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Echo Acronymns
Echocardiography Acronymns and Abbreviations
| Term | Definition |
|---|---|
| A-long | apical long axis |
| A-mode | amplitude mode (amplitude vs. depth) |
| A (italicized) | late diastolic ventricular filling velocity with atrial contraction |
| A' (italicized) | diastolic tissue Doppler velocity with atrial contraction |
| A2C | apical two-chamber |
| A4C | apical four-chamber |
| AcT (A and c italicized) | acceleration time |
| A dur (subscript) | transmitral A-velocity duration |
| a dur (subscript) | pulmonary vein a-velocity duration |
| AF | atrial fibrillation |
| AMVL | anterior mitral valve leaflet |
| Ao | aortic or aorta |
| AR | aortic regurgitation |
| AS | aortic stenosis OR atrial septum |
| ASD | atrial septal defect |
| ATVL | anterior tricuspid valve leaflet |
| AV | atrioventricular OR aortic valve |
| AVA | aortic valve area |
| AVR | aortic valve replacement |
| BAV | bicuspid aortic valve |
| BSA | body surface area |
| c | propagation velocity of sound in tissue |
| CAD | coronary artery disease |
| CPB | cardiopulmonary disease |
| cath | cardia catheterization |
| C m (C italicized, m subscript) | specific heat of tissue |
| CMR | cardiac magnetic resonance imaging |
| CO | cardiac output |
| CS | coronary sinus |
| CT | computed tomography |
| Cx | circumflex coronary artery |
| D | diameter |
| DA | descending aorta |
| dP/dt | rate of change in pressure over time |
| dT/dt | rate of increase in temperature over time |
| DT | deceleration time |
| dyne . s . cm-5 | units of resistance |
| D-TGA | complete transposition of the great arteries |
| E (italicized) | early-diastolic peak velocity |
| E' (italicized) | early-diastolic tissue Dopler velocity |
| ECG | electrocardiogram |
| ED | end-diastole |
| EDD | end-diastolic dimension |
| EDV | end diastolic volume |
| EF | ejection fraction |
| endo | endocardium |
| epi | epicardium |
| EPSS | E-point septal separation |
| ES | end-systole |
| ESD | end-systolic dimension |
| ESV | end-systolic volume |
| ETT | exercise treadmill test |
| delta f | frequency shift |
| FL | false lumen |
| F n (subscript) | near field |
| F o (subscript) | resonance frequency |
| F s (subscript) | scattered frequency |
| FSV | forward stroke volume |
| F T (subscript) | transmitted frequency |
| HCM | hypertrophic cardiomyopathy |
| HPRF | high pulse repetition frequency |
| HV | hepatic vein |
| I | intensity of exposure to ultrasound |
| IAS | interatrial septum |
| ID | indicator dilution |
| IV | intravenous |
| IVC | inferior vena cava OR isovolumic contraction |
| IVCT | isovolumic contraction time |
| IVRT | isovolumic relaxation time |
| LA | left atrium |
| LAA | left atrial appendage |
| LAD | left anterior descending coronary artery |
| LAE | left atrial enlargement |
| LCC | left coronary cusp |
| LMCA | left main coronary artery |
| LPA | left pulmonary artery |
| LSPV | left superior pulmonary vein |
| L-TGA | corrected transposition of the great arteries |
| LV | left ventricle |
| LV-EDP | left ventricular end-diastolic pressure |
| LVH | left ventricular hypertrophy |
| LVID | left ventricular internal dimension |
| LVOT | left ventricular outflow tract |
| M-mode | motion display (depth vs. time) |
| MAC | mitral annular calcification |
| MI | myocardial infarction |
| MR | mitral regurgitation |
| MS | mitral stenosis |
| MV | mitral valve |
| MVA | mitral valve area |
| MVL | mitral valve leaflet |
| MVR | mitral valve replacement |
| NBTE | nonbacterial thrombotic endocarditis |
| NCC | noncoronary cusp |
| delta P | pressure gradient |
| PA | pulmonary artery |
| PAP | pulmonary artery pressure |
| PCI | percutaneous coronary intervention |
