingventriculomegaly

a factorcausingventriculomegaly

two separate but not necessarily mutually exclusive mechanisms ... compound heterozygous mutationsmay causeventriculomegaly

that leads to continuous cell growth and divisioncausingventriculomegaly

What medicationsdo causeventriculomegaly

disturbances of CSF dynamics(passive) can be caused byVentriculomegaly

maternal alcohol consumption(passive) caused byventriculomegaly

the amnio ... knownto causeventriculomegaly

overproduction of CSF in caffeine - treated ratscausesventriculomegaly

the neural - ependymal transition zonecausingventriculomegaly

that the denuded walls of the SA fuse and obliteration of the SA takes placetriggeringventriculomegaly

to increased water content and decrease brain matterleadingto increased water content and decrease brain matter

compression of brain tissue within the cranial vault , which increases intracranial pressure and leads to severe brain damagecausescompression of brain tissue within the cranial vault , which increases intracranial pressure and leads to severe brain damage

either by an increased intraventricular pressure or an atrophic process of cerebral tissue around thecausedeither by an increased intraventricular pressure or an atrophic process of cerebral tissue around the

from white matter loss in infants with diffuseresultingfrom white matter loss in infants with diffuse

to thinning of the ependyma , which was associated with periventricular edema and areas of the ventricular wall void of cilia and microvilliledto thinning of the ependyma , which was associated with periventricular edema and areas of the ventricular wall void of cilia and microvilli

potentially destructive tension , compression , and shear stress of susceptible periventricular tissuesalso causespotentially destructive tension , compression , and shear stress of susceptible periventricular tissues

shear stresses due to stretching of the periventricular structures and blood vesselscausesshear stresses due to stretching of the periventricular structures and blood vessels

to hydrocephalusmay leadto hydrocephalus

demyelinationmay causedemyelination

from increased cerebrospinal fluid secretionmay also resultfrom increased cerebrospinal fluid secretion

from diminished elasticity of brainresultsfrom diminished elasticity of brain

from loss of brain tissueresultingfrom loss of brain tissue

in conjunction with microcephalycausesin conjunction with microcephaly

diagnostic , therapeutic , and prognostic dilemma for obstetricians , neonatologists , and neurosurgeoncausesdiagnostic , therapeutic , and prognostic dilemma for obstetricians , neonatologists , and neurosurgeon

compression and shear stresses that strain these nucleicausescompression and shear stresses that strain these nuclei

to diagnosis of type 2 lissencephalyleadingto diagnosis of type 2 lissencephaly

from many different causes , which lead either to overproduction or under resorption of CSFresultsfrom many different causes , which lead either to overproduction or under resorption of CSF

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