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An Observational Cohort Study Investigating Risk of Malnutrition Using the Malnutrition Universal Screening Tool in Patients with Stroke.

Sremanakova J, Burden S, Kama Y, Gittins M, Lal S, Smith CJ, Hamdy S.

J Stroke Cerebrovasc Dis. 2019 Sep 27:104405. doi: 10.1016/j.jstrokecerebrovasdis.2019.104405. [Epub ahead of print]


Corrigendum to 'A pilot study on the efficacy of transcranial direct current stimulation applied to the pharyngeal motor cortex for dysphagia associated with brainstem involvement in multiple sclerosis' [Clin. Neurophysiol. 130 (2019) 1017-1024].

Restivo DA, Alfonsi E, Casabona A, Hamdy S, Tassorelli C, Panebianco M, Marchese-Ragona R, Quartarone A, Centonze D, Pavone A, Bassi MS.

Clin Neurophysiol. 2019 Oct;130(10):2013. doi: 10.1016/j.clinph.2019.08.004. Epub 2019 Aug 28. No abstract available.


Oral care after stroke: Where are we now?

Lyons M, Smith C, Boaden E, Brady MC, Brocklehurst P, Dickinson H, Hamdy S, Higham S, Langhorne P, Lightbody C, McCracken G, Medina-Lara A, Sproson L, Walls A, Watkins DC.

Eur Stroke J. 2018 Dec;3(4):347-354. doi: 10.1177/2396987318775206. Epub 2018 May 8. Review.


Dedicated service improves the accuracy of Barrett's oesophagus surveillance: a prospective comparative cohort study.

Britton J, Chatten K, Riley T, Keld RR, Hamdy S, McLaughlin J, Ang Y.

Frontline Gastroenterol. 2019 Apr;10(2):128-134. doi: 10.1136/flgastro-2018-101019. Epub 2018 Sep 5.


Genetic influences on the variability of response to repetitive transcranial magnetic stimulation in human pharyngeal motor cortex.

Raginis-Zborowska A, Cheng I, Pendleton N, Payton A, Ollier W, Michou E, Hamdy S.

Neurogastroenterol Motil. 2019 Jul;31(7):e13612. doi: 10.1111/nmo.13612. Epub 2019 Apr 29.


Rapid improvement in brain and swallowing behavior induced by cerebellar repetitive transcranial magnetic stimulation in poststroke dysphagia: A single patient case-controlled study.

Vasant DH, Sasegbon A, Michou E, Smith C, Hamdy S.

Neurogastroenterol Motil. 2019 Jul;31(7):e13609. doi: 10.1111/nmo.13609. Epub 2019 Apr 26.


A pilot study on the efficacy of transcranial direct current stimulation applied to the pharyngeal motor cortex for dysphagia associated with brainstem involvement in multiple sclerosis.

Restivo DA, Alfonsi E, Casabona A, Hamdy S, Tassorelli C, Panebianco M, Marchese-Ragona R, Quartarone A, Centonze D, Pavone A, Stampanoni Bassi M.

Clin Neurophysiol. 2019 Jun;130(6):1017-1024. doi: 10.1016/j.clinph.2019.04.003. Epub 2019 Apr 11. Erratum in: Clin Neurophysiol. 2019 Oct;130(10):2013.


Chronic continuous abdominal pain: evaluation of diagnostic features, iatrogenesis and drug treatments in a cohort of 103 patients.

Kilgallon E, Vasant DH, Green D, Shields PL, Hamdy S, Lal S, Paine P.

Aliment Pharmacol Ther. 2019 May;49(10):1282-1292. doi: 10.1111/apt.15241. Epub 2019 Apr 4.


Cerebellar repetitive transcranial magnetic stimulation restores pharyngeal brain activity and swallowing behaviour after disruption by a cortical virtual lesion.

Sasegbon A, Watanabe M, Simons A, Michou E, Vasant DH, Magara J, Bath PM, Rothwell J, Inoue M, Hamdy S.

J Physiol. 2019 May;597(9):2533-2546. doi: 10.1113/JP277545. Epub 2019 Apr 3.


Barrett's oesophagus: A qualitative study of patient burden, care delivery experience and follow-up needs.

