Andrew A. Mallick

ORCID: 0000-0002-5882-8076
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About
Contact & Profiles
Research Areas
  • Acute Ischemic Stroke Management
  • Blood Coagulation and Thrombosis Mechanisms
  • Epilepsy research and treatment
  • Neonatal and fetal brain pathology
  • Metabolism and Genetic Disorders
  • Pharmacological Effects and Toxicity Studies
  • Diet and metabolism studies
  • Venous Thromboembolism Diagnosis and Management
  • Tuberous Sclerosis Complex Research
  • Cerebral Palsy and Movement Disorders
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Neurological Disorders and Treatments
  • Intracranial Aneurysms: Treatment and Complications
  • Moyamoya disease diagnosis and treatment
  • Cerebrovascular and Carotid Artery Diseases
  • Neurological Complications and Syndromes
  • Childhood Cancer Survivors' Quality of Life
  • Polyomavirus and related diseases
  • Genetics and Neurodevelopmental Disorders
  • Vascular Malformations Diagnosis and Treatment
  • Spinal Dysraphism and Malformations
  • Digestive system and related health
  • Lysosomal Storage Disorders Research
  • Skin and Cellular Biology Research
  • Hemoglobinopathies and Related Disorders

Bristol Royal Hospital for Children
2014-2024

National Hospital for Neurology and Neurosurgery
2021

Centre Hospitalier Universitaire de Reims
2021

University College London
2017-2021

University of Antwerp
2021

Université de Reims Champagne-Ardenne
2021

Centre de Recherche en Sciences et Technologies de l'Information et de la Communication
2021

University of Bristol
2008-2020

Versus Arthritis
2020

Great Ormond Street Hospital
2020

10.1016/s2352-4642(18)30244-x article EN The Lancet Child & Adolescent Health 2018-08-29

<h3>Background</h3> Stroke is a major cause of mortality in children. Conditions that mimic stroke also severe morbidity and require prompt diagnosis treatment. We have investigated the time to cohort children with stroke. <h3>Methods</h3> A population-based was prospectively identified south England. Case notes, electronic hospital admission databases radiology records were reviewed. Timing symptom onset, presentation hospital, first neuroimaging, diagnostic neuroimaging presenting clinical...

10.1136/jnnp-2014-309188 article EN Journal of Neurology Neurosurgery & Psychiatry 2014-10-23

To determine the underlying etiologies in a contemporary cohort of infants with infantile spasms and to examine response treatment.Identification etiology treatment 377 enrolled clinical trial between 2007 2014 using systematic review history, examination, investigations. They were classified pediatric adaptation International Classification Diseases, Tenth Revision (ICD-10).A total 219 (58%) had proven etiology, whom 128 responded, 58 108 (54%) allocated hormonal treatment, 70 111 (63%)...

10.1111/epi.16305 article EN Epilepsia 2019-08-16

Many infancy-onset epilepsies have poor prognosis for seizure control and neurodevelopmental outcome. Ketogenic diets can improve seizures in children older than 2 years adults who are unresponsive to antiseizure medicines. We aimed establish the efficacy of a classic ketogenic diet at reducing frequency compared with further medicine infants drug-resistant epilepsy.

10.1016/s1474-4422(23)00370-8 article EN cc-by The Lancet Neurology 2023-11-15

Arterial ischemic stroke (AIS) is an important cause of acquired brain injury in children. Few prospective population-based studies childhood AIS have been completed. We aimed to investigate the outcome 12 months after event a cohort.Children aged 29 days < 16 years with radiologically confirmed occurring over 1-year period residing southern England (population = 5.99 million children) were eligible for inclusion. Outcome was assessed during home visit using Pediatric Stroke Measure (PSOM)....

10.1002/ana.24626 article EN Annals of Neurology 2016-03-01

Cerebral venous sinus thrombosis (CVST) in children is associated with a high incidence of serious morbidity and mortality. The presenting features are variable. It can be diagnostically challenging the optimal treatment uncertain.To describe series CVST treated single paediatric neurology centre to discuss role local thrombolysis.Electronic databases were searched using diagnostic labels International Classification Diseases (ICD) codes identify aged 1 month under 17 years CVST. Their...

10.1136/adc.2008.154708 article EN Archives of Disease in Childhood 2009-06-24

Aim To define better the phenotype and genotype of familial sporadic cases paroxysmal kinesigenic dyskinesia ( PKD ) caused by mutations in PRRT 2 gene presenting paediatric age group. Method We report detailed clinical molecular genetic features 11 patients (six females, five males) with childhood‐onset 2‐ mutation‐positive . Results Mean at disease onset was 8 years 7.5 months (range 5–11y), presentation characterized daily short episodes dystonia/dyskinesia. Most also had non‐kinesigenic...

10.1111/dmcn.12056 article EN Developmental Medicine & Child Neurology 2013-01-30

Tuberous Sclerosis Complex (TSC) is a genetic disorder characterised by the development of benign tumours secondary to loss inhibitory regulation mTOR (mechanistic Target Rapamycin) intracellular growth pathway. Metformin inhibits We investigated whether metformin would reduce hamartomas associated with tuberous sclerosis complex.In this multicentre randomized, double-blind, placebo-controlled trial, patients clinical diagnosis sclerosis, aged over 10 years and at least one renal...

