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Comparison of In-Hospital Outcomes in Patients Having Limb-Revascularization With Versus Without Atrial Fibrillation.

Moussa Pacha H, Al-Khadra Y, Darmoch F, Soud M, Zaitoun A, Kwok CS, Mamas MA, Kaki A, Garcia S, Banerjee S, Arain SA, Vetrovec GW, Glazier JJ, Alraies MC.

Am J Cardiol. 2019 Aug 23. pii: S0002-9149(19)30960-9. doi: 10.1016/j.amjcard.2019.07.069. [Epub ahead of print]


Comparison of Outcomes After Percutaneous Coronary Interventions in Patients of Eighty Years and Above Compared With Those Less Than 80 Years.

Al-Khadra Y, Kajy M, Idris A, Darmoch F, Pacha HM, Kabach A, Garcia S, Bagur R, Kwok CS, Kaki A, Glazier JJ, Kapadia S, Mamas M, Alraies MC.

Am J Cardiol. 2019 Nov 1;124(9):1372-1379. doi: 10.1016/j.amjcard.2019.07.055. Epub 2019 Aug 8.


Readmission and processes of care across weekend and weekday hospitalisation for acute myocardial infarction, heart failure or stroke: an observational study of the National Readmission Database.

Martin GP, Kwok CS, Van Spall HGC, Volgman AS, Michos E, Parwani P, Alraies C, Thamman R, Kontopantelis E, Mamas M.

BMJ Open. 2019 Aug 22;9(8):e029667. doi: 10.1136/bmjopen-2019-029667.


Relation of Frailty to Outcomes in Patients With Acute Coronary Syndromes.

Kwok CS, Lundberg G, Al-Faleh H, Sirker A, Van Spall HGC, Michos ED, Rashid M, Mohamed M, Bagur R, Mamas MA.

Am J Cardiol. 2019 Oct 1;124(7):1002-1011. doi: 10.1016/j.amjcard.2019.07.003. Epub 2019 Jul 26.


Outcomes of cardiac implantable electronic device transvenous lead extractions performed in centers without onsite cardiac surgery.

Mohamed MO, Greenspon A, Contractor T, Rashid M, Kwok CS, Potts J, Barker D, Patwala A, Mamas MA.

Int J Cardiol. 2019 Aug 5. pii: S0167-5273(19)32976-6. doi: 10.1016/j.ijcard.2019.07.095. [Epub ahead of print]


Percutaneous Coronary Intervention and Outcomes in Patients With Lymphoma in the United States (Nationwide Inpatient Sample [NIS] Analysis).

Borovac JA, Kwok CS, Iliescu C, Lee HJ, Kim PY, Palaskas NL, Zaman A, Butler R, Lopez-Mattei JC, Mamas MA.

Am J Cardiol. 2019 Oct 15;124(8):1190-1197. doi: 10.1016/j.amjcard.2019.07.015. Epub 2019 Jul 24.


Mitral annular disjunction: A systematic review of the literature.

Bennett S, Thamman R, Griffiths T, Oxley C, Khan JN, Phan T, Patwala A, Heatlie G, Kwok CS.

Echocardiography. 2019 Aug;36(8):1549-1558. doi: 10.1111/echo.14437. Epub 2019 Aug 5. Review.


Early Unplanned Readmissions After Admission to Hospital With Heart Failure.

Kwok CS, Seferovic PM, Van Spall HG, Helliwell T, Clarson L, Lawson C, Kontopantelis E, Patwala A, Duckett S, Fung E, Mallen CD, Mamas MA.

Am J Cardiol. 2019 Sep 1;124(5):736-745. doi: 10.1016/j.amjcard.2019.05.053. Epub 2019 Jun 6.


Surviving cardiac arrest from mitral annular disjunction: A case report.

Bennett S, Phan T, Patwala A, Thamman R, Kwok CS.

Echocardiography. 2019 Jul;36(7):1405-1408. doi: 10.1111/echo.14411. Epub 2019 Jul 9.


Outcomes of nonemergent percutaneous coronary intervention requiring mechanical circulatory support in patients without cardiogenic shock.

Al-Khadra Y, Alraies MC, Darmoch F, Pacha HM, Soud M, Kaki A, Rab T, Grines CL, Meraj P, Alaswad K, Kwok CS, Mamas M, Kapadia S.

Catheter Cardiovasc Interv. 2019 Jun 28. doi: 10.1002/ccd.28383. [Epub ahead of print]


Coronary perforation complicating percutaneous coronary intervention in patients presenting with an acute coronary syndrome: An analysis of 1013 perforation cases from the British Cardiovascular Intervention Society database.

