"e.g. metoprolol 5mg IV followed by monitoring for 5 min repeatedly up to 15-20 mg"
"- BMI < 25 kg/m²: Very low kVp (≤80 kVp)"
"- BMI > 30 kg/m²: Normal kVp (110 - 120 kVp)"
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"- BMI 25 - 30 kg/m²: Low kVp (90 - 100 kVp)"
"- BMI 25 - 30 kg/m²: Low kVp (90 - 100 kVp)"
"- BMI > 30 kg/m²: Normal kVp (110 - 120 kVp)"
"Consider increase of kVp if :"
"Consider reduction of kVp if :"
"For a Low-Regular heart rate, the scanning window is set exactly at 70%, with the best reconstruction phase being BestDiast (%)."
"For a Low-Unstable heart rate, the recommended window is from 65% to 75%, with the best reconstruction phase being BestDiast (%)."
"For Low-Arrhythmic, Moderate-Regular, and Moderate-Unstable heart rates, the recommended window spans from 60% to 80%, with the best reconstruction phase being BestDiast (%)."
"For Moderate-Arrhythmic, High-Unstable, and High-Arrhythmic heart rates, the recommended window is set between 200 ms and 350 ms, with the best reconstruction phase being BestSyst (ms)."
"For a High-Regular heart rate, the recommended window is from 30% to 40%, with the best reconstruction phase being BestSyst (%)."
"Note: This article is intended to outline some general principles. Protocol specifics, especially medications, contrast doses and decisions versus other cardiac acquisitions, will vary subject to institutional protocols and patient factors as well as CT hardware and software."
"The medication and contrast doses apply to cardiac CT examinations in adults."
"Note: This article is intended to outline some general principles. Protocol specifics, especially medications, contrast doses and decisions versus other cardiac acquisitions, will vary subject to institutional protocols and patient factors as well as CT hardware and software."
"acute ST-elevation myocardial infarction (time delay for PCI)"
"acute ST-elevation myocardial infarction (time delay for PCI)"
"check scan can occur in the agreed-upon portion of the R-R interval within the patient's current heart rate"
"Selection of tube potential protocol based on Body Mass Index (BMI) :"
"Consider increase of kVp if :"
"Consider reduction of kVp if :"
"Recommended ECG Gating Windows"
"For a Low-Regular heart rate, the scanning window is set exactly at 70%, with the best reconstruction phase being BestDiast (%)."
"For a Low-Unstable heart rate, the recommended window is from 65% to 75%, with the best reconstruction phase being BestDiast (%)."
"For Low-Arrhythmic, Moderate-Regular, and Moderate-Unstable heart rates, the recommended window spans from 60% to 80%, with the best reconstruction phase being BestDiast (%)."
"For Moderate-Arrhythmic, High-Unstable, and High-Arrhythmic heart rates, the recommended window is set between 200 ms and 350 ms, with the best reconstruction phase being BestSyst (ms)."
"For a High-Regular heart rate, the recommended window is from 30% to 40%, with the best reconstruction phase being BestSyst (%)."
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"For a Low-Regular heart rate, the scanning window is set exactly at 70%, with the best reconstruction phase being BestDiast (%)."
"For a Low-Unstable heart rate, the recommended window is from 65% to 75%, with the best reconstruction phase being BestDiast (%)."
"For Low-Arrhythmic, Moderate-Regular, and Moderate-Unstable heart rates, the recommended window spans from 60% to 80%, with the best reconstruction phase being BestDiast (%)."
"For Low-Arrhythmic, Moderate-Regular, and Moderate-Unstable heart rates, the recommended window spans from 60% to 80%, with the best reconstruction phase being BestDiast (%)."
"For Low-Arrhythmic, Moderate-Regular, and Moderate-Unstable heart rates, the recommended window spans from 60% to 80%, with the best reconstruction phase being BestDiast (%)."
"For Moderate-Arrhythmic, High-Unstable, and High-Arrhythmic heart rates, the recommended window is set between 200 ms and 350 ms, with the best reconstruction phase being BestSyst (ms)."
"For Moderate-Arrhythmic, High-Unstable, and High-Arrhythmic heart rates, the recommended window is set between 200 ms and 350 ms, with the best reconstruction phase being BestSyst (ms)."
"For Moderate-Arrhythmic, High-Unstable, and High-Arrhythmic heart rates, the recommended window is set between 200 ms and 350 ms, with the best reconstruction phase being BestSyst (ms)."
"For a High-Regular heart rate, the recommended window is from 30% to 40%, with the best reconstruction phase being BestSyst (%)."
Expected headings
"Purpose"
"Technical requirements"
"Patient preparation"
"Premedication"
"inability to co-operate (e.g. breath-hold instructions, arm elevation etc.)"
"markedly irregular rhythm (e.g. atrial fibrillation)"
"recent use of phosphodiesterase-5 (PDE5) inhibitors (e.g., sildenafil)"
"active bronchoconstriction, asthma or bronchospastic disease with regular inhaler use"
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."
"In the following recommendations, the "best phase" indicates the best reconstruction phase for each specific heart rate profile. The rhythm profiles are generally defined by their heart rate variability/variation: Regular indicates minimal variation (< 5 bpm); Unstable indicates moderate variation (5-15 bpm); and Arrhythmic indicates severe variation (> 15 bpm) or irregular rhythms."