Saturday, October 31, 2009

Myocardial MR Perfusion - Pattern Recognition

Keywords: Myocardial Perfusion, Artifacts, Perfusion Defects.

Friday, October 30, 2009

Pressure Gradient Measurement in CMR

Tanaka et al. Correlation of Aortic Valve Area Obtained by the Velocity-Encoded Phase Contrast Continuity Method to Direct Planimetry using Cardiovascular Magnetic Resonance. J. of Cardiovascular Magnetic Resonance (2007) vol. 9 (5) pp. 799-805

Keywords: Continuity Equation, Modified Bernoulli Equation, Peak Velocity, CMR

CMR Imaging of Aortic Valve

Keywords: Continuity Equation, Modified Bernoulli Equation, Peak Velocity, CMR

Thursday, October 29, 2009

Flow Measurement in Main Pulmonary Artery

Read here for alternate way of planning for RVOT.

Keywords: Free Breathing, Long Term Averaging, Retrospective Gating

Friday, October 23, 2009

T2* Measurement of Myocardial Iron in Thalassemia (Part I)

If you need further details on getting the exponential trendline, feel free to let me know.

Leung et al. Magnetic resonance imaging assessment of cardiac and liver iron load in transfusion dependent patients. Pediatr. Blood Cancer (2009) vol. 53 (6) pp. 1054-1059

Westwood et al. Intercentre Reproducibility of Magnetic Resonance T2* Measurements of Myocardial Iron in Thalassaemia. The international journal of cardiovascular imaging (2005) vol. 21 (5) pp. 531-538

Westwood et al. A single breath-hold multiecho T2* cardiovascular magnetic resonance technique for diagnosis of myocardial iron overload. J. Magn. Reson. Imaging (2003) vol. 18 (1) pp. 33-9

Westwood et al. Interscanner reproducibility of cardiovascular magnetic resonance T2* measurements of tissue iron in thalassemia. J. Magn. Reson. Imaging (2003) vol. 18 (5) pp. 616-620

Anderson. Cardiovascular T2-star (T2*) magnetic resonance for the early diagnosis of myocardial iron overload. European Heart Journal (2001) vol. 22 (23) pp. 2171-2179

MRI Safety Alerts

Thursday, October 22, 2009

Contrast-enhanced FLAIR for Infectious Leptomeningitis

If you're interested in knowing more about the T1 contrast characteristics of the long-TE FLAIR, leave me a note and I'll try to explain.

Parmar et al. Contrast-enhanced flair imaging in the evaluation of infectious leptomeningeal diseases. European journal of radiology (2006) vol. 58 (1) pp. 89-95

Wednesday, October 21, 2009

Navigator-gated T2W Abdomen

Klessen et al. Magnetic resonance imaging of the upper abdomen using a free-breathing T2-weighted turbo spin echo sequence with navigator triggered prospective acquisition correction. J. Magn. Reson. Imaging (2005) vol. 21 (5) pp. 576-82

Tuesday, October 20, 2009

Monday, October 19, 2009

Sunday, October 18, 2009

Saturday, October 17, 2009

Detailed CMR Anatomy

Transverse Views


Coronal Views

Sagittal Views

Short Axis Views

Horizontal Long Axis Views

Vertical Long Axis Views

Left Ventricular Outflow Tract Views

Right Ventricular Outflow Tract Views


Bogaert J, Dymarkowski S, Tayor AM. Cardiac Anatomy. In: Clinical Cardiac MRI. Springer: Berlin Heidelberg, 2005; 61-83.

Thursday, October 15, 2009

Phase Sensitive Inversion Recovery

Keywords: Phase sensitive image reconstruction, IR TurboFLASH, 2D Single-shot IR TrueFISP, 3D navigator-gated IR TurboFLASH

Tuesday, October 13, 2009

Brain MRI - Neonates

Keywords: Neonates, Brain, Gray Matter, White Matter

Jones RA., Palasis S., Grattan-Smith JD. MRI of the Neonatal Brain: Optimization of Spin-Echo Parameters. AJR 2004:182 367-372