Olivia Grech

1.1k total citations · 1 hit paper
31 papers, 536 citations indexed

About

Olivia Grech is a scholar working on Neurology, Endocrinology, Diabetes and Metabolism and Ophthalmology. According to data from OpenAlex, Olivia Grech has authored 31 papers receiving a total of 536 indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Neurology, 12 papers in Endocrinology, Diabetes and Metabolism and 9 papers in Ophthalmology. Recurrent topics in Olivia Grech's work include Cerebral Venous Sinus Thrombosis (25 papers), Pituitary Gland Disorders and Treatments (12 papers) and Neurosurgical Procedures and Complications (8 papers). Olivia Grech is often cited by papers focused on Cerebral Venous Sinus Thrombosis (25 papers), Pituitary Gland Disorders and Treatments (12 papers) and Neurosurgical Procedures and Complications (8 papers). Olivia Grech collaborates with scholars based in United Kingdom, Australia and United States. Olivia Grech's co-authors include Susan P. Mollan, Alexandra J. Sinclair, Zerin Alimajstorovic, Andreas Yiangou, Gareth G. Lavery, James Mitchell, Benjamin R. Wakerley, Kristian Brock, Georgios Tsermoulas and Hannah Lyons and has published in prestigious journals such as SHILAP Revista de lepidopterología, Brain and Neurology.

In The Last Decade

Olivia Grech

26 papers receiving 513 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

The effect of GLP-1RA exenatide on idiopathic intracranial hypertension: a randomized clinical trial

2023 72 citations James Mitchell, Hannah Lyons et al. Brain profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Olivia Grech United Kingdom	15	421	217	141	124	52	31	536
Zerin Alimajstorovic United Kingdom	14	440 1.0×	241 1.1×	97 0.7×	143 1.2×	59 1.1×	25	558
Connar Stanley James Westgate Denmark	12	399 0.9×	179 0.8×	116 0.8×	135 1.1×	49 0.9×	30	602
Keira Markey United Kingdom	14	834 2.0×	410 1.9×	137 1.0×	181 1.5×	57 1.1×	20	950
Andreas Yiangou United Kingdom	20	845 2.0×	437 2.0×	199 1.4×	225 1.8×	103 2.0×	42	1.0k
Maria Uldall Denmark	9	221 0.5×	77 0.4×	57 0.4×	56 0.5×	26 0.5×	11	352
T. D. Matthews United Kingdom	7	302 0.7×	163 0.8×	43 0.3×	55 0.4×	31 0.6×	9	387
Vivek Vijay United Kingdom	8	188 0.4×	98 0.5×	54 0.4×	30 0.2×	59 1.1×	13	279
E. A. Walker United Kingdom	3	231 0.5×	124 0.6×	29 0.2×	65 0.5×	29 0.6×	7	294
Önder Akyürekli Türkiye	7	241 0.6×	126 0.6×	54 0.4×	13 0.1×	25 0.5×	11	351
Cecilia Rönnbäck Denmark	9	91 0.2×	86 0.4×	22 0.2×	142 1.1×	10 0.2×	16	423

Countries citing papers authored by Olivia Grech

Since Specialization

Citations

This map shows the geographic impact of Olivia Grech's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Olivia Grech with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Olivia Grech more than expected).

Fields of papers citing papers by Olivia Grech

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Olivia Grech. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Olivia Grech. The network helps show where Olivia Grech may publish in the future.

Co-authorship network of co-authors of Olivia Grech

This figure shows the co-authorship network connecting the top 25 collaborators of Olivia Grech. A scholar is included among the top collaborators of Olivia Grech based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Olivia Grech. Olivia Grech is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Grech, Olivia, Eloísa Rubio‐Beltrán, Emily C. Stanyer, et al.. (2025). Raised intracranial pressure alters cortical vascular function and cephalic allodynia. Brain. 148(6). 2163–2177.

Mitchell, James, Hannah Lyons, Jessica Walker, et al.. (2025). A randomized sequential cross‐over trial evaluating five purportedly ICP ‐lowering drugs in idiopathic intracranial hypertension. Headache The Journal of Head and Face Pain. 65(2). 258–268. 5 indexed citations

Horniblow, Richard D., et al.. (2025). Unravelling the gut-brain connection: a systematic review of migraine and the gut microbiome. The Journal of Headache and Pain. 26(1). 125–125.

Grech, Olivia, et al.. (2025). A systematic review of the causes and consequences of spreading depolarization in neuroinflammation; implications for neurovascular disorders. Journal of Neuroinflammation. 22(1). 178–178.