Kinnaird T, Kwok CS, Davies R, Calvert PA, Anderson R, Gallagher S, Sirker A, Ludman P, deBelder M, Stables R, Johnson TW, Kontopantelis E, Curzen N, Mamas M; British Cardiovascular Intervention Society and the National Institute for Cardiovascular Outcomes Research.

Int J Cardiol. 2019 Jun 14. pii: S0167-5273(18)36651-8. doi: 10.1016/j.ijcard.2019.06.034. [Epub ahead of print]


Effect of Concomitant Atrial Fibrillation on In-Hospital Outcomes of Non-ST-Elevation-Acute Coronary Syndrome-Related Hospitalizations in the United States.

Mohamed MO, Kirchhof P, Vidovich M, Savage M, Rashid M, Kwok CS, Thomas M, El Omar O, Al Ayoubi F, Fischman DL, Mamas MA.

Am J Cardiol. 2019 Aug 15;124(4):465-475. doi: 10.1016/j.amjcard.2019.05.040. Epub 2019 May 31.


The Outcomes of Pulmonary Hypertension Patients With Severe Aortic Stenosis Who Underwent Surgical Aortic Valve Replacement or Transcatheter Aortic Valve Implantation.

Al-Khadra Y, Darmoch F, Moussa Pacha H, Soud M, Kajy M, Ando T, Rab T, Grines CL, Kaki A, Kwok CS, Mamas MA, Glazier JJ, Alraies MC.

Am J Cardiol. 2019 Aug 15;124(4):586-593. doi: 10.1016/j.amjcard.2019.05.018. Epub 2019 May 25.


Readmissions to hospital after percutaneous coronary intervention: A systematic review and meta-analysis of factors associated with readmissions.

Kwok CS, Narain A, Pacha HM, Lo TS, Holroyd EW, Alraies MC, Nolan J, Mamas MA.

Cardiovasc Revasc Med. 2019 May 27. pii: S1553-8389(19)30315-X. doi: 10.1016/j.carrev.2019.05.016. [Epub ahead of print] Review.


Outcome of Transcatheter Aortic Valve Implantation in Patients with Peripheral Vascular Disease.

Darmoch F, Alraies MC, Al-Khadra Y, Pacha HM, Soud M, Kaki A, Rab T, Grines CL, Bagur R, Kwok CS, Mamas M, Banerjee S, AlJaroudi W, Pinto DS.

Am J Cardiol. 2019 Aug 1;124(3):416-422. doi: 10.1016/j.amjcard.2019.04.047. Epub 2019 May 8.


Comparison of Routine Versus Selective Glycoprotein IIb/IIIa Inhibitors Usage in Primary Percutaneous Coronary Intervention (from the British Cardiovascular Interventional Society).

Orzalkiewicz M, Hodson J, Kwok CS, Ludman PF, Giblett JP, George S, Doshi SN, Khan SQ, Kinnaird T, Hildick-Smith D, Townend JN, Mamas MA, Calvert PA.

Am J Cardiol. 2019 Aug 1;124(3):373-380. doi: 10.1016/j.amjcard.2019.05.010. Epub 2019 May 9.


FDG-PET in suspected dementia with Lewy bodies: a case report.

Suantio AM, Huang HL, Kwok CSN, Teo DCH, Nguyen MH.

BMC Geriatr. 2019 May 28;19(1):150. doi: 10.1186/s12877-019-1166-3.


Combinations of bleeding and ischemic risk and their association with clinical outcomes in acute coronary syndrome.

Mohamed MO, Kinnaird T, Anderson R, Rashid M, Martin GP, Freeman P, Kwok CS, Myint PK, Zaman AG, Mamas MA.

Int J Cardiol. 2019 Sep 1;290:7-14. doi: 10.1016/j.ijcard.2019.05.035. Epub 2019 May 21.


Should we implement interventions to reduce readmissions in open heart valve surgery?

Kwok CS, Balacumaraswami L, Mamas MA.

Int J Cardiol. 2019 Aug 15;289:50-51. doi: 10.1016/j.ijcard.2019.04.021. Epub 2019 Apr 8. No abstract available.


Non-specific chest pain and subsequent serious cardiovascular readmissions.

Kwok CS, Brown DL, Van Spall HGC, Walsh MN, Bharadwaj A, Parwani P, Potts J, Loke Y, Martin G, Kontopantelis E, Fischman D, Mamas MA.

