Research Development

Staff Publications

 Small purple icon of a book with a magnifying glass on top  Staff Publications

Find out what your colleagues have been writing. This section features articles published by staff working for St Helens and Knowsley Teaching Hospitals and Halton, Knowsley and St Helens community staff.

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All publications by 'Omar A'



Mersey and West Lancashire Teaching Hospitals NHS Trust – St Helens & Knowsley Staff

Letter to the editor: Comparison of perineal urethrostomy versus augmentation urethroplasty in anterior urethral stricture disease.

Pina, IM; Omar, A; Floyd Jr MS. (2023). Letter to the editor: Comparison of perineal urethrostomy versus augmentation urethroplasty in anterior stricture disease. Urologia Journal. Epub 23 September [Online]. Available at: https://dx.doi.org/10.1177/03915603231199809 [Accessed 04 January 2023]

Published: 23/09/2023
Authors: Pina IM, Omar A, Floyd Jr MS

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Preputial advancement flap for delayed urethrocutaneous fistula of the glans following urethral insertion of an ‘AAA’ battery

Abstract Introduction Foreign body insertion associated with sexual gratification is known as polyembolokoilomania. Following removal of the foreign body, long-term complications are infrequently seen. Whilst conservative and endoscopic approaches usually suffice, in extreme cases open surgical approaches are required. We describe an unusual case of polyembolokoilomania in a 25-year-old male..

Published: 25/07/2023
Authors: Atayi AA, Omar A, Floyd Jr MS

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Prophylactic intravenous gentamicin with sedation-free cystoscopic injection of BoNT-A

Objectives To determine whether administration of single dose prophylactic intravenous gentamicin prior to intravesical injection of botulinum toxin type A (BoNT-A) is associated with adverse extravesical neuromuscular effects in idiopathic overactive bladder syndrome. Patients and methods A retrospective analysis of 220 consecutive idiopathic overactive bladder patients following sedation-free flexible cystoscopic injection..

Published: 02/03/2023
Authors: Chamsin A, Floyd Jr MS, Samsudin A, Omar A

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Emergency Urology procedures during the COVID-19 pandemic in the UK: A 3-month prospective study

Objective COVID-19 resulted in Regional tiered restrictions being introduced across the UK with subsequent implications for planned and emergency surgical care. Specific to Merseyside, Tier 4, Tier 2 and Tier 5 restrictions were introduced in late 2020 and early 2021. The purpose of this study was to examine the nature and workload of emergency urological..

Published: 08/11/2022
Authors: Georgiou M, Ridzuan-Allen A, Chamsin A, Siddiqui Z, Tolofari S, Ejikeme C, Jones R, Napier-Hemy TP, Rotas S, Hughes KE, Khattak AQ, McCabe JE, Omar A, Mistry R, Samsudin A, Gana HB, Floyd Jr MS

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Letter to the Editor re: Evaluation of the Clinical Effects of Abobotolinum Toxin A (Dysport) Injection

  Gadelrab, M; Chamsin, A; Khadr, R; Omar, AM; Floyd Jr, MS. (2022). Letter to the Editor re: Evaluation of the Clinical Effects of Abobotolinum Toxin A (Dysport) Injection in the Treatment of Neurogenic Lower Urinary Tract Dysfunction. Urology Journal. epub 25 October(.), p.7345. [Online]. Available at: https://journals.sbmu.ac.ir/urolj/..

Published: 25/10/2022
Authors: Gadelrab M, Chamsin A, Omar A, Floyd Jr MS

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Letter to the editor re: Retrograde urethrography, sonouretrography and magnetic resonance urethrography in evaluation of male urethral strictures

McNicholas, DP; Omar, AM; Khadr, RN; Floyd, MS Jr. (2022). Letter to the editor re: Retrograde urethrography, sonouretrography and magnetic resonance urethrography in evaluation of male urethral strictures: should the novel methods become the new standard in radiological diagnosis of urethral stricture disease? Mikolaj et al., IJUN (October 2021). International Urology and..

Published: 13/01/2022
Authors: Omar A, Floyd Jr MS

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Letter to the Editor re: An unusual case of LUTS in an adolescent man; a case report and literature review

  Napier-Hemy, T; Georgiou, M; Omar, AM; Floyd, MS Jr. (2021). Letter to the Editor re: An unusual case of LUTS in an adolescent man; a case report and literature review, J Clin Urol March 2021. Journal of Clinical Urology. epub 29 Dec  

Published: 29/12/2021
Authors: Georgiou M, Omar A, Floyd Jr MS

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1234 Emergency Urology Procedures During COVID-19 Pandemic: A 2 Monthly Prospective Study

Introduction COVID-19 resulted in Regional tiered restrictions being introduced across the UK with subsequent implications for planned and emergency care. Specific to Merseyside Tier 4 and Tier 2 restrictions were introduced in late 2020. At the onset of the pandemic in the Spring, elective work ceased, and emergency admissions were minimal. The purpose..