Britton J, Hamdy S, McLaughlin J, Horne M, Ang Y.

Health Expect. 2019 Feb;22(1):21-33. doi: 10.1111/hex.12817. Epub 2018 Nov 14.


Examining the relationship between sepsis and oropharyngeal dysphagia in hospitalised elderly patients: a retrospective cohort study.

Sasegbon A, O'Shea L, Hamdy S.

Frontline Gastroenterol. 2018 Oct;9(4):256-261. doi: 10.1136/flgastro-2018-100994. Epub 2018 Jun 2.


Home-based versus office-based biofeedback therapy for constipation with dyssynergic defecation: a randomised controlled trial.

Rao SSC, Valestin JA, Xiang X, Hamdy S, Bradley CS, Zimmerman MB.

Lancet Gastroenterol Hepatol. 2018 Nov;3(11):768-777. doi: 10.1016/S2468-1253(18)30266-8. Epub 2018 Sep 18.


Cortico-anorectal, Spino-anorectal, and Cortico-spinal Nerve Conduction and Locus of Neuronal Injury in Patients With Fecal Incontinence.

Xiang X, Patcharatrakul T, Sharma A, Parr R, Hamdy S, Rao SSC.

Clin Gastroenterol Hepatol. 2019 May;17(6):1130-1137.e2. doi: 10.1016/j.cgh.2018.09.007. Epub 2018 Sep 10.


Pharyngeal electrical stimulation for early decannulation in tracheotomised patients with neurogenic dysphagia after stroke (PHAST-TRAC): a prospective, single-blinded, randomised trial.

Dziewas R, Stellato R, van der Tweel I, Walther E, Werner CJ, Braun T, Citerio G, Jandl M, Friedrichs M, Nötzel K, Vosko MR, Mistry S, Hamdy S, McGowan S, Warnecke T, Zwittag P, Bath PM; PHAST-TRAC investigators.

Lancet Neurol. 2018 Oct;17(10):849-859. doi: 10.1016/S1474-4422(18)30255-2. Epub 2018 Aug 28.


High spontaneous clearance of symptomatic iatrogenic acute hepatitis C genotype 4 infection.

Hashem M, Zaghla H, Zakaria Z, Allam WR, Sameea EA, Mikhail NN, Sobhy M, Galal IF, Mokhtar Y, Hamdy S, Galal G, Abdelwahab SF, Waked I.

J Med Virol. 2018 Dec;90(12):1841-1847. doi: 10.1002/jmv.25270. Epub 2018 Aug 13.


Efficacy and mechanism of sub-sensory sacral (optimised) neuromodulation in adults with faecal incontinence: study protocol for a randomised controlled trial.

McAlees E, Vollebregt PF, Stevens N, Dudding TC, Emmanuel AV, Furlong PL, Hamdy S, Hooper RL, Jones JFX, Norton C, O'Connell PR, Scott SM, Knowles CH.

Trials. 2018 Jun 26;19(1):336. doi: 10.1186/s13063-018-2689-1.


Association of Toll-like receptor 3 and Toll-like receptor 9 single-nucleotide polymorphisms with hepatitis C virus persistence among Egyptians.

Hamdy S, Osman AM, Zakaria ZA, Galal I, Sobhy M, Hashem M, Allam WR, Abdel-Samiee M, Rewisha E, Waked I, Abdelwahab SF.

Arch Virol. 2018 Sep;163(9):2433-2442. doi: 10.1007/s00705-018-3893-8. Epub 2018 Jun 2.


Cold thermal oral stimulation produces immediate excitability in human pharyngeal motor cortex.

Magara J, Watanabe M, Tsujimura T, Hamdy S, Inoue M.

Neurogastroenterol Motil. 2018 Oct;30(10):e13384. doi: 10.1111/nmo.13384. Epub 2018 Jun 1.


Pediatric-onset multiple sclerosis in Egypt: a multi-center registry of 186 patients.

Hamdy SM, Abdel-Naseer M, Shalaby NM, Elmazny A, Girgis M, Nada MA, Hassan A, Mourad HS, Hegazy MI, Abdelalim A, Kishk NA, Abokrysha NT, Genedy SA, Essawy EA, Shehata HS.