Int J Cardiol. 2019 Sep 15;291:1-7. doi: 10.1016/j.ijcard.2019.04.001. Epub 2019 Apr 2.


Dietary components and risk of cardiovascular disease and all-cause mortality: a review of evidence from meta-analyses.

Kwok CS, Gulati M, Michos ED, Potts J, Wu P, Watson L, Loke YK, Mallen C, Mamas MA.

Eur J Prev Cardiol. 2019 Sep;26(13):1415-1429. doi: 10.1177/2047487319843667. Epub 2019 Apr 11.


In-hospital gastrointestinal bleeding following percutaneous coronary intervention.

Kwok CS, Sirker A, Farmer AD, Kontopantelis E, Potts J, Ayyaz Ul Haq M, Ludman P, de Belder M, Townend J, Zaman A, Large A, Kinnaird T, Mamas MA; British Cardiovascular Intervention Society (BCIS) and National Institute of Cardiovascular Outcomes Research (NICOR).

Catheter Cardiovasc Interv. 2019 Apr 8. doi: 10.1002/ccd.28222. [Epub ahead of print]


Timing and Causes of Unplanned Readmissions After Percutaneous Coronary Intervention: Insights From the Nationwide Readmission Database.

Kwok CS, Shah B, Al-Suwaidi J, Fischman DL, Holmvang L, Alraies C, Bagur R, Nagaraja V, Rashid M, Mohamed M, Martin GP, Kontopantelis E, Kinnaird T, Mamas M.

JACC Cardiovasc Interv. 2019 Apr 22;12(8):734-748. doi: 10.1016/j.jcin.2019.02.007. Epub 2019 Mar 27.


True 99th centile of high sensitivity cardiac troponin for hospital patients: prospective, observational cohort study.

Mariathas M, Allan R, Ramamoorthy S, Olechowski B, Hinton J, Azor M, Nicholas Z, Calver A, Corbett S, Mahmoudi M, Rawlins J, Simpson I, Wilkinson J, Kwok CS, Cook P, Mamas MA, Curzen N.

BMJ. 2019 Mar 13;364:l729. doi: 10.1136/bmj.l729.


In-Hospital Outcomes of Transcatheter Aortic Valve Implantation in Patients With Mitral Valve Stenosis.

Al-Khadra Y, Alraies MC, Darmoch F, Pacha HM, Soud M, Kajy M, Kaki A, AlJaroudi WA, Kwok CS, Mamas M, Kapadia S.

Am J Cardiol. 2019 May 1;123(9):1510-1516. doi: 10.1016/j.amjcard.2019.02.005. Epub 2019 Feb 8.


Erratum to pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis.

Solo K, Lavi S, Choudhury T, Martin J, Nevis IF, Kwok CS, Kotronias RA, Nishina N, Sponga S, Ayan D, Tzemos N, Mamas MA, Bagur R.

J Thorac Dis. 2018 Dec;10(12):E860. doi: 10.21037/jtd.2018.10.120.


Early readmissions after isolated coronary artery bypass grafting.

Narain A, Kwok CS, Lea A, Ridley P, Warwick R, Manorekang R, Goel N, Wong CW, Shufflebotham A, Balacumaraswami L, Mamas MA.

Int J Clin Pract. 2019 Apr;73(4):e13319. doi: 10.1111/ijcp.13319. No abstract available.


Nonspecific Chest Pain and 30-Day Unplanned Readmissions in the United States (From the Nationwide Readmission Database).

Kwok CS, Parwani PJ, Fischman DL, Thamman R, Suwaidi JA, Mohamed M, Borovac JA, Loke YK, Kontopantelis E, Brown DL, Mamas MA.

Am J Cardiol. 2019 Apr 15;123(8):1343-1350. doi: 10.1016/j.amjcard.2019.01.012. Epub 2019 Jan 25.


Temporal trends and predictors of time to coronary angiography following non-ST-elevation acute coronary syndrome in the USA.

Rashid M, Fischman DL, Martinez SC, Capers Q 4th, Savage M, Zaman A, Curzen N, Ensor J, Potts J, Mohamed MO, Kwok CS, Kinnaird T, Bagur R, Mamas M.

Coron Artery Dis. 2019 May;30(3):159-170. doi: 10.1097/MCA.0000000000000693.


Temporal trends and inequalities in coronary angiography utilization in the management of non-ST-Elevation acute coronary syndromes in the U.S.

Rashid M, Fischman DL, Gulati M, Tamman K, Potts J, Kwok CS, Ensor J, Shoaib A, Mansour H, Zaman A, Savage MP, Mamas MA.

