Llewellyn Padayachy

1.6k total citations · 1 hit paper
33 papers, 809 citations indexed

About

Llewellyn Padayachy is a scholar working on Neurology, Cellular and Molecular Neuroscience and Surgery. According to data from OpenAlex, Llewellyn Padayachy has authored 33 papers receiving a total of 809 indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Neurology, 11 papers in Cellular and Molecular Neuroscience and 7 papers in Surgery. Recurrent topics in Llewellyn Padayachy's work include Traumatic Brain Injury and Neurovascular Disturbances (17 papers), Cerebrospinal fluid and hydrocephalus (10 papers) and Cerebral Venous Sinus Thrombosis (5 papers). Llewellyn Padayachy is often cited by papers focused on Traumatic Brain Injury and Neurovascular Disturbances (17 papers), Cerebrospinal fluid and hydrocephalus (10 papers) and Cerebral Venous Sinus Thrombosis (5 papers). Llewellyn Padayachy collaborates with scholars based in South Africa, Norway and Italy. Llewellyn Padayachy's co-authors include Graham Fieggen, Chiara Robba, Marek Czosnyka, Giuseppe Citerio, Gregorio Santori, Francesco Corradi, Anthony Figaji, Ushma Galal, Nicola Luigi Bragazzi and Fabio Silvio Taccone and has published in prestigious journals such as Neurosurgery, Intensive Care Medicine and Developmental Medicine & Child Neurology.

In The Last Decade

Llewellyn Padayachy

33 papers receiving 788 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.

Optic nerve sheath diameter measured sonographically as non-invasive estimator of intracranial pressure: a systematic review and meta-analysis

2018 239 citations Chiara Robba, Marek Czosnyka et al. Intensive Care Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Llewellyn Padayachy South Africa	13	556	204	188	123	111	33	809
Arun Kumar Gupta India	18	291 0.5×	77 0.4×	245 1.3×	211 1.7×	119 1.1×	81	943
Sybille Merceron France	14	376 0.7×	78 0.4×	151 0.8×	120 1.0×	61 0.5×	31	1.0k
P B Raksin United States	12	310 0.6×	210 1.0×	248 1.3×	468 3.8×	129 1.2×	23	1.1k
Jochen Bäuerle Germany	10	495 0.9×	93 0.5×	57 0.3×	126 1.0×	77 0.7×	16	738
Gianluca Castellani United Kingdom	15	579 1.0×	184 0.9×	107 0.6×	189 1.5×	268 2.4×	21	821
Heidi H. Kimberly United States	11	335 0.6×	82 0.4×	176 0.9×	61 0.5×	219 2.0×	28	769
Humain Baharvahdat Iran	14	462 0.8×	62 0.3×	256 1.4×	118 1.0×	26 0.2×	54	834
Hubert J. Schmitt Germany	23	214 0.4×	90 0.4×	277 1.5×	352 2.9×	77 0.7×	60	1.3k
Matthias Preuß Germany	16	293 0.5×	268 1.3×	99 0.5×	151 1.2×	124 1.1×	43	783
Terence Hendrix United States	4	739 1.3×	233 1.1×	79 0.4×	242 2.0×	72 0.6×	6	845

Countries citing papers authored by Llewellyn Padayachy

Since Specialization

Citations

This map shows the geographic impact of Llewellyn Padayachy'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 Llewellyn Padayachy with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Llewellyn Padayachy more than expected).

Fields of papers citing papers by Llewellyn Padayachy

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Llewellyn Padayachy. 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 Llewellyn Padayachy. The network helps show where Llewellyn Padayachy may publish in the future.

Co-authorship network of co-authors of Llewellyn Padayachy

This figure shows the co-authorship network connecting the top 25 collaborators of Llewellyn Padayachy. A scholar is included among the top collaborators of Llewellyn Padayachy 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 Llewellyn Padayachy. Llewellyn Padayachy 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

Mazurek, Mercy H., Llewellyn Padayachy, Alessandro Perin, et al.. (2025). An International Course on Intraoperative Ultrasound in Neurosurgery: Evaluation of a Multicenter, Hands-On Course in Promoting Familiarity and Use of Intraoperative Ultrasound in Neurosurgery. World Neurosurgery. 204. 124524–124524. 1 indexed citations

Aarhus, Mads, et al.. (2025). Real-Time Automated Measurements of Optic Nerve Sheath Diameter for Noninvasive Assessment of Intracranial Pressure in Aneurysmal Subarachnoid Hemorrhage. Neurocritical Care. 42(3). 1043–1053. 1 indexed citations

