THE BRITISH SKULL BASE SOCIETY MEETING 2020PROGRAMME

Thursday 23rd and Friday 24th January 2020Pullman London St Pancras Hotel

SCIENTIFIC DIALOG

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oyal College of Surgeons of England

7 CPD Points

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AESCULAP® AEOSDIGITAL SURGICAL MICROSCOPE PLATFORM

NEUROSURGERY

For more information please contact:

Craig WebberNeuro Sales Specialistcraig.webber@bbraun.com07891 138 512

SEE MORE. STAND TALL

B. Braun Medical Ltd | Aesculap | Thorncliffe Park | Sheffield | S35 2PWTel 0114 225 9000 | Fax 0114 225 9111 | www.bbraun.co.uk

INFORMATION

ORGANISING COMMITTEE

Mr Nick Thomas, Consultant Neurosurgeon, King’s College Hospital

Mr Sinan Barazi, Consultant Neurosurgeon, King’s College Hospital

Ms Eleni Maratos, Consultant Neurosurgeon, King’s College Hospital

Mr Rupert Obholzer, Consultant ENT and Skull Base Surgeon, Guy’s and St Thomas’ Hospital

Professor Dan Jiang, Consultant ENT and Skull Base Surgeon, Guy’s and St Thomas’ Hospital

INVITED FACULTY

Sir David Calvert-Smith QC, Former Director of Public Prosecutions for England and Wales and Retired High Court Judge, London

Professor Diego Mazzatenta, Professor of Neurosurgery and Head of Pituitary Tumour and Skull Base Surgery, Institute of Neurological Sciences of Bologna, Italy

Professor Shaan Raza, Associate Professor of Neurosurgery, University of Texas MD Anderson Cancer Center, Houston, USA

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PHOTOS DURING THE MEETING

General photographs, plus videos of plenary speaker sessions, will be taken during this event and we may choose to use crowd images

on our social media channels. As a delegate, you may be included in some of these photographs. If you do not wish to be photographed,

you must specify this upon registration on the day to ensure that you will be issued with an identifiable lanyard. No identifying names

or titles will be displayed alongside your images.

ABSTRACTS

Aesculap Academia UK are committed to reducing printing and paper wastage as part of our environmental sustainability policy.

As such the abstract book has been made available online only for this meeting.

Please download the abstract book at: www.tinyurl.com/BSBS2020AbstractBook

Please note the work published in this booklet has been submitted by the individual authors and therefore Aesculap Academia cannot

take any responsibility for the content

ACCOMMODATION

Group check in will be available from 15:00. Simply state your name upon check in, no booking reference is required. If you have any

extras billed to your room, you must settle these directly with the hotel on departure. Please check out of your room before 12:00 noon.

WIFIIn order to access the WiFi, connect to the PULLMAN network and open your browser. You should be directed to a landing page where you will be required to provide your email address.

A link will be sent to you post event to complete feedback. Only once this has been completed will you be sent a PDF certificate via email. Should you require a hard copy please email the events team at: academia.bbmuk@bbraun.com

INFORMATION

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PROGRAMME THURSDAY 23RD JANUARY 2020

09:30 Anterior skull base audit committee meeting Hyde Park Rooms 6 & 7

11:00 Council meeting Hyde Park Rooms 6 & 7

12:30 Registration, lunch and exhibition Nobel Suite

14:00 Welcome Mr Nick Thomas

KEYNOTE LECTURE | THE CHARLES BALLANCE SKULL BASE SURGERY AWARD

14:15 Advances in the management of skull base chordomas - Salvage strategies for recurrent disease Professor Shaan M. Raza

SESSION 1 | CENTRAL SKULL BASE CHAIRS: MR NICK THOMAS,

MS ELENI MARATOS

15:00 Outcome of skull-base chordomas and chondrosarcomas in adolescents and young adults Dr Pei Shuen Lim

treated with pencil beam scanning proton therapy

15:10 Surgery for central skull base chondrosarcoma - A single centre’s experience Mr Jonathan Shapey

