Shaheed Vally Omar

5.5k total citations · 2 hit papers
86 papers, 1.5k citations indexed

About

Shaheed Vally Omar is a scholar working on Infectious Diseases, Epidemiology and Surgery. According to data from OpenAlex, Shaheed Vally Omar has authored 86 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 71 papers in Infectious Diseases, 66 papers in Epidemiology and 25 papers in Surgery. Recurrent topics in Shaheed Vally Omar's work include Tuberculosis Research and Epidemiology (68 papers), Mycobacterium research and diagnosis (56 papers) and Pneumonia and Respiratory Infections (16 papers). Shaheed Vally Omar is often cited by papers focused on Tuberculosis Research and Epidemiology (68 papers), Mycobacterium research and diagnosis (56 papers) and Pneumonia and Respiratory Infections (16 papers). Shaheed Vally Omar collaborates with scholars based in South Africa, United States and United Kingdom. Shaheed Vally Omar's co-authors include Nazir Ismail, Nabila Ismail, Remco P. H. Peters, Andries Dreyer, A A Hoosen, H. J. Koornhof, Farzana Ismail, Barun Mathema, Sara C. Auld and Tyler S. Brown and has published in prestigious journals such as New England Journal of Medicine, Proceedings of the National Academy of Sciences and SHILAP Revista de lepidopterología.

In The Last Decade

Shaheed Vally Omar

80 papers receiving 1.4k 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.

Multidrug-resistant tuberculosis

2024 70 citations Keertan Dheda, Fuad Mirzayev et al. Nature Reviews Disease Primers profile →
Targeted next-generation sequencing to diagnose drug-resistant tuberculosis: a systematic review and meta-analysis

2024 38 citations Gunar Günther, Shaheed Vally Omar et al. The Lancet Infectious Diseases profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Shaheed Vally Omar South Africa	23	1.2k	985	388	247	138	86	1.5k
Luz Caviedes Peru	24	1.6k 1.3×	1.4k 1.4×	730 1.9×	218 0.9×	51 0.4×	43	2.0k
Adrián Rendón Mexico	24	1.0k 0.9×	981 1.0×	263 0.7×	209 0.8×	39 0.3×	73	1.5k
Jorge Coronel Peru	18	990 0.8×	882 0.9×	433 1.1×	130 0.5×	48 0.3×	52	1.3k
Erik Sturegård Sweden	21	728 0.6×	710 0.7×	467 1.2×	177 0.7×	102 0.7×	51	1.2k
Ruwen Jou Taiwan	19	893 0.8×	783 0.8×	354 0.9×	211 0.9×	72 0.5×	71	1.2k
Che‐Kim Tan Taiwan	17	500 0.4×	589 0.6×	179 0.5×	161 0.7×	117 0.8×	47	1.1k
Gill‐Han Bai South Korea	18	1.2k 1.1×	1.4k 1.4×	447 1.2×	367 1.5×	97 0.7×	27	1.8k
Elena Shashkina United States	21	1.0k 0.9×	973 1.0×	468 1.2×	271 1.1×	161 1.2×	45	1.4k
Moisés Palaci Brazil	30	2.1k 1.8×	1.9k 1.9×	682 1.8×	318 1.3×	136 1.0×	96	2.6k
Elizabeth Brodkin Canada	8	383 0.3×	490 0.5×	110 0.3×	176 0.7×	63 0.5×	11	896

Countries citing papers authored by Shaheed Vally Omar

Since Specialization

Citations

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

Fields of papers citing papers by Shaheed Vally Omar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Shaheed Vally Omar. 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 Shaheed Vally Omar. The network helps show where Shaheed Vally Omar may publish in the future.

Co-authorship network of co-authors of Shaheed Vally Omar

This figure shows the co-authorship network connecting the top 25 collaborators of Shaheed Vally Omar. A scholar is included among the top collaborators of Shaheed Vally Omar 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 Shaheed Vally Omar. Shaheed Vally Omar 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

Sobol, Robert W., Shaheed Vally Omar, Tyler S. Brown, et al.. (2025). Transmission of bedaquiline-resistant Mycobacterium tuberculosis in KwaZulu-Natal, South Africa. American Journal of Respiratory and Critical Care Medicine. 212(1). 138–147.

Joseph, Lavania, Hermione J. Webster, Jeff Knaggs, et al.. (2025). An improved catalogue for whole-genome sequencing prediction of bedaquiline resistance in Mycobacterium tuberculosis using a reproducible algorithmic approach. Microbial Genomics. 11(6). 1 indexed citations

Georghiou, Sophia B., Nestani Tukvadze, Camilla Rodrigues, et al.. (2025). Targeted next-generation sequencing for drug-resistant tuberculosis diagnosis: implementation considerations for bacterial load, regimen selection and diagnostic algorithm placement. BMJ Global Health. 10(11). e019135–e019135. 1 indexed citations

Joseph, Lavania, Denise Evans, Gunar Günther, et al.. (2025). Field evaluation of nanopore targeted next-generation sequencing to predict drug-resistant tuberculosis from native sputum in South Africa and Zambia. Journal of Clinical Microbiology. 63(3). e0139024–e0139024. 3 indexed citations

Constantinides, Bede, Jeff Knaggs, Hong Thai, et al.. (2025). Characterizing the performance of an antibiotic resistance prediction tool, gnomonicus, using a diverse test set of 2,663 Mycobacterium tuberculosis samples. Microbial Genomics. 11(12).

