Alejandro Piscoya

1.5k total citations · 2 hit papers
79 papers, 717 citations indexed

About

Alejandro Piscoya is a scholar working on Surgery, Infectious Diseases and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Alejandro Piscoya has authored 79 papers receiving a total of 717 indexed citations (citations by other indexed papers that have themselves been cited), including 22 papers in Surgery, 19 papers in Infectious Diseases and 15 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Alejandro Piscoya's work include COVID-19 Clinical Research Studies (12 papers), Gastric Cancer Management and Outcomes (7 papers) and Long-Term Effects of COVID-19 (6 papers). Alejandro Piscoya is often cited by papers focused on COVID-19 Clinical Research Studies (12 papers), Gastric Cancer Management and Outcomes (7 papers) and Long-Term Effects of COVID-19 (6 papers). Alejandro Piscoya collaborates with scholars based in Peru, United States and Brazil. Alejandro Piscoya's co-authors include Adrían V. Hernández, Vinay Pasupuleti, Yuani M. Roman, José Ernesto Vidal, Priyaleela Thota, Henry Cohen, C Michael White, Peter Malfertheiner, Franco Bazzoli and Richard H. Hunt and has published in prestigious journals such as SHILAP Revista de lepidopterología, Gastroenterology and PLoS ONE.

In The Last Decade

Alejandro Piscoya

71 papers receiving 704 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.

World Gastroenterology Organisation Global Guidelines: Probiotics and Prebiotics

2024 58 citations Alejandro Piscoya et al. profile →
AGA Clinical Practice Guideline on the Prevention and Treatment of Hepatitis B Virus Reactivation in At-Risk Individuals

2025 15 citations Faisal S. Ali, Rubén Hernáez et al. Gastroenterology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Alejandro Piscoya Peru	15	219	205	105	90	88	79	717
Maria‐Pia Hergens Sweden	17	196 0.9×	123 0.6×	115 1.1×	30 0.3×	63 0.7×	30	880
Zhi Jiang China	15	133 0.6×	95 0.5×	70 0.7×	46 0.5×	176 2.0×	47	680
Mark L. Kovler United States	13	91 0.4×	147 0.7×	208 2.0×	32 0.4×	98 1.1×	31	804
Angela Saviano Italy	16	136 0.6×	182 0.9×	61 0.6×	45 0.5×	231 2.6×	58	783
Lorenzo Norsa Italy	18	171 0.8×	330 1.6×	105 1.0×	43 0.5×	64 0.7×	71	1.1k
Sreedhar Subramanian United Kingdom	22	311 1.4×	209 1.0×	113 1.1×	58 0.6×	258 2.9×	72	1.5k
Nguyen Lam Vuong Vietnam	15	216 1.0×	184 0.9×	131 1.2×	70 0.8×	46 0.5×	94	812
Erika Parmentier-Decrucq France	12	149 0.7×	143 0.7×	118 1.1×	38 0.4×	116 1.3×	33	751
Yuki Hayashi Japan	13	76 0.3×	97 0.5×	83 0.8×	22 0.2×	200 2.3×	30	800

Countries citing papers authored by Alejandro Piscoya

Since Specialization

Citations

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

Fields of papers citing papers by Alejandro Piscoya

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alejandro Piscoya

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

Regino, William Otero, et al.. (2025). Bloqueadores ácidos competitivos de potasio (PCABs): estado del arte. 45(1). 38–55. 1 indexed citations

Hernández, Adrían V., Daniel R. Biello, Vinay Pasupuleti, et al.. (2025). Effect of Mediterranean Diets on Cardiovascular Risk Factors and Disease in Overweight and Obese Adults: A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Journal of the American Nutrition Association. 44(5). 387–404. 5 indexed citations

Ali, Faisal S., Rubén Hernáez, Daniel Q. Huang, et al.. (2025). AGA Clinical Practice Guideline on the Prevention and Treatment of Hepatitis B Virus Reactivation in At-Risk Individuals. Gastroenterology. 168(2). 267–284. 15 indexed citations breakdown →

Regino, William Otero, et al.. (2024). Actualización en el tratamiento de Helicobacter pylori: revisión del LATAMGCHMSG. 44(4). 359–73. 1 indexed citations