Published: 12/10/2021
Authors: Georgiou M, Ridzuan-Allen A, Chamsin A, Tolofari S, Ejikeme C, Jones R, Siddiqui Z, Napier-Hemy TP, Rotas S, Hughes KE, Khattak AQ, McCabe JE, Omar A, Mistry R, Samsudin A, Gana HB, Floyd Jr MS

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Letter to the Editor re Gration, 'From indwelling Foley to fail safe voiding: Proposed changes in design and thinking'

  Pina, IM; Khattak, AS; Omar, AM; Floyd Jr, MS. (2021). Letter to the Editor re Gration, 'From indwelling Foley to fail safe voiding: Proposed changes in design and thinking', Journal of Clinical Urology, 4 November 2020. Journal of Clinical Urology. epub 2 Aug    

Published: 02/08/2021
Authors: Pina IM, Khattak AS, Omar A, Floyd Jr MS

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Re: Flexible cystoscopy and laser stone fragmentation via Mitrofanoff stoma: A case series

  Pina, IM; Omar, AM; Davies, MC; Floyd Jr, MS. (2021). Re: Flexible cystoscopy and laser stone fragmentation via Mitrofanoff stoma: A case series (Conway et al., J Clin Urol Feb 21). Journal of Clinical Urology. epub 16 Jun

Published: 16/06/2021
Authors: Pina IM, Omar A, Floyd Jr MS

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Acute urinary retention in a 27-year-old male secondary to benign prostatic hyperplasia

Introduction Benign prostatic hyperplasia (BPH) is common in the ageing male. Clinical manifestations like retention impact on a patient’s quality of life. Alterations in androgen activity at the androgen receptor complex level in the prostate contribute to prostatic hyperplasia with the highest incidence occurring in males in their 70’s...

Published: 19/05/2021
Authors: Napier-Hemy TP, Floyd Jr MS, McNulty S, Omar A, Mistry R, Gana HB

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Letter to the Editor re: Peacock et al. Urological issues in cyclists

  Khattak, AS; Pina, IM; Omar, AH; Floyd, JS Jr. (2021). Letter to the Editor re: Peacock et al. Urological issues in cyclists. J Clin Urol November 2020. Journal of Clinical Urology

Published: 03/05/2021
Authors: Khattak AS, Pina IM, Omar A, Floyd Jr MS

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Improving foundation year doctors’ confidence with routine suprapubic catheter change

Khattak, AS; Omar, AM; Khattak, AQ; Floyd, MS Jr. (2020). Letter to the editor re: Improving foundation year doctors’ confidence with routine suprapubic catheter change using an easily reproducible simulation model. Journal of Clinical Urology. Pub online 7 Oct.

Published: 07/10/2020
Authors: Khattak AS, Omar A, Khattak AQ, Floyd Jr MS

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Improving foundation year doctors’ confidence with routine suprapubic catheter change

  Khattak, AS; Omar, AM; Khattak, AQ; Floyd Jr, MS. (2020). Letter to the editor re: Improving foundation year doctors’ confidence with routine suprapubic catheter change using an easily reproducible simulation model. Journal of Clinical Urology. epub 7 Oct    

Published: 07/10/2020
Authors: Khattak AS, Omar A, Khattak AQ, Floyd Jr MS

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Re: Evaluation of erectile function after anastomotic vs substitution urethroplasty for bulbar stricture

Dear Editor, We read with interest the recent paper by Omar et al. [1] regarding the evaluation of erectile function (EF) following bulbar urethroplasty. A prospective non-randomised study of 34 patients with stricture who underwent either anastomotic or substitution urethroplasty is presented with specific emphasis on the effects of the procedure on..

