Full Text Journal Articles by
Author H K Kok

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Rendezvous endovascular common carotid artery stenting (RECCAS) technique for symptomatic steno-occlusive disease.

M T Wang, M Schembri, H K Kok, J Maingard, M Foo, A Lamanna, M Brooks, H Asadi,

This report describes a patient who presented with acute but transient right arm weakness and altered sensation secondary to severe stenosis of the left common carotid artery (CCA) origin. Endovascular stenting of the stenosed origin was achieved utilising a novel rendezvous technique through combined retrograde common carotid artery and anterograde ... Read more >>

CVIR Endovasc (CVIR endovascular)
[2021, 4(1):17]

Cited: 0 times

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Contemporary endovascular management of splenic vascular pathologies.

E Leung, J Maingard, J Yeh, M J Lee, D M Brooks, H Asadi, D A Burrows, H K Kok,

The spleen is a commonly injured organ and the splenic vasculature is also susceptible to inflammation and trauma, often resulting in aneurysm formation. Splenic artery aneurysms carry a high risk of rupture and are associated with high mortality and morbidity. Due to the advances in endovascular techniques and devices, endovascular ... Read more >>

Clin Radiol (Clinical radiology)
[2020, 75(12):960.e23-960.e34]

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Women in interventional radiology: insights into Australia's gender gap.

M Foo, J Maingard, M Wang, H K Kok, R V Chandra, A Jhamb, W Chong, M J Lee, M Brooks, H Asadi,

<h4>Aim</h4>To assess differences in the exposure, teaching, knowledge, appreciation, and interest in interventional radiology (IR) between male and female doctors prior to specialisation and to identify potential predisposing factors to the gender inequality in interventional radiology.<h4>Materials and methods</h4>A prospective cross-sectional multicentre study was conducted using in-person and web-based distribution of ... Read more >>

Clin Radiol (Clinical radiology)
[2020, 75(7):560.e1-560.e7]

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Prostate artery embolisation: an all-comers, single-operator experience in 159 patients with lower urinary tract symptoms, urinary retention, or haematuria with medium-term follow-up.

N Thulasidasan, H K Kok, O Elhage, S Clovis, R Popert, T Sabharwal,

<h4>Aim</h4>To describe the authors' experience with prostate artery embolisation (PAE) to treat lower urinary tract symptoms (LUTS) due to benign prostatic hyperplasia (BPH) or refractory haematuria of prostatic origin (RHOPA).<h4>Materials and methods</h4>PAE was attempted in 159 patients. Procedural details, pre/post-PAE symptom scores, and pre/post-PAE magnetic resonance imaging (MRI) data were ... Read more >>

Clin Radiol (Clinical radiology)
[2019, 74(7):569.e1-569.e8]

Cited: 0 times

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eDoctor: machine learning and the future of medicine.

G S Handelman, H K Kok, R V Chandra, A H Razavi, M J Lee, H Asadi,

Machine learning (ML) is a burgeoning field of medicine with huge resources being applied to fuse computer science and statistics to medical problems. Proponents of ML extol its ability to deal with large, complex and disparate data, often found within medicine and feel that ML is the future for biomedical ... Read more >>

J Intern Med (Journal of internal medicine)
[2018, 284(6):603-619]

Cited: 10 times

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Kernicterus with abnormal high-signal changes bilaterally in the globus pallidus: A case report.

S Culleton, H K Kok, C Barras, S Looby, P Brennan, H Asadi,

Kernicterus is a relatively rare consequence of hyperbilirubinemia. There is an important role for MRI imaging for this entity in the appropriate clinical context as there are distinct signal changes in the globus pallidus. A case report and image findings are presented ... Read more >>

Ir Med J (Irish medical journal)
[2018, 111(4):739]

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Applications of cardiac computed tomography in electrophysiology intervention.

S Liddy, U Buckley, H K Kok, B Loo, B Glover, G R Dhillon, O Buckley,

Cardiac electrophysiology is an evolving specialty that has seen rapid advances in recent years. Concurrently, there has been much progress in the field of cardiac imaging. Electrophysiologists are increasingly requesting cross-sectional imaging in advance of many procedures. Pulmonary vein isolation and left atrial appendage (LAA) occlusion are now an established ... Read more >>

Eur Heart J Cardiovasc Imaging (European heart journal cardiovascular Imaging)
[2018, 19(3):253-261]

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Current evidence for endovascular therapy in stroke and remaining uncertainties.

