{"id":4537,"date":"2025-10-31T16:18:45","date_gmt":"2025-10-31T16:18:45","guid":{"rendered":"https:\/\/protocols.nwforums.com\/index.php\/thoracic-aorta-mra-1-5t\/"},"modified":"2026-01-07T20:12:51","modified_gmt":"2026-01-07T20:12:51","slug":"thoracic-aorta-mra-1-5t","status":"publish","type":"page","link":"https:\/\/protocols.nwforums.com\/index.php\/thoracic-aorta-mra-1-5t\/","title":{"rendered":"Thoracic Aorta MRA 1.5T"},"content":{"rendered":"<div style=\"justify-content: space-between;align-items: flex-start;margin-bottom: 2rem;flex-wrap: wrap;gap: 1rem\">\n<div>\n<\/div>\n<div id=\"protocol-actions\" style=\"gap: 0.75rem;align-items: center;flex-shrink: 0\">\n<a href=\"\/wp-content\/uploads\/2025\/protocols\/GE_MRA15T_ThoracicAortaMRA.pdf?v=20261005\" target=\"_blank\" style=\"color: white;background: linear-gradient(135deg, #0066cc, #00a8cc);padding: 8px 20px;border-radius: 6px;font-weight: 600;text-decoration: none\">Print<\/a><\/p>\n<\/div>\n<\/div>\n<section>\n<h3>Instructions And Patient Preparation<\/h3>\n<dl>\n<dt>Instructions<\/dt>\n<dd>Respiratory bellows &amp; peripheral gating optional: Reformat all Sagittal MRA into Axial and Coronal planes<\/dd>\n<dt>Common Indications<\/dt>\n<dd>Aortic aneurysm, dissection, coarctation<\/dd>\n<dt>Position<\/dt>\n<dd>Supine<\/dd>\n<dt>Coil<\/dt>\n<dd>8-32 channel Body Array, 8 channel Cardiac, GEMS Array<\/dd>\n<dt>Landmark<\/dt>\n<dd>Nipple Line<\/dd>\n<\/dl>\n<\/section>\n<section>\n<h3>Contrast Agent Parameters<\/h3>\n<table style=\"border-collapse: collapse;width: 100%\">\n<thead style=\"border: 1px solid #999;padding: 8px\">\n<tr>\n<th colspan=\"1\" style=\"border: 1px solid #999;padding: 8px\">Contrast Agents<\/th>\n<th colspan=\"3\" style=\"border: 1px solid #999;padding: 8px\">Dose<\/th>\n<th colspan=\"2\" style=\"border: 1px solid #999;padding: 8px\">Injection Rate<\/th>\n<th colspan=\"3\" style=\"border: 1px solid #999;padding: 8px\">Dose Timing Method and Scan Delay<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ccc;padding: 6px\">Gadopiclenol (VUEWAY)<\/td>\n<td colspan=\"3\" style=\"border: 1px solid #ccc;padding: 6px\">0.05 mmol\/kg up to a calculated volume of 10 mL<br \/>OK to cap at 10 mL max volume for patients larger than 100 kg<\/td>\n<td colspan=\"2\" style=\"border: 1px solid #ccc;padding: 6px\">Dilute to 30 mL @ 1.5 mL\/sec<\/td>\n<td colspan=\"3\" style=\"border: 1px solid #ccc;padding: 6px\">Fluoro trigger to peak arterial opacification of thoracic aorta<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ccc;padding: 6px\">Saline Flush<\/td>\n<td colspan=\"3\" style=\"border: 1px solid #ccc;padding: 6px\">50 mL<\/td>\n<td colspan=\"2\" style=\"border: 1px solid #ccc;padding: 6px\">1.5 mL\/sec<\/td>\n<td colspan=\"3\" style=\"border: 1px solid #ccc;padding: 6px\">Immediately following gadolinium<\/td>\n<\/tr>\n<tr>\n<td style=\"background: #fff;color: #000;font-weight: bold;padding: 8px;border: 1px solid #ccc\">Comments<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Breathing<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Expiration<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Pre during<br \/>fluoro trigger<br \/>Post 1 Expiration<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Post 2<br \/> LOW FLIP<br \/>Expiration<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Expiration<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Expiration<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Expiration Flow analysis gated.