1.     First Middle East Transcatheter Aortic Valve Implantation (TAVI) experience: Immediate and 18 months Follow-up. Elwatidy, et al,  Journal: Journal of The American College of Cardiology - J AMER COLL CARDIOL , vol. 57, no. 14, pp. E1350-E1350, 2011 DOI: 10.1016/S0735-1097(11)61350-8  (Abstract)  

2.     Novel techniques in mitral repair: extended and rotational chordal transfer.  Elwatidy AM.  Innovations (Phila). 2010 Jan;5(1):63-6. 

       (Single Author)

3.     Predicted Vs Observed Mortality by ROC analysis in 1000 successive cardiac surgery patients of  Saudi population, Presented at the Winter Course of ISMICS, Okinawa, Japan, Nov14-16 2008              (Abstract)

4.     Surgical Management of RCA-CS fistula causing severe MR and TR: Case Report. Interact CardioVasc Thorac Surg ICVTS 2009,doi:10.1510/icvts 214445 accepted in September 2009 (Case Report)

5.     Carbon dioxide embolism during endoscopic vein Harvesting.  Muhammed Tamim, Maher Omrani, Adel Tash and Ahmed El Watidy. Interact CardioVasc Thorac Surg ICVTS 2008;7:659-660. doi:10.1510/icvts.2007.174581     (Case Report)

6.     Microwave Atrial Restorative Surgery for Rheumatic Mitral patients: ISMICS Winter course, Australia, 2008  (Abstract)

7.     An unusual aneurysm of the main pulmonary artery presenting as acute coronary syndrome. Mona A Kholeif, Mohamed El Tahir, Yasser A Kholeif, Ahmed El Watidy. Cardiovascular and interventional radiology. 2006 Sep-Oct ;29(5): 911-4  (Case Report)

8.     Aorto-right atrial fistula. A previously undescribed case report.  A.E-lwatidy, A.N.Galal, D.Rhyderrich, A.Ashmeg, Ann Thorac Surg 2003;76:929-931© 2003 The Society of Thoracic Surgeons     (Case Report)

9.    Coronary Bypass Surgery in patients on thyroxin replacement therapy: Sayed A.U, El-Watidy A., et al. Asian Cardiovascular Thoracic Annals (2002) 10:107-110. (full article)

10.  Coronary Sinus Injuries following retrograde cardioplegia: A.El-Watidy. Asian Ann Cardiovascular and Thorac surg, 2000; 8:118-20.                   (single Author)

11.  Ruptured Coronary Sinus. A. El-Watidy. Saudi Heart Journal 2000. (single Author)

12.  Antegrade crystalloid cardioplegia versus Antegrade/retrograde cold and tepid blood cardioplegia in coronary bypass surgery.                     A. El-Watidy, et al Annals of Thoracic Surgery, 1999;68:447-53. (Full article)

13.  “Dilatation of Fusiform to Sacular form Right Coronary Artery Aneurysm” Clinical Presentation and Surgical Approach, Case Report. S. Alkasab, A. Elwatidy, et al. Saudi Medical Journal 1999:Vol.20 (1).  (Case Report)

14.  Postoperative mediastinitis and B- Adrenergic Drugs. Sayed A.U, A. Elwatidy,et al.  Ann Thorac Surg, 1998;66:600-12. Letter to the editor.                  (letter to the editor)

15.  “Surgical Removal of Knotted pulmonary Catheter” Case report published in the A H Samarkandi, R Al Satli, S Maher, A F Al Watidy. Annals of Saudi medicine. 1995 May:15(3) 291-2  (Case Report)

• Thesis:

1.     Comparative study of Crystalloid & Blood (Tepid - Cold) Cardioplegia in Coronary Artery Bypass Surgery. (Prospective Randomized Study on 128 patients) Thesis submitted for partial fulfillment of M.D degree Cardiothoracic surgery, Ain - Shams University, Egypt .1997

2.“Evaluation of the Cardioplegic solution used in Alexandria Cardiothoracic Surgery Department” Thesis submitted as partial fulfillment of  M.S Degree, Alexandria University, 1989.