15:20 Proton beam therapy for chordoma and chondrosarcoma - A comprehensive review Dr James Kersey

of one centre’s outcomes and complications

15:30 Do all notochordal lesions require proton beam radiotherapy? A proposed reclassification of Dr Aisha Sooltangos

ecchordosis physaliphora as benign notochord cell tumour

15:40 A single centre experience of chordoma over 10 years (2009-2019) Mr Ravindran Visagan

15:50 Are benign notochordal cell tumours the precursors of chordomas? A radiologic and genetic study Dr Inga Usher

16:00 Refreshments and exhibition Nobel Suite

16:30 PANEL DISCUSSION

SESSION 2 | ANTERIOR SKULL BASE CHAIRS: MR SINAN BARAZI,

MISS KATIE GILKES

17:10 Organisation of UK chordoma management Mr David Choi

17:20 PET-guided endoscopic transsphenoidal surgery can be an effective treatment option for patients Mr Angelos Kolias

with persistent acromegaly due to previously deemed unresectable lateral disease

17:30 Olfactory groove meningiomas - Postoperative preservation of olfactory and visual functions, Ms Daniela Stastna

evaluation of risk factors

17:40 Spontaneous CSF leak secondary to idiopathic intracranial hypertension Ms Anna Oviedova

17:50 Questions and discussion

INSPIRATIONAL SPEAKER

18:00 Reflections on 50 years in crime Sir David Calvert-Smith

18:30 Drinks reception, buffet and poster viewing until late Nobel Suite

We invite all attendees to join us after the conference in the Nobel Suite for drinks and canapes. We encourage you to view posters during this time, where presenters will be available for any questions. Please also visit the exhibitors during this time – without their support the BSBS meeting could not continue.

KARL STORZ SE & Co. KG, Dr.-Karl-Storz-Straße 34, 78532 Tuttlingen/Germany

KARL STORZ Endoscopy (UK) Limited, 415 Perth Avenue, Slough, Berkshire SL1 4TQ/United Kingdom

www.karlstorz.com

Endonasal Skull Base SurgeryWhether endoscopic or microscopic – all solutions from a single source

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KARL STORZ SE & Co. KG, Dr.-Karl-Storz-Straße 34, 78532 Tuttlingen/Germany

KARL STORZ Endoscopy (UK) Limited, 415 Perth Avenue, Slough, Berkshire SL1 4TQ/United Kingdom

www.karlstorz.com

Endonasal Skull Base SurgeryWhether endoscopic or microscopic – all solutions from a single source

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The British Skull Base Society are pleased to announce that monetary prizes will be awarded for outstanding contribution for abstract submission.

With thanks to Minim Healthcare Ltd for their support.

PROGRAMME FRIDAY 24TH JANUARY 2020

09:00 Registration and exhibition Nobel Suite

SESSION 3 | LATERAL SKULL BASE CHAIRS: PROFESSOR DAN JIANG,

MR SCOTT RUTHERFORD

09:30 The conditional probability of Vestibular Schwannoma (VS) growth at different time points after Dr Mantegh Sethi

initial stability on an observational protocol

09:40 Long-term outcomes for stereotactic radiosurgery versus fractionated stereotactic radiation Dr Ali Bakhsh

therapy in Vestibular Schwannoma (VS)

09:50 The microenvironment in sporadic and neurofibromatosis type II related Vestibular Schwannoma (VS) - Mr Daniel Lewis

The same tumour or different?