Neuropsychiatr Dis Treat. 2018 Feb 23;14:631-640. doi: 10.2147/NDT.S160060. eCollection 2018.


Pharyngeal electrical stimulation device for the treatment of neurogenic dysphagia: technology update.

Restivo DA, Hamdy S.

Med Devices (Auckl). 2018 Jan 4;11:21-26. doi: 10.2147/MDER.S122287. eCollection 2018. Review.


SNPs in the Insulin-Like Growth Factor Gene and Obesity Impact on Colorectal Cancer in Egyptians

Yosry A, Omran D, Yousef M, Salah M, Omar H, Hamdy S, Shaker O, Elsherif Y, Marie MS.

Asian Pac J Cancer Prev. 2017 Nov 26;18(11):2959-2964.


Establishment of a platform for molecular and immunological characterization of the RNA-dependent-RNA-polymerase NS5B of an Egyptian HCV isolate.

Gewaid H, Mesalam AA, Ibrahim AA, Abdel Shafy DN, Abdel Shafy RN, Emara N, Hamdy SM, Gewaid M, Bahgat MM.

J Med Virol. 2018 Mar;90(3):545-558. doi: 10.1002/jmv.24977. Epub 2017 Nov 17.


Effect of diagnosis, surveillance, and treatment of Barrett's oesophagus on health-related quality of life.

Britton J, Keld R, Prasad N, Hamdy S, McLaughlin J, Ang Y.

Lancet Gastroenterol Hepatol. 2018 Jan;3(1):57-65. doi: 10.1016/S2468-1253(17)30213-3. Epub 2017 Sep 29. Review.


Potential Diagnostic and Prognostic Value of Lymphocytic Mitochondrial DNA Deletion in Relation to Folic Acid Status in HCV-Related Hepatocellular Carcinoma

N Zekri AR, Salama H, Medhat E, Hamdy S, Hassan ZK, Bakr YM, Youssef AS-D, Saleh D, Saeed R, Omran D.

Asian Pac J Cancer Prev. 2017 Sep 27;18(9):2451-2457.


Research priority setting in Barrett's oesophagus and gastro-oesophageal reflux disease.

Britton J, Gadeke L, Lovat L, Hamdy S, Hawkey C, McLaughlin J, Ang Y.

Lancet Gastroenterol Hepatol. 2017 Nov;2(11):824-831. doi: 10.1016/S2468-1253(17)30250-9. Epub 2017 Sep 1.


Route of Feeding as a Proxy for Dysphagia After Stroke and the Effect of Transdermal Glyceryl Trinitrate: Data from the Efficacy of Nitric Oxide in Stroke Randomised Controlled Trial.

Woodhouse LJ, Scutt P, Hamdy S, Smithard DG, Cohen DL, Roffe C, Bereczki D, Berge E, Bladin CF, Caso V, Christensen HK, Collins R, Czlonkowska A, de Silva A, Etribi A, Laska AC, Ntaios G, Ozturk S, Phillips SJ, Prasad K, Szatmari S, Sprigg N, Bath PM.

Transl Stroke Res. 2018 Apr;9(2):120-129. doi: 10.1007/s12975-017-0548-0. Epub 2017 Aug 2.


Characteristics and predictors of progression in an Egyptian multiple sclerosis cohort: a multicenter registry study.

Hamdy SM, Abdel-Naseer M, Shalaby NM, Elmazny AN, Nemr AA, Hassan A, Hegazy MI, Mourad HS, Kishk NA, Nada MA, Abdelalim A, Fouad AM, Shehata HS.

Neuropsychiatr Dis Treat. 2017 Jul 18;13:1895-1903. doi: 10.2147/NDT.S140869. eCollection 2017.


Circulating Hypermethylated RASSF1A as a Molecular Biomarker for Diagnosis of Hepatocellular Carcinoma

Mansour LA, El Raziky M, Mohamed AA, Mahmoud EH, Hamdy S, El Sayed EH.

Asian Pac J Cancer Prev. 2017 Jun 25;18(6):1637-1643.


Protective effect of Hesperidin and Tiger nut against Acrylamide toxicity in female rats.

Hamdy SM, Shabaan AM, Abdel Latif AKM, Abdel-Aziz AM, Amin AM.

