Top 100 Scientists

Latin America Medical and Health Sciences / Gastroenterology Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

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Total 157 scientist
Ulysses Ribeiro Jr
Digestive Surgery
Digestive Surgical Oncology
Colo-Proctology
Metrics
H-Index
i10 Index
Citation
44
156
11,060
Luiz Augusto Carneiro D Albuquerque
Disciplina de Transplantes de Fígado e Órgãos do Aparelho Digestivo(Figado
Pancreas
Multivisceral e Intestino Delgado)
Metrics
H-Index
i10 Index
Citation
44
160
8,304
Roberto Oliveira Dantas
Medicina
Gastroenterologia
Disfagia
Motilidade Digestiva
Deglutição
Metrics
H-Index
i10 Index
Citation
44
147
11,096
* Rankings
Ranking Based On Selection :7
Pedro Marcos Gomes Soares
Gastrintestinal
Inflamação
Fisiologia
Farmacologia e Morfologia
Metrics
H-Index
i10 Index
Citation
43
101
5,547
Diogo Moura
Endoscopia Digestiva Diagnóstica e Terapêutica
Metrics
H-Index
i10 Index
Citation
39
134
4,859
* Rankings
Ranking Based On Selection :16
Helma P Cotrim
Hepatologia- Esteato-Hepatite Não Alcoólica
Carcinoma Hepatocelular
Metrics
H-Index
i10 Index
Citation
34
64
3,601
Mario Guimaraes Pessoa
Hepatites virais
NAFLD
doenças autoimunes do Fígado
HCC
Transplante hepático
Metrics
H-Index
i10 Index
Citation
32
55
8,867
* Rankings
Ranking Based On Selection :21
Ezequiel Ridruejo
Hepatitis virales. HCV. HBV. HCC. Liver cancer. Hepatocellular carcinoma. Hepatocarcinoma
Metrics
H-Index
i10 Index
Citation
31
80
6,253
Orlando De Castro E Silva Júnior
Cirurgia
Regeneração Hepática
Gastroenterologia
Isquemia/Reperfusão
Transplante de Fígado
Metrics
H-Index
i10 Index
Citation
31
85
4,813
TomãS Navarro Rodriguez
Gastroenterologia
Motilidade Digestiva
Doenças do Esôfago e Estômago
Doenças Funcionais do Aparelho Digestivo.
Metrics
H-Index
i10 Index
Citation
30
56
2,690
Adriana Vaz Safatle Ribeiro
Medicina
Cirurgia Geral
Endoscopia Digestiva
Biologia Molecular
Enteroscopia
Metrics
H-Index
i10 Index
Citation
28
62
2,946
Suzane Kioko Ono
Viral hepatitis
hepatocelular carcinoma
drug metabolism
Metrics
H-Index
i10 Index
Citation
28
46
3,877
Fabricio Ferreira Coelho
Cirurgia Aparelho Digestivo
Cirurgia Hepatobiliopancreática
Cirurgia laparoscópica
Cirurgia Robótica
Transplante hepático
Metrics
H-Index
i10 Index
Citation
26
61
2,049
* Rankings
Ranking Based On Selection :40
Irami Araújo Filho|IRAMI ARAUJO FILHO
Cirurgia
Gastroenterologia
Cirurgia Experimental
Biotecnologia
Pesquisa em Saúde
Metrics
H-Index
i10 Index
Citation
24
48
1,967
Caio Sergio Rizkallah Nahas
Coloproctologia
Cirurgia do Aparelho Digestivo
Colonoscopia
Laparoscopia
Cirurgia Minimamente Invasiva
Metrics
H-Index
i10 Index
Citation
24
42
2,088
* Rankings
Ranking Based On Selection :43
Fernando Fornari
Gastroenterologia e Pesquisa Clínica em Saúde Oral
Metrics
H-Index
i10 Index
Citation
24
42
2,089
* Rankings
Ranking Based On Selection :46
Vera Lucia Sdepanian
gastroenterologia pediátrica
doença celíaca
doença inflamatória intestinal
probióticos
refliuxo gastroesofágico
Metrics
H-Index
i10 Index
Citation
23
35
2,661
Flavio Henrique Ferreira Galvao
Surgery
Gastroenterology
Transplantation
Research
Medical Education
Metrics
H-Index
i10 Index
Citation
23
52
1,900
* Rankings
Ranking Based On Selection :53
Rodrigo Zapata
Hepatology
hepatocarcinoma
hepatitis B
Metabolic Diseases Liver
Liver Transplantation
Metrics
H-Index
i10 Index
Citation
20
40
1,926
Carlos Walter Sobrado Junior
gastroenterologia
cirurgia do aparelho digestivo
coloproctologia
Metrics
H-Index
i10 Index
Citation
20
43
1,450
Lucas Souto Nacif