<br \/>3 Slices (at, <br \/>above, below)<\/td>\n<td style=\"padding: 8px;border: 1px solid #ccc;text-align: center;vertical-align: middle\">Quiet breathing Optional:<br \/>Vasculitis<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section>\n<h3>Imaging Parameters<\/h3>\n<table>\n<thead>\n<tr>\n<th>Scan Description<\/th>\n<th>3PL<br \/>LOCALIZER<br \/>SSFSE ARC<\/th>\n<th>AXIAL<br \/>SSFP<br \/>Non-Gated<\/th>\n<th>SAGITTAL<br \/>3D MRA<\/th>\n<th>SAGITTAL<br \/>3D MRA <br \/>LOW FLIP<\/th>\n<th>CORONAL<br \/>T1 3D<\/th>\n<th>AXIAL<br \/>T1 3D<\/th>\n<th>Optional:<br \/>OBLIQUE<br \/>2D PC<br \/>Flow Analysis<\/th>\n<th>Optional:<br \/>Vasculitis <br \/>AXIAL<br \/>RT T2 Fat Sat<\/th>\n<\/tr>\n<tr>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>\n<a href=\"javascript:void(0);\" onclick=\"showImageWithCaption('MIP During MRA', '\/wp-content\/uploads\/2025\/protocols\/ThoracicAortaMRA_15T_SagMIPDuringMRA_Vueway.jpg', 'Courtesy of Thomas M. Grist, MD, FACR.', 160, 550); return false;\" style=\"color: white;background: linear-gradient(135deg, #0066cc, #00a8cc);padding: 6px 16px;border-radius: 6px;font-weight: 600;text-decoration: none\">View Image<\/a>\n<\/th>\n<th>&nbsp;<\/th>\n<th>\n<a href=\"javascript:void(0);\" onclick=\"showImageWithCaption('CORONAL T1 Post', '\/wp-content\/uploads\/2025\/protocols\/ThoracicAortaMRA_15T_CorT1Post_Vueway.jpg', 'Courtesy of Thomas M. Grist, MD, FACR.', 160, 550); return false;\" style=\"color: white;background: linear-gradient(135deg, #0066cc, #00a8cc);padding: 6px 16px;border-radius: 6px;font-weight: 600;text-decoration: none\">View Image<\/a>\n<\/th>\n<th>\n<a href=\"javascript:void(0);\" onclick=\"showImageWithCaption('AXIAL T1 Post', '\/wp-content\/uploads\/2025\/protocols\/ThoracicAortaMRA_15T_AxT1Post_Vueway.jpg', 'Courtesy of Thomas M. Grist, MD, FACR.', 160, 550); return false;\" style=\"color: white;background: linear-gradient(135deg, #0066cc, #00a8cc);padding: 6px 16px;border-radius: 6px;font-weight: 600;text-decoration: none\">View Image<\/a>\n<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Mode<\/td>\n<td>2D<\/td>\n<td>2D<\/td>\n<td>3D<\/td>\n<td>3D<\/td>\n<td>3D<\/td>\n<td>3D<\/td>\n<td>2D<\/td>\n<td>2D<\/td>\n<\/tr>\n<tr>\n<td>Pulse Sequence<\/td>\n<td>SSFSE<\/td>\n<td>FIESTA<\/td>\n<td>ceMRA-XV<\/td>\n<td>ceMRA-XV<\/td>\n<td>LAVA-Flex<\/td>\n<td>LAVA-Flex<\/td>\n<td>FAST Vasc PC<\/td>\n<td>FRFSE-XL<\/td>\n<\/tr>\n<tr>\n<td>Imaging Options<\/td>\n<td>EDR, SEQ, ARC, FAST, SS<\/td>\n<td>SEQ, FAST,<br \/>ASSET<\/td>\n<td>FAST, EDR, ARC, ZIP2, ZIP512,<br \/>FluoroTrig<\/td>\n<td>FAST, EDR, <br \/>ARC, ZIP2, ZIP512<\/td>\n<td>EDR, FAST,<br \/>ZIP2, ARC<\/td>\n<td>EDR, FAST,<br \/>ZIP2, ARC<\/td>\n<td>GAT, ASSET,<br \/>SEQ, FAST<\/td>\n<td>TRf, FAST,<br \/>RespTrig<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section>\n<h3>Scan