Padayachy, Llewellyn & Francesco Prada. (2024). Multimodality Structural and Functional Monitoring in Brain Tumor Surgery: The Role of IONM and IOUS. Advances and technical standards in neurosurgery. 53. 1–12. 1 indexed citations

Bianchi, Federico, et al.. (2024). Role of intraoperative ultrasound and MRI to aid grade of resection of pediatric low-grade gliomas: accumulated experience from 4 centers. Child s Nervous System. 40(10). 3165–3172. 2 indexed citations

Aarhus, Mads, et al.. (2023). Noninvasive intracranial pressure assessment by optic nerve sheath diameter: Automated measurements as an alternative to clinician-performed measurements. Frontiers in Neurology. 14. 1064492–1064492. 8 indexed citations

Padayachy, Llewellyn & M. Memet Özek. (2022). Hydatid disease of the brain and spine. Child s Nervous System. 39(3). 751–758. 18 indexed citations

Hull, Rodney, Georgios Lolas, Lasse D. Jensen, et al.. (2021). Microbiomics in Collusion with the Nervous System in Carcinogenesis: Diagnosis, Pathogenesis and Treatment. Microorganisms. 9(10). 2129–2129. 1 indexed citations

Padayachy, Llewellyn, et al.. (2021). Surgical treatment of post-infectious hydrocephalus in infants. Child s Nervous System. 37(11). 3397–3406. 6 indexed citations

Robba, Chiara, Alberto Goffi, Thomas Geeraerts, et al.. (2019). Brain ultrasonography: methodology, basic and advanced principles and clinical applications. A narrative review. Intensive Care Medicine. 45(7). 913–927. 116 indexed citations

10.

Padayachy, Llewellyn, Chiara Robba, & Reidar Brekken. (2019). Non-invasive assessment of ICP in children: advances in ultrasound-based techniques. Child s Nervous System. 36(1). 95–98. 1 indexed citations

11.

Padayachy, Llewellyn & Graham Fieggen. (2018). Infections in the immunocompromised child. Child s Nervous System. 34(10). 1989–1996. 2 indexed citations

12.

Øie, Lise Rystad, Ole Solheim, Asgeir Store Jakola, et al.. (2018). Functional outcome and survival following spontaneous intracerebral hemorrhage: A retrospective population‐based study. Brain and Behavior. 8(10). e01113–e01113. 39 indexed citations

13.

Padayachy, Llewellyn, Reidar Brekken, Graham Fieggen, & Tormod Selbekk. (2016). Pulsatile Dynamics of the Optic Nerve Sheath and Intracranial Pressure. Neurosurgery. 79(1). 100–107. 9 indexed citations

14.

Padayachy, Llewellyn, et al.. (2016). The relationship between transorbital ultrasound measurement of the optic nerve sheath diameter (ONSD) and invasively measured ICP in children. Child s Nervous System. 32(10). 1769–1778. 69 indexed citations

15.

Rohlwink, Ursula K., Kirsten A. Donald, Llewellyn Padayachy, et al.. (2016). Clinical characteristics and neurodevelopmental outcomes of children with tuberculous meningitis and hydrocephalus. Developmental Medicine & Child Neurology. 58(5). 461–468. 36 indexed citations

16.

Padayachy, Llewellyn, et al.. (2016). The relationship between transorbital ultrasound measurement of the optic nerve sheath diameter (ONSD) and invasively measured ICP in children.. Child s Nervous System. 32(10). 1779–1785. 79 indexed citations

17.

Padayachy, Llewellyn, et al.. (2013). Recognising congenital anomalies of the nervous system : more about... neurosurgery. 31(3). 107–109. 1 indexed citations

18.

Roytowski, David, et al.. (2013). Intracranial Pressure Monitoring as an Early Predictor of Third Ventriculostomy Outcome. World Neurosurgery. 80(5). 605–611. 9 indexed citations

19.

Padayachy, Llewellyn, Ursula K. Rohlwink, Eugene Zwane, et al.. (2012). The frequency of cerebral ischemia/hypoxia in pediatric severe traumatic brain injury. Child s Nervous System. 28(11). 1911–1918. 6 indexed citations

20.

Padayachy, Llewellyn, Anthony Figaji, & M. Ross Bullock. (2009). Intracranial pressure monitoring for traumatic brain injury in the modern era. Child s Nervous System. 26(4). 441–452. 53 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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