Sci Rep. 2019 Jan 18;9(1):240. doi: 10.1038/s41598-018-36504-y.


The influence of Elixhauser comorbidity index on percutaneous coronary intervention outcomes.

Potts J, Nagaraja V, Al Suwaidi J, Brugaletta S, Martinez SC, Alraies C, Fischman D, Kwok CS, Nolan J, Mylotte D, Mamas MA.

Catheter Cardiovasc Interv. 2019 Aug 1;94(2):195-203. doi: 10.1002/ccd.28072. Epub 2019 Jan 10.


Outcomes Following Percutaneous Coronary Intervention in Non-ST-Segment-Elevation Myocardial Infarction Patients With Coronary Artery Bypass Grafts.

Shoaib A, Kinnaird T, Curzen N, Kontopantelis E, Ludman P, de Belder M, Rashid M, Kwok CS, Nolan J, Zaman A, Mamas MA.

Circ Cardiovasc Interv. 2018 Nov;11(11):e006824. doi: 10.1161/CIRCINTERVENTIONS.118.006824.


Relation of Length of Stay to Unplanned Readmissions for Patients Who Undergo Elective Percutaneous Coronary Intervention.

Kwok CS, Rao SV, Gilchrist IC Sr, Potts J, Nagaraja V, Gunning M, Nolan J, Kontopantelis E, Bertrand OF, Mamas MA.

Am J Cardiol. 2019 Jan 1;123(1):33-43. doi: 10.1016/j.amjcard.2018.09.028. Epub 2018 Sep 27.


The Influence of the Charlson Comorbidity Index on Procedural Characteristics, VARC-2 Endpoints and 30-Day Mortality Among Patients Who Undergo Transcatheter Aortic Valve Implantation.

George S, Kwok CS, Martin GP, Babu A, Shufflebotham A, Nolan J, Ratib K, Bagur R, Gunning M, Mamas M.

Heart Lung Circ. 2018 Nov 30. pii: S1443-9506(18)31989-9. doi: 10.1016/j.hlc.2018.11.006. [Epub ahead of print]


Percutaneous coronary intervention in cancer patients: a report of the prevalence and outcomes in the United States.

Potts JE, Iliescu CA, Lopez Mattei JC, Martinez SC, Holmvang L, Ludman P, De Belder MA, Kwok CS, Rashid M, Fischman DL, Mamas MA.

Eur Heart J. 2019 Jun 7;40(22):1790-1800. doi: 10.1093/eurheartj/ehy769.


Self-Reported Sleep Duration and Quality and Cardiovascular Disease and Mortality: A Dose-Response Meta-Analysis.

Kwok CS, Kontopantelis E, Kuligowski G, Gray M, Muhyaldeen A, Gale CP, Peat GM, Cleator J, Chew-Graham C, Loke YK, Mamas MA.

J Am Heart Assoc. 2018 Aug 7;7(15):e008552. doi: 10.1161/JAHA.118.008552.


Mode of presentation and mortality amongst patients hospitalized with heart failure? A report from the First Euro Heart Failure Survey.

Shoaib A, Farag M, Nolan J, Rigby A, Patwala A, Rashid M, Kwok CS, Perveen R, Clark AL, Komajda M, Cleland JGF.

Clin Res Cardiol. 2019 May;108(5):510-519. doi: 10.1007/s00392-018-1380-6. Epub 2018 Oct 25.


Transcatheter aortic valve replacement outcomes in bicuspid compared to trileaflet aortic valves.

Nagaraja V, Suh W, Fischman DL, Banning A, Martinez SC, Potts J, Kwok CS, Ratib K, Nolan J, Bagur R, Mamas MA.

Cardiovasc Revasc Med. 2019 Jan;20(1):50-56. doi: 10.1016/j.carrev.2018.09.013. Epub 2018 Sep 18.


Incidence and Clinical Course of Limb Dysfunction Post Cardiac Catheterization - A Systematic Review.

Ayyaz Ul Haq M, Rashid M, Gilchrist IC, Bertrand O, Kwok CS, Wong CW, Mansour HM, Baghdaddy Y, Nolan J, van Leeuwen MAH, Mamas MA.

Circ J. 2018 Oct 25;82(11):2736-2744. doi: 10.1253/circj.CJ-18-0389. Epub 2018 Sep 22.


Discharge against medical advice after hospitalisation for acute myocardial infarction.

Kwok CS, Walsh MN, Volgman A, Alasnag M, Martin GP, Barker D, Patwala A, Bagur R, Fischman DL, Mamas MA.