R Motyer, H Asadi, J Thornton, P Nicholson, H K Kok,

Class 1 level A evidence now supports endovascular thrombectomy as best practice in the management of large vessel occlusion acute ischaemic stroke. However, significant questions pertaining to initial imaging, radiological assessment, patient selection and therapeutic limits remain unanswered. A specific cohort of patients who benefit from endovascular thrombectomy has been ... Read more >>

J Intern Med (Journal of internal medicine)
[2018, 283(1):2-15]

Cited: 3 times

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Outcomes of endovascular treatment for acute large-vessel ischaemic stroke more than 6 h after symptom onset.

R Motyer, H K Kok, H Asadi, A O'Hare, P Brennan, S Power, S Looby, P Nicholson, D Williams, S Murphy, M D Hill, M Goyal, J McManus, P O'Brien, J Thornton,

<h4>Background and objectives</h4>Benefit from endovascular thrombectomy (EVT) for large-vessel occlusion (LVO) acute ischaemic stroke (AIS) is well demonstrated. Furthermore, emerging evidence supports efficacy in appropriately selected patients treated beyond current recommendations of 6 h. We evaluated clinical outcomes in patients undergoing late EVT at our institution.<h4>Methods</h4>Retrospective review of prospectively collected ... Read more >>

J Intern Med (Journal of internal medicine)
[2017, 282(6):537-545]

Cited: 3 times

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Retrievable IVC filters - Friend or foe.

E Ryan, H K Kok, M J Lee,

Venous thromboembolism is a common condition with widely varied outcomes. Pulmonary embolism is associated with a case-fatality rate of up to 8%, increasing up to 18-fold in massive PE. Pharmacological treatment of VTE with anticoagulant medication (AC) is the first line therapy of choice. Retrievable inferior vena cava filters (IVCF) ... Read more >>

Surgeon (The surgeon : journal of the Royal Colleges of Surgeons of Edinburgh and Ireland)
[2017, 15(2):104-108]

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Examining the End-User Experience of the National Integrated Medical Imaging System (NIMIS).

J Smith, H K Kok, W C Torreggiani,

The National Integrated Medical Imaging System (NIMIS) is used to store and retrieve medical imaging studies in Ireland. The purpose of this audit was to obtain feedback from its end-users in relation to key NIMIS functionality and to understand their perception of its existing interface while identifying potential improvements. The ... Read more >>

Ir Med J (Irish medical journal)
[2016, 109(1):330-332]

Cited: 0 times

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Added Value of Stroke Protocol MRI Following Negative Initial CT in the Acute Stroke Setting.

M L Gargan, H K Kok, J Kearney, R Collins, T Coughlan, D O'Neill, D Ryan, W Torreggiani, O Doody,

The aim of the study was to determine the added value of stroke protocol MRI following negative initial CT brain in the acute stroke setting. A retrospective study was performed over a 6 month period in a tertiary referral stroke centre. Patients were selected from the stroke and radiology databases. ... Read more >>

Ir Med J (Irish medical journal)
[2015, 108(10):302-304]

Cited: 0 times

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Imaging features of poorly controlled congenital adrenal hyperplasia in adults.

H K Kok, M Sherlock, N A Healy, O Doody, P Govender, W C Torreggiani,

Congenital adrenal hyperplasia (CAH) is a genetic autosomal recessive condition most frequently as a result of a mutation in the 21-hydroxylase enzyme gene. Patients with poorly controlled CAH can manifest characteristic imaging findings as a result of adrenocorticotrophic hormone stimulation or the effects of cortisol precursor excess on various target ... Read more >>

Br J Radiol (The British journal of radiology)
[2015, 88(1053):20150352]

Cited: 2 times

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Erdheim-Chester disease.

N A Healy, H K Kok, C Wall, W Torreqgiani,

Ir Med J (Irish medical journal)
[2015, 108(2):61]

Cited: 0 times

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A retrospective analysis of oesophageal thickening diagnosed as an incidental finding at Computed Tomography with endoscopic and histological correlation.