Liver and Gastrointestinal Transplant Division/ Department of Gastroenterology
Metrics
H-Index
i10 Index
Citation
19
37
1,490
* Rankings
Ranking Based On Selection :64
José Dantas Ribeiro Filho
Gastrenterologia
Bioquímica Clínica e Clínica dos Desiquilíbrios Hidroeletrolíticos e Ácido Base
Metrics
H-Index
i10 Index
Citation
18
35
1,246
* Rankings
Ranking Based On Selection :65
Albis Hani
Neurogastroenterology
Gastrointestinal Motility
Neurogastroenterología
Enfermedad Inflamatoria Intestinal
Metrics
H-Index
i10 Index
Citation
17
23
3,394
Ricardo Correa Barbuti
gastric secretion
gerd
h. pylori
probiotics
functional gi diseases
Metrics
H-Index
i10 Index
Citation
17
24
1,268
Carlos Antonio Caramori
Hepatologia
Gestão de Pesquisa Clínica
Educação médica
Slow Medicine
World Challenges
Metrics
H-Index
i10 Index
Citation
15
21
1,403
* Rankings
Ranking Based On Selection :74
Carlos Haruo Arasaki
Cirurgia do Aparelho Digestivo
Cirurgia Bariátrica
Obesidade Mórbida
Cirurgia Geral
Metrics
H-Index
i10 Index
Citation
15
17
717
Rafael Kemp
Cirurgia Gastroenterologia
Endoscopia
Endoscopic etrograde pancreatography
Cholangitis
Biliary pancreatitis
Metrics
H-Index
i10 Index
Citation
15
19
525
Liliana Ducatti
Medicina
cirurgia geral
cirurgia aparelho digestivo
transplante de fígado
Metrics
H-Index
i10 Index
Citation
12
16
782
Rankings
Ranking Based On Selection: 1
Marco Arrese
Metrics
H-Index
i10 Index
Citation Counts
66
213
28,217
Rankings
Ranking Based On Selection: 2
Flair José Carrilho
Metrics
H-Index
i10 Index
Citation Counts
65
263
16,215
Rankings
Ranking Based On Selection: 3
Marcellus Souza
Metrics
H-Index
i10 Index
Citation Counts
47
112
5,591
Rankings
Ranking Based On Selection: 4
Ulysses Ribeiro Jr
Metrics
H-Index
i10 Index
Citation Counts
44
156
11,060
Digestive Surgery
Digestive Surgical Oncology
Colo-Proctology
Rankings
Ranking Based On Selection: 5
Luiz Augusto Carneiro D Albuquerque
Metrics
H-Index
i10 Index
Citation Counts
44
160
8,304
Disciplina de Transplantes de Fígado e Órgãos do Aparelho Digestivo(Figado
Pancreas
Multivisceral e Intestino Delgado)
Rankings
Ranking Based On Selection: 6
Roberto Oliveira Dantas
Metrics
H-Index
i10 Index
Citation Counts
44
147
11,096
Medicina
Gastroenterologia
Disfagia
Motilidade Digestiva
Deglutição
Rankings
Ranking Based On Selection: 7
Pedro Marcos Gomes Soares
Metrics
H-Index
i10 Index
Citation Counts
43
101
5,547
Gastrintestinal
Inflamação
Fisiologia
Farmacologia e Morfologia
Rankings
Ranking Based On Selection: 8
Ricardo Brandt De Oliveira
Metrics
H-Index
i10 Index
Citation Counts
43
129
5,653
Rankings
Ranking Based On Selection: 9
Diogo Moura
Metrics
H-Index
i10 Index
Citation Counts
39
134
4,859
Rankings
Ranking Based On Selection: 10
Heitor Siffert Pereira De Souza
Metrics
H-Index
i10 Index
Citation Counts
39
74
6,160
Rankings
Ranking Based On Selection: 11
Raymundo Parana
Metrics
H-Index
i10 Index
Citation Counts
39
119
5,257
Rankings
Ranking Based On Selection: 12
Paulo Herman
Metrics
H-Index
i10 Index
Citation Counts
38
125
6,223
Rankings
Ranking Based On Selection: 13
Daniel Cabrera
Metrics
H-Index
i10 Index
Citation Counts
36
54
4,700
Rankings
Ranking Based On Selection: 14
Fábio Guilherme Campos
Metrics
H-Index
i10 Index
Citation Counts
36
96
7,160
Rankings
Ranking Based On Selection: 15
Fauze Maluf Filho
Metrics
H-Index
i10 Index
Citation Counts
34
82
4,358
Rankings
Ranking Based On Selection: 16
Helma P Cotrim
Metrics
H-Index
i10 Index
Citation Counts
34
64
3,601
Hepatologia- Esteato-Hepatite Não Alcoólica
Carcinoma Hepatocelular