10.1016/j.eclinm.2020.100715 article EN cc-by-nc-nd EClinicalMedicine 2021-01-14
Lauren A. Beslow Shannon C. Agner Jonathan D. Santoro Dipak Ram Jenny L. Wilson and 95 more Dana Harrar Brian Appavu Stuart Fraser Thomas Rossor Marcela Torres Manoëlle Kossorotoff Yenny C. Zuñiga Zambrano Marta Hernández Sahar M. A. Hassanein Dimitrios I. Zafeiriou Michael M. Dowling Ilona Kopyta Nicholas V. Stence Timothy J. Bernard Nomazulu Dlamini Ahmed Abd El-Hamid Rihan Maha Mohammed Moustafa Farid Wessam S.S. Guergues Mohamed O E Babiker Oded Hochberg Paola Saracco Thomas Main Andrew A. Mallick Selina Kala Bryan Philbrook Kartik Reddy Rebecca Ichord Evelyn Shih Rachel Pearson Mubeen F. Rafay Mukta Sharma Mary Allen Staat Sudhakar Vadivelu Marvid Duarte M. Suzanne Whitworth Manish Parakh Kevin Meesters Charles-Joris Roud Marianne Leruez- Ville Vijeya Ganesan Laura L. Lehman Michael J. Rivkin Zulma Hernandez F. Balut María Celeste Buompadre Heidy Johanna Gómez Naranjo Veronica Gonzalez Alvarez Nihal Bakeer Stephanie Garrison Christopher Belcher Lorie Miller Maria Whitmore Giulia Amico Mariasavina Severino Marta Bertamino Sara Signa Lisa R. Sun Ryan J. Felling Pawan Kashyape Lucia Gerstl Gordana Kovačević Anna Basu Yusri Taha Warren Lo Maggie L.Y. Yau Deirdre Peake Kim Stevenson Samson Gwer Andrea Andrade Catherine Amlie- Lefond Jacqueline Lee‐Eng Sarah Lee Janette Mailo Moran Hausman Kedem Kamna Jaiswal Kellie R. Brown Belinda Stojanovski Mark T. Mackay Adriana Carolina Vargas Nino Daune McGregor Gabrielle deVeber Ishvinder Bhathal NP Liza Pulcine Mahendra Moharir Bruce Björnson Danny H.C. Kim Adam Kirton Amalia Floer Christine K. Fox Christiana Smith- Anderson Kelly Wilt Vivian P. Thompson Michael Chang Marilyn A. Tan

Background: Data from the early pandemic revealed that 0.62% of children hospitalized with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) had an arterial ischemic stroke (AIS). In a larger cohort June 2020 to December 2020, we sought determine whether our initial point estimate was stable as continued and understand radiographic laboratory data may clarify mechanisms pediatric AIS in setting SARS-CoV-2. Methods: We surveyed international sites expertise numbers SARS-CoV-2...

10.1161/strokeaha.121.038250 article EN Stroke 2022-04-05

Abstract Congenital disorders of glycosylation (CDG) are a clinically and biochemically heterogeneous subgroup inherited metabolic disorders. Most CDG with abnormal N‐glycosylation can be detected by transferrin screening, however, MOGS‐CDG escapes this routine screening. Combined the clinical heterogeneity reported cases, diagnosing challenging. Here, we characterize ten cases including six previously unreported individuals, showing phenotype characterized dysmorphic features, global...

10.1002/jimd.12588 article EN cc-by-nc-nd Journal of Inherited Metabolic Disease 2023-01-18

To identify research priorities regarding the effectiveness of interventions for children and young people (CYP) with childhood neurological conditions (CNCs). These include common such as epilepsies cerebral palsy, well many rare conditions.

10.1111/dmcn.16021 article EN cc-by Developmental Medicine & Child Neurology 2024-07-16

<h3>Objective</h3> To explore the phenotypic spectrum of <i>RHOBTB2</i>-related disorders and specifically to determine whether patients fulfill criteria for alternating hemiplegia childhood (AHC), we report clinical features 11 affected individuals. <h3>Methods</h3> Individuals with were identified through a movement disorder clinic at specialist pediatric center, additional cases collaboration other centers internationally. Clinical data acquired retrospective case-note review....

10.1212/wnl.0000000000011543 article EN Neurology 2021-01-27

Epilepsy is the most common significant long-term neurological condition of childhood. The prevalence in children UK approximately 4 per 1000 children. It affects 1 220 and young people with on average two epilepsy every primary school nine secondary school.1 National Institute for Health Care Excellence (NICE) defines as a 'condition which person prone to recurrent epileptic seizures' seizure 'transient occurrence signs or symptoms result change electrical activity (abnormally excessive...

10.1136/archdischild-2022-324427 article EN Archives of Disease in Childhood Education & Practice 2023-06-20

<h3>Objective:</h3> Stroke is an important but under-recognised cause of childhood mortality. The authors aimed to describe the trends in mortality from stroke England and Wales between 1921 2000. <h3>Design:</h3> study searched Office for National Statistics database years 1921–2000 using appropriate, previously validated International Classification Diseases codes. Mortality rates were analysed by period death, gender, age at birth cohort subtype. <h3>Results:</h3> 6029 deaths found...

10.1136/adc.2008.156109 article EN Archives of Disease in Childhood 2009-12-01

To evaluate the delay in research governance approval for a non-interventional, multicentre study United Kingdom.

10.1258/jrsm.2009.080397 article EN Journal of the Royal Society of Medicine 2009-05-01

Incidence of paediatric stroke has been estimated to range from 1.2 13 per 100,000 children under 18 years age. It is a significant cause long-term morbidity in with impacts on physical, cognitive, psychological, and social outcomes. However, little known about the experiences parents caring for child stroke. Such information needed inform development child- family-centred care.We conducted in-depth interviews Participants were purposively sampled three regional specialist services England,...

10.1111/cch.12622 article EN Child Care Health and Development 2018-09-26
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