10:00 Radiotherapy / proton therapy Mr Daniele Borsetto

10:10 Case series, metastatic paragangliomas Mr Michael Walsh

10:20 Questions and discussion

PARALLEL SESSION | SKULL BASE NURSES MEETING THE LOUNGE, NOBEL SUITE

09:00 Management of facial palsy Mr Rupert Obholzer

09:20 British Acoustic Neuroma Association Ms Julie Dixon

09:40 Sarcoma UK Ms Helen Stradling

10:00 Radiotherapy/proton therapy Miss Jannen Kirwan

10:20 Service evaluation for Vestibular Schwannoma Mrs Indu Lawes

10:30 Refreshments and exhibition Nobel Suite

KEYNOTE LECTURE | THE CHARLES BALLANCE SKULL BASE SURGERY AWARD

11:00 The role of the endoscopic endonasal approach (EEA) in the treatment of clival chordomas Professor Diego Mazzatenta

11:30 PANEL DISCUSSION

12:00 Radiological anatomy of the skull base Dr Steve Connor

12:30 AGM and prizes

13:00 Lunch, exhibition and departures Nobel Suite

POSTERS

Poster 1Clival chordomas – treatment outcomes and management of recurrence: a single centre experience

Ms Meriem Amarouche

Poster 2Outcomes of Internal Maxillary Artery Ligation and Embolisation for Intractable Posterior Epistaxis: A Single Centre Experience

Dr Anastasia Aslanidou

Poster 3 Spontaneous Sinonasal Cerebrospinal Fluid Leaks: A Single Centre Experience Dr Anastasia Aslanidou

Poster 4 Risk factors for lumbar drain infection Dr Asfand Baig Mirza

Poster 5A simple but effective solution to CSF leak repairs in transsphenoidal surgery: Fat in the fossa and the sphenoid. A 10-year single-centre retrospective analysis

Dr Asfand Baig Mirza

Poster 6Spontaneous rupture of atypical papillary craniopharyngioma with CSF seeding and metastatic deposits: a case report and literature review

Dr Asfand Baig Mirza

Poster 7Intraoperative monitoring of brainstem reflexes enhances the safety of lateral skull base surgery

Mr Jarnail Bal

Poster 8 Antibiotic prophylaxis in extended endoscopic transsphenoidal skull base procedures Mr Jarnail Bal

Poster 9 Intra-operative use of biological products – are we aware of their derivatives? Dr Navdeep Bhamra

Poster 10Twenty-Four Hour Discharge Protocol After Endoscopic Transsphenoidal Pituitary Surgery

Ms Anouk Borg

Poster 11 PEEK cranioplasty in lateral skull base surgery Mr Kenneth Burns

Poster 12The Cruciform Drain: An Adjunct to the Surgical Management of Cystic Lesions of the Sella

Mr Ivan Cabrilo

Poster 13Dizziness in Patients with Vestibular Schwannoma Treated with Stereotactic Radiosurgery

Mr Philip Clamp

Poster 14An ICP based Protocol to Optimise Transnasal Endoscopic Repair in Spontaneous CSF Leaks

Ms Claudia Craven

Poster 15Arterial spin-labeling perfusion imaging differentiates hypervascular meningiomas - histopathologic correlation with vascular density

Dr Georgios Dimitriadis, Mr Dhruv Parikh

Poster 16 Ten years of childhood craniopharyngioma - a single units experience Mr Gareth Dobson

Poster 17Surgery for non-functioning pituitary adenomas in the elderly: Investigating outcomes in patients aged over 65

Dr Andrew Edwards-Bailey

PRESENTING AUTHOR

Poster 18 Evaluation of acoustic neuroma patient information day Mrs Helen Entwistle

Poster 19 A Multi-Centre Analysis of Human Dry Skull Hypoglossal Canal Morphology Dr Samuel Freeman

Poster 20 Chordoma Mimics: a case series, review of differentials and the challenges Mr Prajwal Ghimire

Poster 21Ruptured Suprasellar Dermoid cyst: a case series, an embryological perspective and challenges

Mr Prajwal Ghimire

Poster 22 Delayed basal meningitis secondary to skull base fistula without CSF leak: case series Mr Laurence Glancz

