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Gloss-Abbreviations
| Question | Answer |
|---|---|
| A-long | apical long-axis |
| A-mode | amplitude mode |
| A-late | (atrial) diastolic velocity peak or area |
| A2C | apical 2 chamber |
| A4C | apical 4 chamber |
| AcT | acceleration time |
| a dur | duration of pulmonary venous atrial reversal velocity |
| A dur | duration of atrial filling velocity |
| AF | atrial fibrillation |
| A m | myocardial tissue late diastolic velocity |
| AMVL | anterior mitral valve leaflet |
| ant | anterior |
| Ao | aortic or aorta |
| AR | aortic regurgitation |
| AS | aortic stenosis |
| ASD | atrial septal defect |
| ASH | asymmetrical septal hypertrophy |
| ATVL | anterior tricuspid valve leaflet |
| AV | atrioventricular |
| AVA | aortic valve area |
| AVR | aortic valve replacement |
| BAV | balloon aortic valvuloplasty |
| BP | blood pressure |
| BSA | body surface area |
| C-TGA | congenitally corrected transposition of the great arteries |
| C (capital C) | chordae |
| c (italized lower case c) | propagation velocity of sound in tissue |
| CAD | coronary artery disease |
| cath | cardiac catheterization |
| CBV | catheter balloon valvuloplasty |
| cm | centimeters |
| C m (capital C subscript m) | specific heat of tissue |
| cm/s | centimeters per second |
| CO | cardiac output |
| Cont eq | continuous equation valve area |
| cos | cosine |
| CS | coronary sinus |
| CSA | cross sectional area |
| CT | computed tomography |
| CW | continuous wave |
| Cx | circumflex coronary artery |
| D | diameter |
| dB | decibels |
| DA | desending aorta |
| dP/dt | rate of change in pressure over time |
| dyne.s.cm-5 | units of resistance |
| E | early diastolic peak velocity |
| ECG | electrocardiogram |
| echo | echocardiogram |
| ED | end diastolic |
| EDD | end-diastolic dimension |
| EDV | end-diastolic volume |
| EF | ejection fraction |
| E m | myocardial tissue early diastolic velocity |
| endo | endocardium |
| epi | epicardium |
| EPSS | E-point septal seperation |
| ES | end-systole |
| ESD | end-systolic dimension |
| ESPVR | end-systolic pressure volume relationship |
| ESV | end-systolic volume |
| ETT | exercise treadmill test |
| ∆ƒ | frequency shift |
| ƒ | frequency |
| FL | false lumen |
| F n (subscript n) | near field |
| FN | false negative |
| F₀ | resonance frequency |
| FP | false positive |
| F s (subscript s) | scattered frequency |
| FSV | forward stroke volume |
| F t | transmitted frequency |
| fx | function |
| HCM | hypertrophic cardiomyopathy |
| HOCM | hypertrophic obstructive cardiomyopathy |
| HPRF | high pulse repetition frequency |
| HR | heart rate |
| HV | hepatic vein |
| I | intensity of ultrasound exposure |
| IAS | interatrial septum |
| ID | indicator dilution |
| inf | inferior |
| IV | intraveneous |
| IVC | inferior vena cava |
| IVCT | isovolumetric contraction time |
| IVRT | isovolumetric relaxation time |
| kHz | kilohertz |
| L | length |
| LA | left atrium |
| LAA | left atrial appendage |
| LAD | left anterior descending coronary artery |
| LAE | left atrial enlargement |
| lat | lateral |
| LCC | left coronary cusp |
| LLAT | left lateral |
| LMCA | left main coronary artery |
| LPA | left pulmonary artery |
| LSPV | left superior pulmonary vein |
| LV | left ventricle |
| LV-EDP | left ventricle-end diastolic pressure |
| LVE | left ventricular extension branch or left ventricular enlargement |
| LVH | left ventricular hypertrophy |
| LVI | left ventricular inflow |
| LVID | left ventricular internal dimension |
| LVO | left ventricular outflow |
| LVOT | left ventricular outflow tract |
| M | myxoma |
| M-mode | motion display |
| MAC | mitral annular calcification |
| MB | moderator band |
| MI | myocardial infarction |
| MR | mitral regurgitation |
| MRI | magnetic resonance imaging |
| MS | mitral stenosis |
| MV | mitral valve |
| MVA | mitral valve area |
| n | number of subjects |
| NBTE | nonbacterial throbotic endocarditis |
| NCC | noncoronary cusp |
| ∆P | pressure gradient |
| P | pressure |
| PA | pulmonary artery |
| pAn | psuedoaneurysm |
| PAP | pulmonary artery pressure |
| PD | pulsed Doppler |
| PDA | patent ductus arteriosus or posterior descending artery |
| 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 | pulmonary regurgitation |
| PRF | pulse repetition frequency |
| MVR | mitral valve replacement |
| PRFR | peak rapid filling rate |
| PS | pulmonic stenosis |
| PSAX | parasternal short axis |
| PTCA | percutaneous transluminal coronary angioplasy |
| PV | pulmonary vein |
| PV a | pulmonary venous atrial reversal velocity |
| PV D (subscript D) | pulmonary venous peak diastolic velocity |
| PV s | pulmonary venous peak systolic velocity |
| PVC | premature ventricular contraction |
| PWT | posterior wall thickness |
| Q | volume flow rate |
| Q p | pulmonic volume flow rate |
| Q s | systemic volume flow rate |
| r | ventricular radius or correlation coefficient |
| RA | right atrium |
| RAE | right atrium enlargement |
| RAM | random access memory |
| RAO | right anterior oblique |
| RAP | right atrial pressure |
| RCA | right coronary artery |
| RCC | right coronary cusp |
| Re | Reynolds number |
| RF | regurgitation factor |
| RJ | regurgitation jet |
| R₀ | radius of microbubble |
| ROA | regurgitant oriface 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 |
| RVI | right ventricular inflow |
| RVO | right ventricular outflow |
| 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 |
| SVC | superior vena cava |
| SWMA | segmental wall motion abnormality |
| Ƭ½ | pressure half time |
| T | thrombus |
| TD | thermodilution |
| TEE | transesophageal echocardiography |
| TGA | transposition of the great arteries |
| TGC | time gain compensation |
| TL | true lumen |
| TN | true negative |
| TOF | tetralogy of Fallot |
| TP | true positive |
| TPV | time to peak velocity |
| TR | tricuspid regurgitation |
| TS | tricuspid stenosis |
| TSV | total stroke volume |
| TTE | transthoracic echocardiography |
| TV | tricuspid valve |
| v | velocity |
| V | volume or velocity |
| VAS | ventriculo-atrial septum |
| V max | maximum velocity |
| VSD | ventricular septal defect |
| VTI | velocity time integral |
| WPW | Wolff Parkinson White syndrome |
| Z | acoustic impedance |