| PDA | patent ductus arteriosus OR posterior descending artery (depends on context) |
| PE | pericardial effusion |
| PEP | preejection period |
| PET | positron-emission tomography |
| PISA | proximal isovelocity surface area |
| PLAX | parasternal long-axis |
| PM | papillary muscle |
| PMVL | posterior mitral valve leaflet |
| PR | pulmonic regurgitation |
| PRF | pulse repetition frequency |
| PRFR | peak rapid filling rate |
| PS | pulmonic stenosis |
| PSAX | parasternal short-axis |
| PV | pulmonary vein |
| PVC | premature ventricular contraction |
| PV D (subscript) | pulmonary vein diastolic velocity |
| PVR | pulmonary vascular resistance |
| PWT | posterior wall thickness |
| Q | volume flow rate |
| Q p (subscript) | pulmonic volume flow rate (pulmonary volume flow rate) |
| Q s (subscript) | systemic volume flow rate |
| r | correlation coefficient |
| R (italicized) | ventricular radius |
| R FR (subscript) | regurgitant instantaneous flow rate |
| RA | right atrium |
| RAE | right atrial enlargement |
| RAO | right anterior oblique |
| RAP | right atrial pressure |
| RCA | right coronary artery |
| RCC | right coronary cusp |
| R e (subscript) | Reynold's number |
| RF | regurgitant fraction |
| RJ | regurgitant jet |
| R o (subscript) | radius of microbubble |
| ROA | regurgitant orifice area |
| RPA | right pulmonary artery |
| RSPV | right superior pulmonary vein |
| RSV | regurgitant stroke volume |
| RV | right ventricle |
| RVE | right ventricular enlargement |
| RVH | right ventricular hypertrophy |
| RVol | regurgitant volume |
| RVOT | right ventricular outflow tract |
| SAM | systolic anterior motion |
| SC | subcostal |
| SEE | standard error of the estimate |
| SPPA | spatial peak pulse average |
| SPTA | spatial peak temporal average |
| SSN | suprasternal notch |
| ST | septal thickness |
| STJ | sinotubular junction |
| STVL | septal tricuspid valve leaflet |
| SV | stroke volume OR sample volume OR single ventricle |
| SVC | superior vena cava |
| T1/2 | pressure half-time |
| TD | thermodilution |
| TEE | transesophageal echocardiography |
| TGA | transposition of the great arteries |
| TGC | time-gain compensation |
| Th | wall thickness |
| TL | true lumen |
| TN | true negatives |
| TOF | tetralogy of Fallot |
| TP | true positives |
| TPV | time to peak velocity |
| TR | tricuspid regurgitation |
| TS | tricuspid stenosis |
| TSV | total stroke volume |
| TTE | transthoracic echocardiography |
| TV | tricuspid valve |
| V (italicized) | volume OR velocity (depends on context); v always velocity |
| VAS | ventriculo-atrial septum |
| Veg | vegetation |
| VSD | ventricular septal defect |
| VTI | velocity-time integral |
| WPW | Wolff-Parkinson-White syndrome |
| z | acoustic impedance |
| EROA | effective regurgitant orifice area |
| HFpEF | heart failure with preserved ejection fraction |
| HFrEF | heart failure with reduced ejection fraction |
| ICD | implantable cardioverter defibrillator |
| ICE | intracardiac echocardiography |
| LVEDD | left ventricular end-diastolic dimension |
| LVEDP | left ventricular end-diastolic pressure |
| LVESD | left ventricular end-systolic dimension |
| LVPW | left ventricular posterior wall |
| NSTEMI | non-ST-segment elevato myocardial infarction |
| PFO | patent foramen ovale |
| STEMI | ST-segment myocardial infarction |
| TAPSE | tricuspid annular plane systolic excursion |
| TAVR | transcatheter aortic valve replacement |
| TG | transgastric |
| 5C | five-chamber view |
| AA | aortic arch |
| AI | aortic insufficiency |
| ALCAPA | anomalous origin of the left coronary artery from the pulmonary artery |
| APB | absent pulmonary vein |
| aRV | atrialized right ventricle |
| ASO | arterial switch operation |