Poster 23Outcomes in patients with facial nerve paralysis after temporal bone fractures: results from a regional skull base database

Ms Katharine Hamlett

Poster 24Predicting postoperative cerebrospinal fluid (CSF) leak following endoscopic transnasal pituitary and anterior skull base surgery: a multivariate analysis

Mr Cathal Hannan

Poster 25

Skull Base CNS role in recruitment and information sharing in a study of the use of advanced probabilistic diffusion tensor tractography for the pre-operative identification of facial nerve position in patients with extrameatal vestibular schwannoma

Mrs Amanda Hitchings

Poster 26 The Southampton experience of chordoma and chondrosarcoma Mr Patrick Holton

Poster 27Hydrocephalus requiring permanent CSF diversion following resection of cerebello-pontine angle tumours

Mr Patrick Holton

Poster 28Is a single dose, single agent peri-operative antibiotic protocol adequate for endoscopic endonasal skull base surgery? A 10-year review of 422 cases

Dr Mark Hughes

Poster 29 Endoscopic Nasopharyngectomy: A case series Dr Haissan Iftikhar

Poster 30Comparing Hearing Outcomes In Irradiated and Conservatively Managed Vestibular Schwannoma

Dr Omneya Ismail

Poster 31Assessing the Quality and Readability of Online Information Regarding Facial Nerve Palsy

Ms Carissa Jacobs

Poster 32 Olfactory neuroblastoma arising from the sphenoid sinus: A case reportMr Forsan Jahshan, Mr Yujay Ramakrishnan

Poster 33 De novo skull base atypical meningioma: incidence and outcome Ms Zoe James

Poster 34West of Scotland Head & Neck MDT 9-Year Experience with Sinonasal Undifferentiated Carcinoma (SNUC)

Mr Hussain Jasem

POSTERSPRESENTING AUTHOR

Poster 35A novel technique for endoscopic repair of large anterior skull base defects: The PDS Wrap

Mr Karan Jolly

Poster 36Use of the medial canthal coronal point as a reliable anatomical landmark to the frontal sinus

Mr Karan Jolly

Poster 37CSF rhinorrhoea after endonasal intervention to the anterior skull base (CRANIAL): Proposal for a prospective multicentre observational cohort study

Mr Danyal Zaman Khan

Poster 38The endoscope-assisted supraorbital “keyhole” approach for anterior skull base meningiomas – a systematic review and meta-analysis

Mr Danyal Zaman Khan

Poster 39CSF leak in endoscopic pituitary surgery is associated with increased risk of diabetes insipidus

Mr Christopher Krämer

Poster 40Impact of day-of-week on early post-operative outcome following vestibular schwannoma surgery: a service evaluation

Mrs Indu Lawes

Poster 41 The muscle 'wonton'; Repairing ICA injuries during pituitary surgery Dr Jonathan Lee

Poster 42Exploring theories for the 1000% rise in the national incidence of necrotising otitis externa over the past 15 years

Mr Stefan Linton

Poster 43Endoscopic management of skull base meningoencephaloceles with associated epileptic seizures

Ms Jennifer Magill

Poster 44Diagnostic challenges in skull base metastases with unknown primary: management and outcomes

Mr Milan Makwana

Poster 45A prospective evaluation of probabilistic diffusion tensor tractography (DTT) in the identification of facial nerve position prior to vestibular schwannoma surgery: methodology of the imaging acquisition and imaging-surgical correlation

Ms Eleni Maratos, Dr Steve Connor

Poster 46Olfactory outcome after transcranial resection of tuberculum sella and planum meningioma

Mr Matthew Mo

Poster 47Sinonasal outcomes following the use of BioGlue® in endoscopic transsphenoidal pituitary and skull base surgery

Dr Daniel Murray

Poster 48 Flip Flap – A novel reconstruction for olfactory neuroblastoma to retain olfaction Dr Paresh Naik

