US ORIENTATION DAY 1 Flashcards
Most anterior 💜 chamber
RV
Where do atria appear on the screen
bottom because they are more posterior
Rotation is along the ____ axis
long
tilting is along the ___ axis
short
4 cardiac views
Parasternal long
parasternal short
subxiphoid
4 chamber apical
where to start for Parasternal long
2nd intercostal space just lateral to sternum and work your way down until you see heart
will you see apex in parasternal long
no
orientation of probe parasternal long
towards right shoulder
what is the rule of thirds in parasternal long
LA, RVOT, and aortic value are all equal size in healthy heart in this view
what structure is needed to differentiate pericardial effusion from plural effusion
descending aorta, anterior means pericardial, posterior plural
how toi get parasternal short axis view
rotate probe 90 degrees from long
what shape should lv be in parasternal short
circle
which way is probe facing in subxiphoid view
left
what vessels can you see when rotating 90 degrees from subxiophoid view
IVC and Aorta
where is the 4 chapter apical view acquired from
PMI, probe to left
The right ventricle should be less than ___ the LV in apical 4 chamber view
2/3
What is an A line
Reverberation from pleural line
Will there be A lines in pneumothorax
yes
Will there be lung sledding in pneumothorax
NO
What is barcode sign
no “sand” only waves in M mode. (straight lines because no lung sliding)>
is lack of lung sliding diagnostic for pneumothorax
no
is a lung point diagnostic of pneumothorax
yes–part of pleural line slides and part doesn’t
What does hepatization if lung tissue mean
looks like liver buy has hyper echoic stuff= alveolar consolidation
what causes B lines
wet lung- blood, pus, water
A lines are___ and B lines are ___ to plural line
Parallell, Perpendicular
What 4 structures to identify before doing Thora
Lung, diaphragm, chest wall, anechoic space.