U Salati, K Courtney, H K Kok, W Torreggiani,

A retrospective analysis of oesophageal thickening diagnosed as an incidental finding at Computed Tomography (CT) with endoscopic and histological correlation.Retrospective review of CT studies at a University Teaching Hospital in a 3-month period was performed and those who had a correlating upper gastrointestinal endoscopy within 6 months of the CT ... Read more >>

Ir J Med Sci (Irish journal of medical science)
[2015, 184(4):883-888]

Cited: 1 time

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Dialysis related amyloid arthropathy on ¹⁸FDG PET-CT.

A Kecler-Pietrzyk, H K Kok, I D Lyburn, W C Torreggiani,

Ulster Med J (The Ulster medical journal)
[2014, 83(2):117-118]

Cited: 2 times

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Percutaneous computed tomography-guided oesophageal needle biopsy.

H K Kok, P Govender, S Leong, R F J Browne, W C Torreggiani,

Ir Med J (Irish medical journal)
[2014, 107(2):34]

Cited: 0 times

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Inferior vena cava filter insertion and retrieval patterns in a tertiary referral centre in Ireland.

H K Kok, U Salati, C O'Brien, P Govender, W C Torreggiani, R Browne,

<h4>Background</h4>Inferior vena cava (IVC) filters are widely used in clinical practice to prevent large, clinically significant pulmonary emboli. Modern filters are designed to be retrievable within a specific time window; however, many become lost to follow-up.<h4>Aim</h4>To examine the insertion and retrieval patterns of IVC filters in a tertiary referral teaching ... Read more >>

Ir J Med Sci (Irish journal of medical science)
[2015, 184(2):345-348]

Cited: 1 time

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Multimodality imaging features of hereditary multiple exostoses.

H K Kok, L Fitzgerald, N Campbell, I D Lyburn, P L Munk, O Buckley, W C Torreggiani,

Hereditary multiple exostoses (HME) or diaphyseal aclasis is an inherited disorder characterised by the formation of multiple osteochondromas, which are cartilage-capped osseous outgrowths, and the development of associated osseous deformities. Individuals with HME may be asymptomatic or develop clinical symptoms, which prompt imaging studies. Different modalities ranging from plain radiographs ... Read more >>

Br J Radiol (The British journal of radiology)
[2013, 86(1030):20130398]

Cited: 4 times

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Percutaneous renal artery angioplasty and stenting: indications, technique and results.

H K Kok, S Leong, P Govender, R Browne, W C Torreggiani,

<h4>Background</h4>Percutaneous interventions for renal arterial disease can be used to treat a variety of conditions including both atherosclerotic and non-atherosclerotic renal artery stenosis (RAS) as well as endovascular management of renal artery aneurysms (RAA).<h4>Aim</h4>We sought to examine the indications, techniques and results of percutaneous renal angioplasty and stenting in our ... Read more >>

Ir J Med Sci (Irish journal of medical science)
[2013, 182(3):351-356]

Cited: 0 times

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Renal sympathetic denervation for treatment resistant hypertension.

H K Kok, L Wong, B Loo, W C Torreggiani,

Ir Med J (Irish medical journal)
[2013, 106(1):5-6]

Cited: 0 times

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Left ventricular non-compaction cardiomyopathy.

H K Kok, S Ma, P Ma,

JBR-BTR (JBR-BTR : organe de la Societe royale belge de radiologie (SRBR) = orgaan van de Koninklijke Belgische Vereniging voor Radiologie (KBVR))
[2012, 95(1):32]

Cited: 0 times

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Intra-aortic mural thrombosis and splenic infarction in association with ulcerative colitis.

H K Kok, S Maguire, A Corr, M Sadlier, S Patchett, G Harewood,

<h4>Background</h4>Arterial thrombosis is a very rare, but recognised complication of inflammatory bowel disease that can result in significant morbidity and mortality.<h4>Case presentation</h4>We present the case of a 48-year-old female with previously well-controlled ulcerative colitis who presented with severe left upper quadrant abdominal pain. Imaging investigations subsequently revealed a large intra-aortic ... Read more >>

Ir J Med Sci (Irish journal of medical science)
[2012, 181(3):377-379]

Cited: 1 time

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