Poster 49Aneurysmal Bone Cysts with Facial Nerve Palsy: Diagnostic and Management Challenges

Ms Anél Naudé

Poster 50A Novel Surgical Approach to Skull Base Malignancy – A Simultaneous Anterior and Lateral Skullbase Resection

Ms Odinaka Nwodo

Poster 51Spontaneous cerebrospinal fluid leak secondary to patent Sternberg’s canal, a rare experience with endoscopic repair

Mr Mohamed Okasha

POSTERSPRESENTING AUTHOR

Poster 52The Benefits of Purely Endoscopic Microvascular Decompression for Trigeminal Neuralgia: The King’s Experience

Mr Ho Lim Pak

Poster 53The Benefits of Microvascular Decompression for Treating Medically Refractory SUNCT patients: The King’s Experience

Mr Ho Lim Pak

Poster 54Endoscopic Microvascular Decompression for Trigeminal Neuralgia in Multiple Sclerosis Patients: Is There a Role?

Mr Ho Lim Pak

Poster 55 The Oxford Buttress Technique for CSF Leak Repair Mr Ali Qureishi

Poster 56Lateral Skull Base CSF Leak Repairs by Otolaryngologists: The John Radcliffe Experience; Do the number of layers of closure affect outcome?

Ms Rajini Rajagopal

Poster 57Recurrence of vestibular schwannoma based on extent of resection at the Salford Royal Hospital

Dr Aaron Robichaud

Poster 58Skull Base Osteomyelitis and Necrotizing Otitis Externa. Our Experience In A Tertiary Referral Centre

Mr Gianluca Scotta

Poster 59Intracranial sepsis of frontal sinus origin: retrospective review of management and proposed protocol

Ms Caroline Smith

Poster 60 Central Skull Base Osteomyelitis: A Review of Diagnosis and Management Mr Richard Speaker

Poster 61Facial nerve outcome and risk factors in resection of large cystic vestibular schwannomas

Ms Daniela Stastna

Poster 62Postoperative visual outcomes after resection of suprasellar meningiomas, prognostic factors

Ms Daniela Stastna

Poster 63 Management of paraganglioma in the context of organ donation Mr Chrysostomos Tornari

Poster 64Incidence and diagnosis of sigmoid sinus thrombosis in patients undergoing skull base surgical procedures

Mr Mathieu Trudel

Poster 65Volume of resection for Chordomas of the Skull Base: does it affect complication rates or recurrence?

Dr Inga Usher

Poster 66Outcomes, prognostic factors, and salvage treatment for recurrent chordoma after pencil beam scanning proton therapy

Prof Damien Charles Weber

Poster 67Evaulating the Sekhar Grading System for Cranial Chordomas (SGSCC) as a prognostic predictor for a UK single centre cohort

Mr Amir Youshani

Poster 68 Effect of audiology testing on programmable ventriculoperitoneal shunts Mr Gulam Zilani

Poster 69Surgical Management of Chordoma/Chondrosarcoma at a Single Centre - The Oxford Experience

Mr Gulam Zilani

POSTERSPRESENTING AUTHOR

DATES FOR YOUR DIARY

BRITISH NEUROVASCULAR GROUP MEETINGThursday 6th - Friday 7th February 2020Best Western Plus Stoke-on-Trent Moat Housewww.tinyurl.com/BNVG2020

BRITISH COCHLEAR IMPLANT GROUP MEETING Tuesday 10th – Wednesday 11th March 2020 Crowne Plaza, Nottinghamwww.tinyurl.com/BCIG2020

LEEDS ENDOSCOPIC ANTERIOR SKULL BASE COURSEMonday 29th - Tuesday 30th June 2020University of Leedswww.tinyurl.com/EASBS20

NOTES

SPONSORS

WITH THANKS TO THE FOLLOWING COMPANIES FOR THEIR SUPPORT:

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