Carpi, Giovanna, Marva Seifert, Swapna Uplekar, et al.. (2025). Comparative assessment of line probe assays and targeted next-generation sequencing in drug-resistant tuberculosis diagnosis. EBioMedicine. 119. 105875–105875. 1 indexed citations

Cassim, Naseem, et al.. (2024). Xpert MTB/XDR implementation in South Africa: cost outcomes of centralised vs. decentralised approaches. SHILAP Revista de lepidopterología. 1(5). 215–222. 1 indexed citations

Cai, Xiaoyu, Huo‐Liang Zheng, Hao Cai, et al.. (2024). Investigating the causal links between inflammatory cytokines and scoliosis through bidirectional Mendelian randomization analysis. JOR Spine. 7(4). e70019–e70019.

Mulders, Wim, Matthias Merker, Stefan Niemann, et al.. (2024). Refined understanding of the impact of the Mycobacterium tuberculosis complex diversity on the intrinsic susceptibility to pretomanid. Microbiology Spectrum. 12(3). e0007024–e0007024. 9 indexed citations

10.

Colman, Rebecca E., Marva Seifert, Sophia B. Georghiou, et al.. (2024). Evaluating culture-free targeted next-generation sequencing for diagnosing drug-resistant tuberculosis: a multicentre clinical study of two end-to-end commercial workflows. The Lancet Infectious Diseases. 25(3). 325–334. 13 indexed citations

11.

Dheda, Keertan, Fuad Mirzayev, Daniela María Cirillo, et al.. (2024). Multidrug-resistant tuberculosis. Nature Reviews Disease Primers. 10(1). 22–22. 70 indexed citations breakdown →

12.

Brown, Tyler S., Shaheed Vally Omar, Lavania Joseph, et al.. (2023). Genotype–Phenotype Characterization of Serial Mycobacterium tuberculosis Isolates in Bedaquiline-Resistant Tuberculosis. Clinical Infectious Diseases. 78(2). 269–276. 9 indexed citations

13.

Ally, Naseer, et al.. (2021). Treatment Outcome of Tubercular Uveitis in a High TB and HIV Setting: A Prospective Cohort Study. Clinical ophthalmology. Volume 15. 4839–4846. 1 indexed citations

14.

Nelson, Kristin N., Neel R. Gandhi, Barun Mathema, et al.. (2020). Modeling Missing Cases and Transmission Links in Networks of Extensively Drug-Resistant Tuberculosis in KwaZulu-Natal, South Africa. American Journal of Epidemiology. 189(7). 735–745. 6 indexed citations

15.

Githui, W, et al.. (2019). Performance of Ziehl-Neelsen Microscopy, Light Emitting Diode – FM and Xpert MTB/RIF in the Diagnosis of Tuberculosis in People with Presumptive TB from EAPHLNP study sites in Kenya. African Journal of Health Sciences. 32(6). 5–17. 2 indexed citations

16.

Githui, W, et al.. (2019). Emerging Antimicrobial Resistance Patterns of Enteric Pathogens Isolated from Children under 5 years in EAPHLNP Satellite Sites in Kenya. African Journal of Health Sciences. 32(6). 47–58. 1 indexed citations

17.

Ismail, Nazir, Lindiwe Mvusi, Andries Dreyer, et al.. (2018). Prevalence of drug-resistant tuberculosis and imputed burden in South Africa: a national and sub-national cross-sectional survey. The Lancet Infectious Diseases. 18(7). 779–787. 55 indexed citations

18.

Shah, Neha, Sara C. Auld, James C.M. Brust, et al.. (2017). Transmission of Extensively Drug-Resistant Tuberculosis in South Africa. New England Journal of Medicine. 376(3). 243–253. 203 indexed citations

19.

Ismail, Nazir, Shaheed Vally Omar, James Lewis, et al.. (2015). Performance of a Novel Algorithm Using Automated Digital Microscopy for Diagnosing Tuberculosis. American Journal of Respiratory and Critical Care Medicine. 191(12). 1443–1449. 18 indexed citations

20.

Tyndall, Mark, Shaheed Vally Omar, Kelly S. MacDonald, et al.. (1999). A Randomized, Double‐Blind, Placebo‐Controlled Trial of Single‐Dose Ciprofloxacin versus Erythromycin for the Treatment of Chancroid in Nairobi, Kenya. The Journal of Infectious Diseases. 180(6). 1886–1893. 29 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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