m Mode echocardiogram test

8/10/2019 m Mode echocardiogram test

1/17

ANSWER

KEY

M MODE

AND

SPECTRAL

DOPPLER

Marilyn

Riley

Junir

O.tgyi

1.

M

mode

Aortic

varve

Pre-closure

seen

in Hypertrophic cardiomyopathy

or

with

some

kind

of

dynamic

LV

ouflow

obstruction....

2.

M

mode

Pulmonic

varve

Mid

systoric

Notching

seen

in

pulmonary

hypertension.

3:-

^-

-D.

-Tql.r

top

p*r.rel

systoric

Mitrar

Regurgitation

lower panel

:

diastoric

Aortic

rnsunrcrency"'very

m

d aortic

stenosis

same

patient

note

MR lonler

duration

than

systolic

aortic

flow.

4:

DgPPler

LV

outflow

gradient

-

sub aortic

stenosis-

note

the late peaking

and asymetric

sh.ap:

tg the,spectra,,

al.so

note

ihe

gap

between

the end

oftt

"

rp."n"

-Jfii-a*iJi"

*",

mrtral

srgnal....this

distinguishes

it

from

MR

which

would

be

h6losystolic.

:. .

Doppter

-Trans

MV

spectra

in

tamponadc -

marked

respaatory

variation

with

huge

drop in

velocity

at

peak

inspiratibn.....also

note

electical alternans

on tfre

EfC.

6. Doppler

sweep

from

systolic

MR

to

As

---MR

higher in

verocity,

longer

duration.

7

.

M mode

infero-posterior

MI

with

normal

septal

motion

and

thickness.

8.

M

mode

septal

MI

scared

,

thinned

septum,

normal posterior

wall..

9.

M mode

late

systolic

Mital

Valve

proplapse.

10.

M

mode

Tamponade

RV

diastolic

collapse

anterio

and

posterior

pericardiai

effusion.

11.

M

mode

Premature

Mitral

closure

seen

in

severe AI...MV

should

normaily

close

on

or slightly

after

the

QRS....

12-

M mode

MV

Flail-

note

the

chaotic,

high

freqency

flutter

of

the

leaflet

in

systole...this

could

be a

torn chordae

.

13.

M mode

MV

Flail in

this

example

the

leaflet

appears

more

thickened...there

could

be a

vegetation

as

well.

14.

M

mode

Rheumatic

Mitral

Stenosis

with

left

atrial

enftugement.

15..

M

mode

Asymmetic

Septal

Hypertrophy

(ASH)

and systolic

anterior motion

(SAM)

of

the

miral

apparatus

to

abut the

septuh

16.

M mode

Diastolic

MV

flutter

caused

by

aortic insufficiency

jet

hitting

the MV,

along

with Mitral

prolapse,


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In

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Tricuspid

and

Pulmonic

Valves

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m Mode echocardiogram test