Exp Toxicol Pathol. 2017 Oct 2;69(8):580-588. doi: 10.1016/j.etp.2017.05.004. Epub 2017 May 24.


The anatomy and physiology of normal and abnormal swallowing in oropharyngeal dysphagia.

Sasegbon A, Hamdy S.

Neurogastroenterol Motil. 2017 Nov;29(11). doi: 10.1111/nmo.13100. Epub 2017 May 25. Review.


The Use of Brain Stimulation in Dysphagia Management.

Simons A, Hamdy S.

Dysphagia. 2017 Apr;32(2):209-215. doi: 10.1007/s00455-017-9789-z. Epub 2017 Mar 28. Review.


The BDNF polymorphism Val66Met may be predictive of swallowing improvement post pharyngeal electrical stimulation in dysphagic stroke patients.

Essa H, Vasant DH, Raginis-Zborowska A, Payton A, Michou E, Hamdy S.

Neurogastroenterol Motil. 2017 Aug;29(8). doi: 10.1111/nmo.13062. Epub 2017 Mar 20.


Genetic determinants of swallowing impairment, recovery and responsiveness to treatment.

Raginis-Zborowska A, Pendleton N, Hamdy S.

Curr Phys Med Rehabil Rep. 2016;4(4):249-256. doi: 10.1007/s40141-016-0133-6. Epub 2016 Aug 8. Review.


Brain imaging correlates of recovered swallowing after dysphagic stroke: A fMRI and DWI study.

Mihai PG, Otto M, Domin M, Platz T, Hamdy S, Lotze M.

Neuroimage Clin. 2016 May 10;12:1013-1021. eCollection 2016.


An expert consensus definition of failure of a treatment to provide adequate relief (F-PAR) for chronic constipation - an international Delphi survey.

Tack J, Boardman H, Layer P, Schiefke I, Jayne D, Scarpignato C, Fox M, Frieling T, Ducrotte P, Hamdy S, Gill K, Ciriza de Los Rios C, Felt-Bersma R, De Looze D, Stanghellini V, Drewes AM, Simrén M, Pehl C, Hoheisel T, Leodolter A, Rey E, Dalrymple J, Emmanuel A.

Aliment Pharmacol Ther. 2017 Feb;45(3):434-442. doi: 10.1111/apt.13874. Epub 2016 Dec 1.


Design and implementation of Pharyngeal electrical Stimulation for early de-cannulation in TRACheotomized (PHAST-TRAC) stroke patients with neurogenic dysphagia: a prospective randomized single-blinded interventional study.

Dziewas R, Mistry S, Hamdy S, Minnerup J, Van Der Tweel I, Schäbitz W, Bath PM; PHAST-TRAC Investigators.

Int J Stroke. 2017 Jun;12(4):430-437. doi: 10.1177/1747493016676618. Epub 2016 Nov 2.


Hesperidin and tiger nut reduced carcinogenicity of DMBA in female rats.

Hamdy SM, Sayed ON, Abdel Latif AKM, Abdel-Aziz AM, Amin AM.

Biomed Pharmacother. 2016 Oct;83:718-724. doi: 10.1016/j.biopha.2016.07.032. Epub 2016 Jul 29.


Recognizing the Importance of Dysphagia: Stumbling Blocks and Stepping Stones in the Twenty-First Century.

Dziewas R, Beck AM, Clave P, Hamdy S, Heppner HJ, Langmore SE, Leischker A, Martino R, Pluschinski P, Roesler A, Shaker R, Warnecke T, Sieber CC, Volkert D, Wirth R.

Dysphagia. 2017 Feb;32(1):78-82. doi: 10.1007/s00455-016-9746-2. Epub 2016 Aug 29. No abstract available.


A Longitudinal Study of Symptoms of Oropharyngeal Dysphagia in an Elderly Community-Dwelling Population.

Nimmons D, Michou E, Jones M, Pendleton N, Horan M, Hamdy S.

Dysphagia. 2016 Aug;31(4):560-6. doi: 10.1007/s00455-016-9715-9. Epub 2016 Jun 15.


Development and feasibility testing of an oral hygiene intervention for stroke unit care.

Smith CJ, Horne M, McCracken G, Young D, Clements I, Hulme S, Ardron C, Hamdy S, Vail A, Walls A, Tyrrell PJ.