Published: 01/10/2020
Authors: Floyd Jr MS, Omar A

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Re: Boomerang technique, The Buccal Mucosal Grafting Harvesting Model for Long Urethral Stricture Urethroplasty

Floyd, MS; Omar, AM. (2020). Re: Boomerang technique, The Buccal Mucosal Grafting Harvesting Model for Long Urethral Stricture Urethroplasty: A case series. Urology Journal. 17 (5), 530

Published: 08/07/2020
Authors: Floyd Jr MS, Omar A

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Eccrine hidrocystoma of the external meatus in a hypospadiasis patient

Pina, IM; Omar, AM; Floyd, MS Jr. (2019). Eccrine hidrocystoma of the external meatus in a hypospadiasis patient: a rare finding . Journal of Clinical Urology. epub Aug 20

Published: 23/12/2019
Authors: Pina IM, Omar A, Floyd Jr MS

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Re: MR urethrography compared with operative findings

Floyd, MS Jr; Omar AM. (2019). Re: MR urethrography compared with operative findings for the evaluation of urethral strictures . International Urology and Nephrology. 51 (11), 1985-1986

Published: 20/12/2019
Authors: Floyd Jr MS, Omar A

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Re: Paratesticular sarcomas: a case series and literature review

Dear Editor, We read with interest the recent paper by Keenan and colleagues ‘Paratesticular sarcomas: a case series and literature review’.1 The authors discuss the histological subtypes of paratesticular sarcomas and discuss the radiological diagnosis. Floyd, MS Jr; Omar AM. (2019). Letter to the editor re: Paratesticular sarcomas: a case series..

Published: 27/06/2019
Authors: Floyd Jr MS, Omar A

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Letter to the editor re: Penile paraffinoma: A rare but important presentation. A Gaukroger et al.

​Letter - no abstract available. Pina, IM; Hughes, KE, Floyd, MS Jr; Shokrollahi, K; Omar, AM . (2019). Letter to the editor re: Penile paraffinoma: A rare but important presentation. A Gaukroger et al.  Journal of clinical urology . 1-2

Published: 27/06/2019
Authors: Floyd Jr MS, Hughes KE, Omar A, Pina IM, Shokrollahi K

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Re: The effect of urethroplasty surgery on erectile and orgasmic functions: a prospective study.

Comment in: REPLY TO THE AUTHORS: RE: The effect of urethroplasty surgery on erectile and orgasmic functions: a prospective study. [Int Braz J Urol. 2019] Comment on: The effect of urethroplasty surgery on erectile and orgasmic functions: a prospective study. [Int Braz J Urol. 2019] Floyd, MS Jr; Omar, AM; Baird, AD;..

Published: 27/06/2019
Authors: Floyd Jr MS, Omar A

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Re: Late Presentation of a 9mm Bullet in the Ureteropelvic Junction

Pina, IM; Omar, AH; Floyd, MS Jr. (2019). Re: “Late Presentation of a 9mm Bullet in the Ureteropelvic Junction Causing Acute Renal Failure in a Solitary Functioning Left Kidney” by Jhaveri and D'Angelo (J Endourol Case Rep. 2018;4:173–175) . Journal of Endourology Case Reports. 5 (1), 28-29

Published: 26/06/2019
Authors: Floyd Jr MS, Omar A, Pina IM

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Transition to adulthood with a bladder augmentation

  Pina, IM; Omar, AM; Khadr, RN; Floyd, MS Jr . (2018). Re: Transition to adulthood with a bladder augmentation: histopathologic concerns. International Brazilian Journal of Urology. 44 (epub 3 March)

Published: 05/06/2018
Authors: Floyd Jr MS, Omar A, Pina IM

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Re: Unusual intravesical foreign body

Extract We read with interest the recent case of an unusual intravesical foreign body reported by Bansal et al. (1). A case is presented of an 18 year old female who presented with lower tract symptoms and was found to have a supratrigonal fistula following self insertion of a plastic pen per..

Published: 22/12/2017
Authors: Floyd Jr MS, Omar A, Khattak AQ

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A rare case of suspected perineal nodular induration

Abstract We read with interest the recent paper by Awad et al in which a rare case of perineal nodular induration (PNI) is reported and the surgical technique employed to remove the benign pseudotumour is described. The authors allude to the multiple names for perineal nodular induration (PNI) or biker’..

Published: 15/11/2017
Authors: Floyd Jr MS, Khattak AQ, Omar A

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TA/T1 Transitional Cell Carcinoma

​ Omar, A; Amirzqadah, P; Khattak, A; Gana, H; Chisholm, N; Jacob, N. (2012).  Ten weeks versus 6 weeks maintenance intravesical instillation of mitomycin-C for prevention of recurrence of TA/T1 transitional cell carcinoma of the bladder: A retrospective study in a single institution. Urology. 80 (3 (Supplement)), pS217-18  

Published: 19/07/2016
Authors: Amirzadah P, Chisholm N, Gana HB, Khattak AQ, Omar A, Jacob N

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St Helens Community Staff

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Knowsley Community Staff

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Halton Community Staff

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North West Boroughs Community Health Staff

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