Parameters<\/h3>\n<table>\n<thead>\n<tr>\n<th>Scan Description<\/th>\n<th>3PL<br \/>LOCALIZER<br \/>SSFSE ARC<\/th>\n<th>AXIAL<br \/>SSFP<br \/>Non-Gated<\/th>\n<th>SAGITTAL<br \/>3D MRA<\/th>\n<th>SAGITTAL<br \/>3D MRA <br \/>LOW FLIP<\/th>\n<th>CORONAL<br \/>T1 3D<\/th>\n<th>AXIAL<br \/>T1 3D<\/th>\n<th>Optional:<br \/>OBLIQUE<br \/>2D PC<br \/>Flow Analysis<\/th>\n<th>Optional:<br \/>Vasculitis <br \/>AXIAL<br \/>RT T2 Fat Sat<\/th>\n<\/tr>\n<tr>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>TE<\/td>\n<td>90<\/td>\n<td>Min<\/td>\n<td>Min<\/td>\n<td>Min<\/td>\n<td>Min<\/td>\n<td>Min<\/td>\n<td>Def<\/td>\n<td>90<\/td>\n<\/tr>\n<tr>\n<td>TR<\/td>\n<td>Min<\/td>\n<td>Def<\/td>\n<td>Def<\/td>\n<td>Def<\/td>\n<td>Def<\/td>\n<td>Def<\/td>\n<td>Def (5.4)<\/td>\n<td>Def<\/td>\n<\/tr>\n<tr>\n<td>Flip Angle<\/td>\n<td>&#8212;<\/td>\n<td>60<\/td>\n<td>28<\/td>\n<td>15<\/td>\n<td>12<\/td>\n<td>12<\/td>\n<td>45<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<tr>\n<td>ETL<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>Bandwidth<\/td>\n<td>83<\/td>\n<td>125<\/td>\n<td>83<\/td>\n<td>62<\/td>\n<td>90<\/td>\n<td>90<\/td>\n<td>31<\/td>\n<td>50<\/td>\n<\/tr>\n<tr>\n<td>SAT<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>Fat Sat<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section>\n<h3>Acquisition Parameters<\/h3>\n<table>\n<thead>\n<tr>\n<th>Scan Description<\/th>\n<th>3PL<br \/>LOCALIZER<br \/>SSFSE ARC<\/th>\n<th>AXIAL<br \/>SSFP<br \/>Non-Gated<\/th>\n<th>SAGITTAL<br \/>3D MRA<\/th>\n<th>SAGITTAL<br \/>3D MRA <br \/>LOW FLIP<\/th>\n<th>CORONAL<br \/>T1 3D<\/th>\n<th>AXIAL<br \/>T1 3D<\/th>\n<th>Optional:<br \/>OBLIQUE<br \/>2D PC<br \/>Flow Analysis<\/th>\n<th>Optional:<br \/>Vasculitis <br \/>AXIAL<br \/>RT T2 Fat Sat<\/th>\n<\/tr>\n<tr>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MATRIX freq<\/td>\n<td>288<\/td>\n<td>256<\/td>\n<td>256<\/td>\n<td>256<\/td>\n<td>320<\/td>\n<td>320<\/td>\n<td>256<\/td>\n<td>320<\/td>\n<\/tr>\n<tr>\n<td>MATRIX phase<\/td>\n<td>160<\/td>\n<td>192<\/td>\n<td>192<\/td>\n<td>192<\/td>\n<td>192<\/td>\n<td>192<\/td>\n<td>160<\/td>\n<td>224<\/td>\n<\/tr>\n<tr>\n<td>NEX<\/td>\n<td>Def<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<td>Phase FOV<\/td>\n<td>1<\/td>\n<td>0.9<\/td>\n<td>0.8<\/td>\n<td>0.8<\/td>\n<td>0.9<\/td>\n<td>0.8<\/td>\n<td>0.8<\/td>\n<td>0.8<\/td>\n<\/tr>\n<tr>\n<td>Freq Direction<\/td>\n<td>Def<\/td>\n<td>R\/L<\/td>\n<td>S\/I<\/td>\n<td>S\/I<\/td>\n<td>S\/I<\/td>\n<td>R\/L<\/td>\n<td>R\/L<\/td>\n<td>R\/L<\/td>\n<\/tr>\n<tr>\n<td>Accel<\/td>\n<td>Ph 2<\/td>\n<td>Ph 2<\/td>\n<td>Ph 2, Sl 2<\/td>\n<td>Ph 2, Sl 2<\/td>\n<td>Ph 2, Sl 2<\/td>\n<td>Ph 2, Sl 2<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<tr>\n<td>Adv CV<\/td>\n<td>0, 240, 0<\/td>\n<td>&#8212;<\/td>\n<td>Turbo 2<br \/>Elip Cent 1<br \/>Slice Res 78%<\/td>\n<td>Turbo 2<br \/>Elip Cent <br \/>Slice Res 78%<\/td>\n<td>Min ARC<br \/>Ph OS 24<br \/>Min ARC <br \/>Sl OS 24 <br \/>Turbo 2<br \/>ARC 2<\/td>\n<td>Min ARC<br \/>Ph OS 24 <br \/>Min ARC <br \/>Sl OS 24 <br \/>Turbo 2 <br \/>ARC 2<\/td>\n<td>Flow Quant 1<\/td>\n<td>Blur Can 1<br \/> Fat Eff 1<br \/>EnFnL Sup 0<\/td>\n<\/tr>\n<tr>\n<td>Other<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>&#8212;<\/td>\n<td>Gate Tab:<br \/>Arryth Rej Wn 10<br \/>Trig Del Min<br \/>Phases 20<br \/>VPS 8<br \/>Vasc Tab: <br \/>Recon Ph Diff <br \/>VENC 150-200<br \/>FlwDr Slice<br \/>Collape Off<br \/>Fl Anlys On<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section>\n<h3>Scanning Range<\/h3>\n<table>\n<thead>\n<tr>\n<th>Scan Description<\/th>\n<th>3PL<br \/>LOCALIZER<br \/>SSFSE ARC<\/th>\n<th>AXIAL<br \/>SSFP<br \/>Non-Gated<\/th>\n<th>SAGITTAL<br \/>3D MRA<\/th>\n<th>SAGITTAL<br \/>3D MRA <br \/>LOW FLIP<\/th>\n<th>CORONAL<br \/>T1 3D<\/th>\n<th>AXIAL<br \/>T1 3D<\/th>\n<th>Optional:<br \/>OBLIQUE<br \/>2D PC<br \/>Flow Analysis<\/th>\n<th>Optional:<br \/>Vasculitis <br \/>AXIAL<br \/>RT T2 Fat Sat<\/th>\n<\/tr>\n<tr>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<th>&nbsp;<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>FOV<\/td>\n<td>40<\/td>\n<td>36<\/td>\n<td>36-40<\/td>\n<td>36-40<\/td>\n<td>38<\/td>\n<td>36<\/td>\n<td>36<\/td>\n<td>36<\/td>\n<\/tr>\n<tr>\n<td>Slice Thickness<\/td>\n<td>8<\/td>\n<td>6<\/td>\n<td>2<\/td>\n<td>2<\/td>\n<td>3<\/td>\n<td>3<\/td>\n<td>5<\/td>\n<td>5<\/td>\n<\/tr>\n<tr>\n<td>Spacing<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>Number of Slices<\/td>\n<td>5-8 each Plane<\/td>\n<td>40 Slices<\/td>\n<td>70 Slices PRN<\/td>\n<td>70 Slices PRN<\/td>\n<td>116 Slices<\/td>\n<td>128 Slices<\/td>\n<td>4-8 Segmentation<\/td>\n<td>40-50 Slices<\/td>\n<\/tr>\n<tr>\n<td>Approx. Scan Time<\/td>\n<td>0:46-0:54<\/td>\n<td>&plusmn; 16 sec per BH<\/td>\n<td>&plusmn; 20 sec per BH<\/td>\n<td>&plusmn; 20 sec per BH<\/td>\n<td>0:23<\/td>\n<td>0:23<\/td>\n<td>&plusmn; 20 sec per BH<\/td>\n<td>&plusmn; 5:00<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Print Instructions And Patient Preparation Instructions Respiratory bellows &amp; peripheral gating optional: Reformat all Sagittal MRA into Axial and Coronal planes Common Indications Aortic aneurysm, dissection, coarctation Position Supine Coil 8-32 channel Body Array, 8 channel Cardiac, GEMS Array Landmark Nipple Line Contrast Agent Parameters Contrast Agents Dose Injection Rate Dose Timing Method and Scan [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[46,43,57],"tags":[],"class_list":["post-4537","page","type-page","status-publish","hentry","category-1-5t","category-ge","category-thoracic-mra"],"_links":{"self":[{"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/pages\/4537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/comments?post=4537"}],"version-history":[{"count":6,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/pages\/4537\/revisions"}],"predecessor-version":[{"id":5610,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/pages\/4537\/revisions\/5610"}],"wp:attachment":[{"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/media?parent=4537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/categories?post=4537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/protocols.nwforums.com\/index.php\/wp-json\/wp\/v2\/tags?post=4537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}