| AVC | atrioventricular canal OR aortic valve closure |
| AVSD | atrioventricular septal defect |
| AVV | atrioventricular valve |
| AVVR | atriventricular valve regurgitation |
| BT | Blalock-Taussig |
| BVF | bulboventricular foramen |
| cc-TGA | congenitally corrected transposition of the great arteries |
| CFD | color flow Doppler |
| CHD | congenital heart disease |
| CI | confidence interval |
| CM | cardiomyopathy |
| CoA | coarctation of the aorta |
| CPB | cardiopulmonary bypass |
| DA | ductus arteriosus |
| DAo | descending aorta |
| DCM | dilated cardiomyopathy |
| DCRV | double-chamber right ventricle |
| DILV | double-inlet left ventricle |
| DKS | Damus-Kaye-Stansel (procedure) |
| DORV | double-outlet right ventricle |
| DSE | dobutamine stress echocardiography |
| EFE | endocardial fibroelastastosis |
| FAC | fractional area change |
| GOS | Great Ormond Street |
| GV | great vessel |
| HLHS | hypoplastic left heart syndrome |
| ICE | intracardiac echocardiography |
| ILB | inferior limbic bands |
| IVA | isovolumic acceleration |
| IVS | interventricular septum OR intact ventricular system |
| IVSD | inlet ventricular septal defect |
| LLPV | left lower pulmonary vein |
| LM | left mitral leaflet |
| LRV | lower reference value |
| LSVC | left superior vena cava |
| L-TGA | levo-TGA |
| LUPV | left upper pulmonary vein |
| LVE | left ventricular enlargement |
| LVED | left ventricular end-diastolic dimension |
| LVM | left ventricular mass |
| LVN | left ventricular noncompaction |
| LVO | left ventricular outflow |
| LVOTO | left ventricular outflow tract obstruction |
| LVP | left ventricular pressure |
| LVPW | let ventricular posterior wal; |
| MAPCA | major aortopulmonary collateral artery |
| m-BT | modified Blalock-Taussing |
| ME | midesophageal |
| MIPG | maximum instantaneous pressure gradient |
| MPA | main pulmonary artery |
| MPI | myocardial performance index |
| MPR | multiplanar reconstruction |
| MVI | myocardial videointensity |
| PA/IVS | pulmonary atresia with intact ventricular septum |
| PAPVC | partial anomalous pulmonary venous connection |
| PAPVD | partial anomalous pulmonary venous drainage |
| PASP | pulmonary artery systolic pressure |
| PBF | pulmonary blood flow |
| PBL | posterior bridging leaflet |
| PHTN | pulmonary hypertension |
| PI | pulmonary insufficiency |
| PIPG | peak instantaneous pressure gradient |
| PPV | positive pressure ventilation |
| pulm V | pulmonary valve |
| PVR | pulmonary vascular resistance |
| RCM | restrictive cardiomyopathy |
| RI | right inferior leaflet |
| RLPV | right lower pulmonary vein |
| RPA | right pulmonary artery |
| RUPV | right upper pulmonary vein |
| RVD | right ventricle diameter |
| RVDCC | right ventricle-dependent coronary circulation |
| RVEDV | right ventricular end-diastolic voume |
| RVO | right ventricular outflow |
| RVOTO | right ventricular outflow tract obstruction |
| RVP | right ventricular pressure |
| RWMA | regional wall motion abnormality |
| SAX | short axis view |
| SBF | systemic blood flow |
| SCD | sudden cardiac death |
| SCLAX | subcostal long axis view |
| SCSAX | subcostal short axis view |
| SD | standard deviation |
| SLB | superior limbic band |
| SLE | systemic lupus erythematosus |
| SR | strain rate |
| SSFP | single-state free-precession |
| TA | tricuspid atresia |
| TAPVC | total anomalous pulmonary venous connnection |
| TAPVD | total anomalous pulmonary venous drainage |
| TDI | tissue Doppler imaging |
| TEE | transesophageal echocardiography |
| UE | upper esophageal |
| URV | upper reference value |
| VS | ventricular septum |
| VSD | ventricular septal defect |
| VVI | velocity vector imaging |
Created by:
reedybrook
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