PMC6131400_01
ECG ad admission showing 1-2 mm STE on leads V1-V5.
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F1
His ECG (Fig. 1) showed significant ST-segment elevation in the antero-apical precordial leads.
Coronary angiography RAO 15 CR30 showing calcific subtotal mid LAD occlusion.
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F2
Diagnostic coronary angiography demonstrated a heavily calcified subtotal occlusion in the mid portion of the left anterior descending coronary artery (LAD) (Fig. 2).
Coronary angiography RAO 15 CR30 showing Rotablation in mid LAD using 1.25 mm Burr.
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F3
Floppy (Boston Scientific, USA). For RA runs were performed using a 1.25 burr at 150,000 rpm for 15-20 seconds (Fig. 3).
Coronary angiography RAO 30 CR30 showing excellent angiographic results after stenting with 2 DES and repeated post dilatation with non-compliant balloon.
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F4
Abbott Vascular, USA and 3.0 x 36 mm Biomatrix Alpha (Biosensors, Singapore). After severaly postdilations with a 3.0 x 15 mm non-compliant ballon (Quantum NC, Boston Scientific, USA) final angiography showed an excellent result with TIMI 3 Flow (Fig. 4).