Lyons, Hannah, Matilde Sassani, Mark Thaller, et al.. (2024). Evaluating the Phenotypic Patterns of Post-Traumatic Headache: A Systematic Review of Military Personnel. Military Medicine. 190(1-2). e90–e98. 2 indexed citations

Grech, Olivia, James Mitchell, Hannah Lyons, et al.. (2024). Effect of glucagon like peptide-1 receptor agonist exenatide, used as an intracranial pressure lowering agent, on cognition in Idiopathic Intracranial Hypertension. Eye. 38(7). 1374–1379. 17 indexed citations

Alimajstorovic, Zerin, James Mitchell, Andreas Yiangou, et al.. (2023). Determining the role of novel metabolic pathways in driving intracranial pressure reduction after weight loss. Brain Communications. 5(5). fcad272–fcad272. 13 indexed citations

Mitchell, James, Hannah Lyons, Jessica Walker, et al.. (2023). The effect of GLP-1RA exenatide on idiopathic intracranial hypertension: a randomized clinical trial. Brain. 146(5). 1821–1830. 72 indexed citations breakdown →

Mitchell, James, Susan P. Mollan, Jessica Walker, et al.. (2022). A randomised controlled, trial of the GLP-1 receptor agonist exenatide in idiopathic intracranial hypertension. Journal of Neurology Neurosurgery & Psychiatry. 93(6). A98.2–A98. 2 indexed citations

10.

Mitchell, James, Hannah Lyons, Jessica Walker, et al.. (2022). Evaluation of diurnal and postural intracranial pressure employing telemetric monitoring in idiopathic intracranial hypertension. Fluids and Barriers of the CNS. 19(1). 85–85. 20 indexed citations

11.

Alimajstorovic, Zerin, Susan P. Mollan, Olivia Grech, et al.. (2022). Dysregulation of Amino Acid, Lipid, and Acylpyruvate Metabolism in Idiopathic Intracranial Hypertension: A Non-targeted Case Control and Longitudinal Metabolomic Study. Journal of Proteome Research. 22(4). 1127–1137. 9 indexed citations

12.

Grech, Olivia, Matilde Sassani, Gisela M. Terwindt, et al.. (2022). Alterations in metabolic flux in migraine and the translational relevance. The Journal of Headache and Pain. 23(1). 127–127. 14 indexed citations

13.

Mollan, Susan P., Olivia Grech, & Alexandra J. Sinclair. (2021). Headache attributed to idiopathic intracranial hypertension and persistent post‐idiopathic intracranial hypertension headache: A narrative review. Headache The Journal of Head and Face Pain. 61(6). 808–816. 46 indexed citations

14.

Westgate, Connar Stanley James, Hannah Botfield, Zerin Alimajstorovic, et al.. (2021). Systemic and adipocyte transcriptional and metabolic dysregulation in idiopathic intracranial hypertension. JCI Insight. 6(10). 50 indexed citations

15.

Grech, Olivia, Susan P. Mollan, Benjamin R. Wakerley, et al.. (2021). The Role of Metabolism in Migraine Pathophysiology and Susceptibility. Life. 11(5). 415–415. 25 indexed citations

16.

Mollan, Susan P., Yu Jeat Chong, Olivia Grech, Alexandra J. Sinclair, & Benjamin R. Wakerley. (2021). Current Perspectives on Idiopathic Intracranial Hypertension without Papilloedema. Life. 11(6). 472–472. 20 indexed citations

17.

Grech, Olivia, Andrew Clouter, James Mitchell, et al.. (2021). Cognitive performance in idiopathic intracranial hypertension and relevance of intracranial pressure. Brain Communications. 3(3). fcab202–fcab202. 39 indexed citations

18.

Grech, Olivia, Susan P. Mollan, Benjamin R. Wakerley, et al.. (2020). Emerging themes in idiopathic intracranial hypertension. Journal of Neurology. 267(12). 3776–3784. 30 indexed citations

19.

Yiangou, Andreas, James Mitchell, Julie Edwards, et al.. (2020). Erenumab for headaches in idiopathic intracranial hypertension: A prospective open‐label evaluation. Headache The Journal of Head and Face Pain. 61(1). 157–169. 37 indexed citations

20.

Yiangou, Andreas, James Mitchell, Vivek Vijay, et al.. (2020). Calcitonin gene related peptide monoclonal antibody treats headache in patients with active idiopathic intracranial hypertension. The Journal of Headache and Pain. 21(1). 116–116. 25 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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