Rankings
Ranking Based On Selection: 17
Luiz Gonzaga Vaz Coelho
Metrics
H-Index
i10 Index
Citation Counts
33
71
10,495
Rankings
Ranking Based On Selection: 18
Eduardo Luiz R Cancado
Metrics
H-Index
i10 Index
Citation Counts
33
67
8,105
Rankings
Ranking Based On Selection: 19
Delcio Matos
Metrics
H-Index
i10 Index
Citation Counts
32
66
6,587
Rankings
Ranking Based On Selection: 20
Mario Guimaraes Pessoa
Metrics
H-Index
i10 Index
Citation Counts
32
55
8,867
Hepatites virais
NAFLD
doenças autoimunes do Fígado
HCC
Transplante hepático
Rankings
Ranking Based On Selection: 21
Ezequiel Ridruejo
Metrics
H-Index
i10 Index
Citation Counts
31
80
6,253
Hepatitis virales. HCV. HBV. HCC. Liver cancer. Hepatocellular carcinoma. Hepatocarcinoma
Rankings
Ranking Based On Selection: 23
Orlando De Castro E Silva Júnior
Metrics
H-Index
i10 Index
Citation Counts
31
85
4,813
Cirurgia
Regeneração Hepática
Gastroenterologia
Isquemia/Reperfusão
Transplante de Fígado
Rankings
Ranking Based On Selection: 24
TomãS Navarro Rodriguez
Metrics
H-Index
i10 Index
Citation Counts
30
56
2,690
Gastroenterologia
Motilidade Digestiva
Doenças do Esôfago e Estômago
Doenças Funcionais do Aparelho Digestivo.
Rankings
Ranking Based On Selection: 25
Michele Gouvêa
Metrics
H-Index
i10 Index
Citation Counts
29
60
2,878
Rankings
Ranking Based On Selection: 26
Alberto Queiroz Farias
Metrics
H-Index
i10 Index
Citation Counts
28
57
3,059
Rankings
Ranking Based On Selection: 27
Adriana Vaz Safatle Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
28
62
2,946
Medicina
Cirurgia Geral
Endoscopia Digestiva
Biologia Molecular
Enteroscopia
Rankings
Ranking Based On Selection: 28
Suzane Kioko Ono
Metrics
H-Index
i10 Index
Citation Counts
28
46
3,877
Viral hepatitis
hepatocelular carcinoma
drug metabolism
Rankings
Ranking Based On Selection: 30
Janaina Luz Narciso Schiavon
Metrics
H-Index
i10 Index
Citation Counts
27
54
2,254
Rankings
Ranking Based On Selection: 32
Hugo Perazzo
Metrics
H-Index
i10 Index
Citation Counts
26
47
2,275
Rankings
Ranking Based On Selection: 34
Fabricio Ferreira Coelho
Metrics
H-Index
i10 Index
Citation Counts
26
61
2,049
Cirurgia Aparelho Digestivo
Cirurgia Hepatobiliopancreática
Cirurgia laparoscópica
Cirurgia Robótica
Transplante hepático
Rankings
Ranking Based On Selection: 35
Luis Padilla Sanchez
Metrics
H-Index
i10 Index
Citation Counts
25
68
6,520
Rankings
Ranking Based On Selection: 36
Julio Maria Fonseca Chebli
Metrics
H-Index
i10 Index
Citation Counts
25
59
2,430
Rankings
Ranking Based On Selection: 37
Eduardo Garcia Vilela
Metrics
H-Index
i10 Index
Citation Counts
25
43
1,849
Rankings
Ranking Based On Selection: 38
Rosangela Teixeira
Metrics
H-Index
i10 Index
Citation Counts
25
45
2,049
Rankings
Ranking Based On Selection: 39
Francisco Tustumi
Metrics
H-Index
i10 Index
Citation Counts
24
43
1,755
Rankings
Ranking Based On Selection: 40
Irami Araújo Filho|IRAMI ARAUJO FILHO
Metrics
H-Index
i10 Index
Citation Counts
24
48
1,967
Cirurgia
Gastroenterologia
Cirurgia Experimental
Biotecnologia
Pesquisa em Saúde
Rankings
Ranking Based On Selection: 41
Fernando Gomes Romeiro
Metrics
H-Index
i10 Index
Citation Counts
24
50
2,004
Rankings
Ranking Based On Selection: 42
Caio Sergio Rizkallah Nahas
Metrics
H-Index
i10 Index
Citation Counts
24
42
2,088
Coloproctologia
Cirurgia do Aparelho Digestivo
Colonoscopia
Laparoscopia
Cirurgia Minimamente Invasiva
Rankings
Ranking Based On Selection: 43
Fernando Fornari
Metrics
H-Index
i10 Index
Citation Counts
24
42
2,089
Gastroenterologia e Pesquisa Clínica em Saúde Oral
Rankings