Heart. 2018 Sep 12. pii: heartjnl-2018-313671. doi: 10.1136/heartjnl-2018-313671. [Epub ahead of print]


Early Versus Standard Discharge After Transcatheter Aortic Valve Replacement: A Systematic Review and Meta-Analysis.

Kotronias RA, Teitelbaum M, Webb JG, Mylotte D, Barbanti M, Wood DA, Ballantyne B, Osborne A, Solo K, Kwok CS, Mamas MA, Bagur R.

JACC Cardiovasc Interv. 2018 Sep 10;11(17):1759-1771. doi: 10.1016/j.jcin.2018.04.042.


Persistent sex disparities in clinical outcomes with percutaneous coronary intervention: Insights from 6.6 million PCI procedures in the United States.

Potts J, Sirker A, Martinez SC, Gulati M, Alasnag M, Rashid M, Kwok CS, Ensor J, Burke DL, Riley RD, Holmvang L, Mamas MA.

PLoS One. 2018 Sep 4;13(9):e0203325. doi: 10.1371/journal.pone.0203325. eCollection 2018.


Changes in Periprocedural Bleeding Complications Following Percutaneous Coronary Intervention in The United Kingdom Between 2006 and 2013 (from the British Cardiovascular Interventional Society).

Olier I, Carr M, Curzen N, Ludman P, Baumbach A, Kinnaird T, de Belder MA, Hildick-Smith D, Sirker A, Kwok CS, Rashid M, Nolan J, Kontopantelis E, Mamas MA.

Am J Cardiol. 2018 Sep 15;122(6):952-960. doi: 10.1016/j.amjcard.2018.06.016. Epub 2018 Jul 8.


Ultrasound-guided versus palpation-guided radial artery catheterization in adult population: A systematic review and meta-analysis of randomized controlled trials.

Moussa Pacha H, Alahdab F, Al-Khadra Y, Idris A, Rabbat F, Darmoch F, Soud M, Zaitoun A, Kaki A, Rao SV, Kwok CS, Mamas MA, Alraies MC.

Am Heart J. 2018 Oct;204:1-8. doi: 10.1016/j.ahj.2018.06.007. Epub 2018 Jun 19.


Temporal Changes in Co-Morbidity Burden in Patients Having Percutaneous Coronary Intervention and Impact on Prognosis.

Potts J, Kwok CS, Ensor J, Rashid M, Kadam U, Kinnaird T, Curzen N, Pancholy SB, Van der Windt D, Riley RD, Bagur R, Mamas MA.

Am J Cardiol. 2018 Sep 1;122(5):712-722. doi: 10.1016/j.amjcard.2018.05.003. Epub 2018 Jun 19.


Pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis.

Solo K, Lavi S, Choudhury T, Martin J, Nevis IF, Kwok CS, Kotronias RA, Nishina N, Sponga S, Ayan D, Tzemos N, Mamas MA, Bagur R.

J Thorac Dis. 2018 Jun;10(6):3444-3459. doi: 10.21037/jtd.2018.05.187. Erratum in: J Thorac Dis. 2018 Dec;10(12):E860.


Effect of Comorbidity On Unplanned Readmissions After Percutaneous Coronary Intervention (From The Nationwide Readmission Database).

Kwok CS, Martinez SC, Pancholy S, Ahmed W, Al-Shaibi K, Potts J, Mohamed M, Kontopantelis E, Curzen N, Mamas MA.

Sci Rep. 2018 Jul 24;8(1):11156. doi: 10.1038/s41598-018-29303-y.


Association of comorbid burden with clinical outcomes after transcatheter aortic valve implantation.

Bagur R, Martin GP, Nombela-Franco L, Doshi SN, George S, Toggweiler S, Sponga S, Cotton JM, Khogali SS, Ratib K, Kinnaird T, Anderson RA, Chu MWA, Kiaii B, Biagioni C, Schofield-Kelly L, Loretz L, Torracchi L, Sekar B, Kwok CS, Sperrin M, Ludman PF, Mamas MA.

Heart. 2018 Dec;104(24):2058-2066. doi: 10.1136/heartjnl-2018-313356. Epub 2018 Jul 20.


Discharge Against Medical Advice After Percutaneous Coronary Intervention in the United States.

Kwok CS, Bell M, Anderson HV, Al Shaibi K, Gulati R, Potts J, Rashid M, Kontopantelis E, Bagur R, Mamas MA.

JACC Cardiovasc Interv. 2018 Jul 23;11(14):1354-1364. doi: 10.1016/j.jcin.2018.03.049.


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