[April 30] CTO LIVE_Asan Medical Center, Seoul, Korea: Case #1

- Operator : Etsuo Tsuchikane

1st Operator: Etsuo Tsuchikane / 2nd Operator: Chang Hoon Lee

Brief Case Summary

A 56 year-old male was admitted for effort chest pain started from 2 months ago. Following coronary angiogram showed total occlusion at mid RCA.

Past Medical History

  • Previous MI: N
  • Previous CABG : N
  • Previous PCI: N

Demographic Characteristics

  • Diabetes: N
  • Hypertension: Y
  • Hyperlipidemia: N
  • Smoking: Y
  • Family History: N
  • Age: 56
  • Sex: Male

Clinical Presentation

Stable angina

Non-invasive Studies



Treadmill test


Thallium SPECT


Cardiac Catheterization Findings

  • The left coronary angiogram showed no lesion and collateral flow from LCX to RCA.
  • The right coronary angiogram showed total occlusion at mid RCA.

Case Notes

Target Lesion(s)

CTO lesion at mid RCA

Planned device(s)

Intravascular ultrasound

Adjunctive Medication

  • ASA: Y
  • LMWH: N
  • Clopidogrel: Y
  • Heparin: N
  • Nitrates: N
  • IIb/IIIa: N
  • Other(s): Statin

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