Gerodontology. 2017 Mar;34(1):110-120. doi: 10.1111/ger.12232. Epub 2016 May 16.


Pharyngeal Electrical Stimulation for Treatment of Dysphagia in Subacute Stroke: A Randomized Controlled Trial.

Bath PM, Scutt P, Love J, Clavé P, Cohen D, Dziewas R, Iversen HK, Ledl C, Ragab S, Soda H, Warusevitane A, Woisard V, Hamdy S; Swallowing Treatment Using Pharyngeal Electrical Stimulation (STEPS) Trial Investigators.

Stroke. 2016 Jun;47(6):1562-70. doi: 10.1161/STROKEAHA.115.012455. Epub 2016 May 10.


Exploring the effects of synchronous pharyngeal electrical stimulation with swallowing carbonated water on cortical excitability in the human pharyngeal motor system.

Magara J, Michou E, Raginis-Zborowska A, Inoue M, Hamdy S.

Neurogastroenterol Motil. 2016 Sep;28(9):1391-400. doi: 10.1111/nmo.12839. Epub 2016 Apr 8.


Pharyngeal Electrical Stimulation in Dysphagia Poststroke: A Prospective, Randomized Single-Blinded Interventional Study.

Vasant DH, Michou E, O'Leary N, Vail A, Mistry S, Hamdy S; Greater Manchester Stroke Research Network.

Neurorehabil Neural Repair. 2016 Oct;30(9):866-75. doi: 10.1177/1545968316639129. Epub 2016 Apr 6.


Post-stroke dysphagia: A review and design considerations for future trials.

Cohen DL, Roffe C, Beavan J, Blackett B, Fairfield CA, Hamdy S, Havard D, McFarlane M, McLauglin C, Randall M, Robson K, Scutt P, Smith C, Smithard D, Sprigg N, Warusevitane A, Watkins C, Woodhouse L, Bath PM.

Int J Stroke. 2016 Jun;11(4):399-411. doi: 10.1177/1747493016639057. Epub 2016 Mar 22. Review.


Acceptability of oral solid medicines in older adults with and without dysphagia: A nested pilot validation questionnaire based observational study.

Liu F, Ghaffur A, Bains J, Hamdy S.

Int J Pharm. 2016 Oct 30;512(2):374-381. doi: 10.1016/j.ijpharm.2016.03.007. Epub 2016 Mar 9.


Oropharyngeal dysphagia in older persons - from pathophysiology to adequate intervention: a review and summary of an international expert meeting.

Wirth R, Dziewas R, Beck AM, Clavé P, Hamdy S, Heppner HJ, Langmore S, Leischker AH, Martino R, Pluschinski P, Rösler A, Shaker R, Warnecke T, Sieber CC, Volkert D.

Clin Interv Aging. 2016 Feb 23;11:189-208. doi: 10.2147/CIA.S97481. eCollection 2016. Review.


Repetitive Transcranial Magnetic Stimulation: a Novel Approach for Treating Oropharyngeal Dysphagia.

Michou E, Raginis-Zborowska A, Watanabe M, Lodhi T, Hamdy S.

Curr Gastroenterol Rep. 2016 Feb;18(2):10. doi: 10.1007/s11894-015-0483-8. Review.


Pharyngeal Electrical Stimulation for Treatment of Poststroke Dysphagia: Individual Patient Data Meta-Analysis of Randomised Controlled Trials.

Scutt P, Lee HS, Hamdy S, Bath PM.

Stroke Res Treat. 2015;2015:429053. doi: 10.1155/2015/429053. Epub 2015 Nov 24. Review.


Oropharyngeal dysphagia: manifestations and diagnosis.

Rommel N, Hamdy S.

Nat Rev Gastroenterol Hepatol. 2016 Jan;13(1):49-59. doi: 10.1038/nrgastro.2015.199. Epub 2015 Dec 2. Review.


Brain and behavioral effects of swallowing carbonated water on the human pharyngeal motor system.

Elshukri O, Michou E, Mentz H, Hamdy S.

J Appl Physiol (1985). 2016 Feb 15;120(4):408-15. doi: 10.1152/japplphysiol.00653.2015. Epub 2015 Nov 25.

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