QRS complex narrowing after left bundle branch pacing cardiac resynchronized therapy by shortening atrioventricular delay in patient with heart failure reduced ejection fraction and left bundle branch block

[Speaker] Jungmin Choi
JungMin Choi¹, So?Ryoung Lee¹, Eue?Keun Choi,^1,2 Seil Oh^1,2
1Division of Cardiology, Department of Internal Medicine, Seoul National University Hospital, Seoul, Republic of Korea. ²Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Republic of Korea 

The case of omental hernia after HeartMate 3 implantation, with successful laparoscopic repair

[Speaker] Jae Oh Lee
Jae Oh LEE¹, Seung Yoon Yang², Young Nam Yoon³, Suk Min Kang⁴, Jae won Oh^4
1Department of Cardiology, Yonsei Cardiovascular Center, Yonsei University College of Medicine, Seoul, Korea ²Department of Surgery, Severance hospital, Yonsei University college of Medicine, Seoul Korea ³Department of Thoracic and Cardiovascular Surgery, Severance hospital, Yonsei University college of Medicine, Seoul Korea ⁴Department of Cardiology, Yonsei Cardiovascular Center, Yonsei University College of Medicine, Seoul, Korea

Usefulness of six-minute walking distance for exercise prescription in patients with pulmonary arterial hypertension: a case report

[Speaker] Yong-Gon Seo
Yong-Gon Seo^1,6, SuKi Oh^2,6, Mija Jang^3,6, Ho-Young Kim^2,6, Sung-A Chang^4,6, jiwon Woo^5,6, Jidong Sung^5,6
1Division of Sports Medicine, Department of Orthopedic Surgery ²Cardiac Rehabilitation and Prevention Center, Heart Vascular Stroke Institute  ³Department of Nursing, Rehabilitation & Prevention Center, Cardiac Center, Heart Stroke & Vascular Institute ⁴Division of Cardiology, Department of Internal Medicine, Imaging Center, Heart Stroke & Vascular Institute ⁵Division of Cardiology, Department of Internal Medicine, Rehabilitation & Prevention Center, Heart Stroke & Vascular Institute ⁶Samsung Medical Center, Sungkyunkwan University School of Medicine, 81 Irwon-ro, Gangnam-gu, Seoul 06351, Korea