MRI, MRA, EEG, EKG, EMG, PFT, Sleep Study Terms For MTs
COMMON MRI AND MRA TERMS & PHRASES:
3D time-of-flight study
anterior communicating artery
axial images
conus
coronal images
delayed images
distal A1 and proximal A2 segments of the anterior cerebral
artery
FLAIR images
globular increased signal
ICA/ECA complex (MRA of carotid arteries)
mass effect
middle cerebral arteries
MRA of circle of Willis
multiplanar images
neural foraminal
sagittal proton density sequences
sagittal T1 and T2 weighted images
vitamin E gel capsule
Pulmonary Function Test (PFT terms):
a/A ratio
ABG
air trapping
bronchospasm
bronchospastic component
CPAP
DLCO (diffusing capacity of lungs for carbon monoxide)
DPAP (diffuse pressure/airway pressure)
expiratory limb
FEF
FEF 25-75%
FEV1
FEV1:FVC ratio
FiO2
flow-volume loop
IP (intermittent pressure)
IPPB (intermittent positive pressure breathing)
IPPV (intermittent positive pressure ventilation)
lung mechanics
Mallampati airway classification stages
maximum voluntary ventilation (MVV)
MVV (maximum voluntary ventilation)
obstructive defect.
PEEP (positive end-expiratory pressure/PEEP valve)
response to bronchodilators
restrictive lung disorder
RV:TLC ratio
spirometry
TLC (total lung capacity)
TVC (timed vital capacity
Venti mask
Ventilator: assist control mode, tidal volume , FiO2, PEEP
(positive end-expiratory pressure).
EEG TERMS FOR MEDICAL TRANSCRIPTIONISTS:
18-channel digital EEG; 21-channel digital EEG
24-hour ambulatory EEG
alpha activity in the posterior regions
attenuates with eye opening
attenuation
awake stage
background rhythm
bilaterally synchronous and symmetrical
blocks with eye opening
diffuse cortical dysfunction
dominant posterior rhythm
drowsiness
EMG artifacts
epileptiform discharges
eye movement artifacts
hyperventilation
international 10-20 placement system
lateralizing abnormalities
microvolt alpha rhythm
multichannel digital EEG
paroxysmal activities or focal abnormalities
photic stimulation
resting record – well organized and symmetric
rhythmic sharp discharge
slowing of background rhythm
spike-and-wave discharges
stage II sleep
superimposed low voltage fast beta activity
well-organized, well-developed, low voltage
SLEEP STUDY (POLYSOMNOGRAPHY) TERMS:
apnea-hypopnea index
arousal index
Cadwell EZ II system
cardiopulmonary parameters
CPAP
desaturation profile
Epworth sleepiness scale
flexible finger probe pulse oximeter
hypersomnolence
latency to REM sleep
latency to REM sleep
latency to sleep onset
narcolepsy
number of awakenings
obstructive apneas
oxygen desaturation
periodic leg movements
periodic leg movements
Piezoelectric film strain gauges
RDI
sleep architecture
sleep efficiency
slow wave sleep
snoring profile
SpO2
stage I, II, III, IV sleep
thermistor beads
total number of REM events
total recording time
total sleep time
STRESS TEST TERMS:
adenosine
Bruce protocol
Cardiolite
LVH by voltage
maximum blood pressure
Maximum workload attained _____ METS
millicuries technetium tetrofosmin
predicted maximum heart rate
resting electrocardiogram
resting hemodynamics
resting perfusion images
risk stratification
SPECT myocardial perfusion imaging
stress test lab
EMG TERMS:
amplitude
conduction velocity
F-wave latencies
H reflex latency
median and ulnar nerves
median nerve motor distal latency
motor and sensory responses
peroneal nerves
sural sensory nerves
EKG TERMS:
akinetic
aortic root, left atrium, right ventricle, left ventricle,
aortic/mitral/tricuspid valve
color flow imaging and Doppler study
concentric left ventricular hypertrophy
conduction abnormalities
diastolic function
estimated ejection fraction
global hypokinesis
hypocontractile
intraluminal pathology
pericardial effusion
poor sonic window
suboptimal
systolic excursion
valve leaflets
Electrophysiology study/catheterization Terms:
1:1 VA conduction
AH interval
AV nodal Wenckebach
balloon catheter
Biosense Webster NaviStar catheter
bipolar steroid-eluting screw-in lead
burst atrial pacing
cannulation of the coronary sinus
capture thresholds
cardiac output
carotid sinus massage with a pause
conduction parameters
contractility pattern
Cordis Webster deflectable decapolar catheter
coronary sinus deflectable catheter
coupling interval of
defibrillator lead
detailed mapping
diaphragmatic stimulation
femoral vein
fixed curve Bard quadripolar catheter
fluoroscopic guidance
French Angio-Seal
French introducer
French JL-4 catheter
French peel-away
French pigtail catheter
French sheath
generator
gradient seen on pullback
Guidant inner Rapido catheter
guidewire
His-Purkinje function
HV interval
HV prolongation
ICD lead revision
infra-His block
Integrilin
interelectrode spacing
interrogate
isoproterenol
Isovue (contrast)
J stylet
joules
JR-4 catheter
junctional rhythm
J-wire
LAO projection
left ventricular end-diastolic pressure
long QT syndrome
Medtronic Attain guiding catheter
Medtronic InSync Maxima
myocardial pacing lead
no AH jump
no heart block seen
opening aortic pressure
overdrive ventricular pacing
pacing and sensing
pacing cycle length
power (measured in watts)
PR interval
prepectoral fascial pocket
programmed right ventricular stimulation drive cycle
QRS duration
QT interval
QT prolongation
quadripolar EP catheters
radiofrequency ablation
radiofrequency catheter ablation
RAO view
refractory periods
resistance (in ohms)
RF energy delivery
RV capture threshold
R-wave
Seldinger technique
shock impedance (in ohms)
signal dropout
single premature stimuli
slow pathway area
spanning systole and diastole
SR-0 long sheath
subclavian vein
tachycardia focus
TAXUS stent
Terumo guidewire
thresholds were measured
transesophageal echocardiography
ventricular outflow tract
vessel filling
Visipaque (a radiopaque agent)
Whisper wire
