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Qaagi - Book of Why

Causes

Effects

excessive pulmonary venous return to the right side of the heartcausesright atrial and ventricular dilation

by advanced mitral valve disease(passive) caused bysevere left atrial dilation

Any diseasecausesdilation of the left ventricle , such as dilated cardiomyopathy

Tricuspid regurgitationresultsin right atrial dilation

The increase in return of blood to the left atrium and ventriclemay causeleft atrial and left ventricular dilation

to increased right ventricular afterloadresultingin right atrial dilation

Heart ... mitral valve regurgitationleadsto left atrial and left ventricular dilation

mitral valve regurgitationleadsto left atrial and left ventricular dilation

D ) tumor thrombus within the left hepatic duct ( arrowcausingleft lobe biliary dilation

increased left ventricular filling pressureswill ... leadto left atrial dilation

As increased left ventricular filling pressureswill ... leadto left atrial dilation

Hypertensioncan causeleft atrial dilation

moderate - severe and severe MRcan leadto left atrial dilation

by mitral valve dysfunction(passive) caused byleft atrial dilatation

any drugcausingLEFT ATRIAL DILATATION

other drugscauseLEFT ATRIAL DILATATION

Untreated , moderate - severe and severe MRcan leadto left atrial dilation

a possibilitycould causeLeft Atrial Dilatation

cardiomyopathies or volume overloads(passive) caused byextreme atrial dilation

the cardiac diseasecausedthe ventricular dilation

volume overload(passive) is caused byVentricular dilation

myocardial dysfunctionleadingto ventricular dilation

acute regurgitationleadingto ventricular dilation

in turncausingventricular dilation

other diseasescauseventricular dilation

Background Chronic ARcausesleft ventricular ( LV ) dilation

by brain atrophy(passive) caused byventricular dilation

the reduction of ECMcausesventricular dilation

myocardial infarction ( MI ) and other diseasescauseventricular dilation

have the same diameterresultingin ventricular dilation

severe casesresultingfrom ventricular dilation

Aortic regurgitationcausesdilation of the left ventricle

by volume overload from pulmonary or tricuspid valve regurgitation(passive) caused byright ventricular dilation

AF ... volume overloadcausesatrial dilation

no previous illnesscould have causedventricular dilation

Atrial hypertensionmay causeatrial dilation

This diseasecausesdilation of the left ventricle

the ascending aortaresultingin dilation of the left ventricle

a pulmonary valve results in chronic pulmonary insufficiencycan leadto right ventricular dilation

AFcausesatrial dilation

to further tricuspid annular dilationleadingto further tricuspid annular dilation

emergent cardiac surgerypromptingemergent cardiac surgery

atrial fibrillation and vice versamay causeatrial fibrillation and vice versa

Mitral valve annular dilatation(passive) caused byMitral valve annular dilatation

severe pulmonary hypertensioncausingsevere pulmonary hypertension

in heart failure and atrial fibrillationresultingin heart failure and atrial fibrillation

from mitral stenosiscan resultfrom mitral stenosis

reduction in the problems associated with cardiac dilation such as arrhythmias and valvular leakagecan causereduction in the problems associated with cardiac dilation such as arrhythmias and valvular leakage

A stroke(passive) caused byA stroke

in atrial fibrillationmay resultin atrial fibrillation

cardiac hypertrophy or heart attackcausingcardiac hypertrophy or heart attack

to cerebral and retinal aneurysmsleadingto cerebral and retinal aneurysms

sudden deathmay causesudden death

the prominence in the left midcardiac border seen in frontal view(passive) was causedthe prominence in the left midcardiac border seen in frontal view

DeGregori M. Acute myocardial infarction(passive) caused byDeGregori M. Acute myocardial infarction

A 51-year - old female developed embolic events(passive) caused byA 51-year - old female developed embolic events

an enlarged , weakened heart and eventual heart failurecan causean enlarged , weakened heart and eventual heart failure

to increased diastolic pressure and volumeleadingto increased diastolic pressure and volume

with an increase in left ventricular end - diastolic pressure and a secondary increase in left atrial pressurewill resultwith an increase in left ventricular end - diastolic pressure and a secondary increase in left atrial pressure

to heart failureleadsto heart failure

in pressure overloadcould ... resultin pressure overload

an impaired systolic function which results in an irregular heartbeat and heart failurecausesan impaired systolic function which results in an irregular heartbeat and heart failure

a decrease in venous return along with ventricular filling pressurecausesa decrease in venous return along with ventricular filling pressure

from the increased preload causesresultingfrom the increased preload causes

heart failurecausesheart failure

to abnormal systolic functionleadsto abnormal systolic function

alsomay ... resultalso

to congestive heart failurecan leadto congestive heart failure

a decrease in venous returncausesa decrease in venous return

to venous poolingleadingto venous pooling

dilation of the heart valve annuluscan causedilation of the heart valve annulus

to annular dilation or tethering of the valve apparatusleadingto annular dilation or tethering of the valve apparatus

to the development of cardiac failure and late mortality ( 1contributesto the development of cardiac failure and late mortality ( 1

symptoms prognosis treatmentcausessymptoms prognosis treatment

in [ [ dilated cardiomyopathymay resultin [ [ dilated cardiomyopathy

a decrease in cardiac workcausinga decrease in cardiac work

to their prematureleadsto their premature

embryonic lethalityresultedembryonic lethality

commonlycausescommonly

to abnormal position of papillary muscular tissuesleadingto abnormal position of papillary muscular tissues

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