Rubenstein, Joel H., Tarek Sawas, Sachin Wani, et al.. (2024). AGA Clinical Practice Guideline on Endoscopic Eradication Therapy of Barrett’s Esophagus and Related Neoplasia. Gastroenterology. 166(6). 1020–1055. 17 indexed citations

Piscoya, Alejandro. (2023). Adiós a un Maestro. 42(3). 153–54. 1 indexed citations

Díaz-Arocutipa, Carlos, et al.. (2023). Vegetarian diets on anthropometric, metabolic and blood pressure outcomes in people with overweight and obesity: a systematic review and meta-analysis of randomized controlled trials. International Journal of Obesity. 47(10). 903–910. 9 indexed citations

Díaz-Arocutipa, Carlos, et al.. (2023). Nasogastric versus nasojejunal tube feeding for severe acute pancreatitis: A systematic review of randomized controlled trials. PubMed. 43(3). 207–216. 3 indexed citations

Mayta‐Tovalino, Frank, Carlos Díaz-Arocutipa, Alejandro Piscoya, & Adrían V. Hernández. (2023). Effects of Probiotics on Intermediate Cardiovascular Outcomes in Patients with Overweight or Obesity: A Systematic Review and Meta-Analysis. Journal of Clinical Medicine. 12(7). 2554–2554. 10 indexed citations

10.

Salas, Fernando Palacios, et al.. (2022). Endoscopic submucosal dissection versus surgery for patients with undifferentiated early gastric cancer. Revista Española de Enfermedades Digestivas. 115(1). 3–9. 4 indexed citations

11.

Roman, Yuani M., et al.. (2021). Ivermectin for the Treatment of Coronavirus Disease 2019: A Systematic Review and Meta-analysis of Randomized Controlled Trials. Clinical Infectious Diseases. 74(6). 1022–1029. 54 indexed citations

12.

Butt, Amna Subhan, Mohamed Alboraie, Alejandro Piscoya, et al.. (2021). Impact of COVID-19 on Endoscopy Training: Perspectives from a Global Survey of Program Directors and Endoscopy Trainers. Clinical Endoscopy. 54(5). 678–687. 5 indexed citations

13.

Silva-Caso, Wilmer, et al.. (2019). Association between metabolic syndrome and euthyroid nodular goiter: a case-control study. Colombia medica. 50(4). 239–51. 10 indexed citations

14.

Hernández, Adrían V., Faustino R. Pérez‐López, Alejandro Piscoya, et al.. (2019). Comparative efficacy of bone anabolic therapies in women with postmenopausal osteoporosis: A systematic review and network meta-analysis of randomized controlled trials. Maturitas. 129. 12–22. 20 indexed citations

15.

Padilla, Martín, et al.. (2017). Severa Descompensación por Virus de Hepatitis E en una Paciente con Hepatitis Autoinmune: Reporte de un Caso. LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas). 1 indexed citations

16.

Bussalleu, Alejandro, et al.. (2017). Hepatitis C en Trabajadoras Sexuales del Cono Norte de Lima. Americanae (AECID Library).

17.

Piscoya, Alejandro, et al.. (2017). [Overlap of irritable bowel syndrome and functional dyspepsia based on Rome III criteria in medical students from a private university in Lima, Peru].. PubMed. 35(3). 129–225. 3 indexed citations

18.

Piscoya, Alejandro, et al.. (2015). Incorrect use of metered-dose inhalers in adult patients at a hospital in Callao, Peru, 2014: cross-sectional study. SHILAP Revista de lepidopterología. 15(5). e6163–e6163. 3 indexed citations

19.

Tsuchiya, Yasuo, et al.. (2012). Aflatoxin Contamination of Red Chili Pepper From Bolivia and Peru, Countries with High Gallbladder Cancer Incidence Rates. Asian Pacific Journal of Cancer Prevention. 13(10). 5167–5170. 27 indexed citations

20.

Rivera, Sandra, et al.. (2004). [Hepatitis C virus infection in female sexual workers from northern Lima].. PubMed. 23(4). 265–8. 8 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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