Ranking Based On Selection: 44
Alejandro Piscoya
Metrics
H-Index
i10 Index
Citation Counts
23
45
1,840
Rankings
Ranking Based On Selection: 45
Maria De Lourdes De Abreu Ferrari
Metrics
H-Index
i10 Index
Citation Counts
23
34
2,106
Gastroenterologia
Doenças Inflamatórias Intestinais
Rankings
Ranking Based On Selection: 46
Vera Lucia Sdepanian
Metrics
H-Index
i10 Index
Citation Counts
23
35
2,661
gastroenterologia pediátrica
doença celíaca
doença inflamatória intestinal
probióticos
refliuxo gastroesofágico
Rankings
Ranking Based On Selection: 47
Flavio Henrique Ferreira Galvao
Metrics
H-Index
i10 Index
Citation Counts
23
52
1,900
Surgery
Gastroenterology
Transplantation
Research
Medical Education
Rankings
Ranking Based On Selection: 49
Claudia Alves Couto
Metrics
H-Index
i10 Index
Citation Counts
22
38
1,815
Rankings
Ranking Based On Selection: 50
Roberto J De Carvalho Filho
Metrics
H-Index
i10 Index
Citation Counts
22
38
2,175
Rankings
Ranking Based On Selection: 51
Ligia Yukie Sassaki
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,781
Doenças Inflamatórias Intestinais
Gastroenterologia
Rankings
Ranking Based On Selection: 52
Daniel Ferraz De Campos Mazo
Metrics
H-Index
i10 Index
Citation Counts
21
32
2,012
Rankings
Ranking Based On Selection: 53
Rodrigo Zapata
Metrics
H-Index
i10 Index
Citation Counts
20
40
1,926
Hepatology
hepatocarcinoma
hepatitis B
Metabolic Diseases Liver
Liver Transplantation
Rankings
Ranking Based On Selection: 54
Carlos Walter Sobrado Junior
Metrics
H-Index
i10 Index
Citation Counts
20
43
1,450
gastroenterologia
cirurgia do aparelho digestivo
coloproctologia
Rankings
Ranking Based On Selection: 55
Denise Cerqueira Paranaguá Vezozzo
Metrics
H-Index
i10 Index
Citation Counts
20
26
1,321
Rankings
Ranking Based On Selection: 56
Helena Goldani
Metrics
H-Index
i10 Index
Citation Counts
20
29
1,504
Rankings
Ranking Based On Selection: 57
Vitor Ottoboni Brunaldi
Metrics
H-Index
i10 Index
Citation Counts
19
34
1,278
Rankings
Ranking Based On Selection: 58
Lucas Souto Nacif
Metrics
H-Index
i10 Index
Citation Counts
19
37
1,490
Liver and Gastrointestinal Transplant Division/ Department of Gastroenterology
Rankings
Ranking Based On Selection: 60
Celeste Elia
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,625
Rankings
Ranking Based On Selection: 62
Luciana Aparecida Cora
Metrics
H-Index
i10 Index
Citation Counts
19
31
1,088
biomagnetismo
gastroenterologia
tecnologia em saúde
Rankings
Ranking Based On Selection: 63
Esther Correa
Metrics
H-Index
i10 Index
Citation Counts
18
26
976
Rankings
Ranking Based On Selection: 64
José Dantas Ribeiro Filho
Metrics
H-Index
i10 Index
Citation Counts
18
35
1,246
Gastrenterologia
Bioquímica Clínica e Clínica dos Desiquilíbrios Hidroeletrolíticos e Ácido Base
Rankings
Ranking Based On Selection: 65
Albis Hani
Metrics
H-Index
i10 Index
Citation Counts
17
23
3,394
Neurogastroenterology
Gastrointestinal Motility
Neurogastroenterología
Enfermedad Inflamatoria Intestinal
Rankings
Ranking Based On Selection: 66
Luciana Diniz Silva
Metrics
H-Index
i10 Index
Citation Counts
17
22
788
Rankings
Ranking Based On Selection: 67
Ricardo Correa Barbuti
Metrics
H-Index
i10 Index
Citation Counts
17
24
1,268
gastric secretion
gerd
h. pylori
probiotics
functional gi diseases
Rankings
Ranking Based On Selection: 68
Alexandre Araujo
Metrics
H-Index
i10 Index
Citation Counts
16
20
1,177
Rankings
Ranking Based On Selection: 69
Luciana Faria
Metrics
H-Index
i10 Index
Citation Counts
16
31
1,190
Rankings
Ranking Based On Selection: 70
Pedro Montes
Metrics
H-Index
i10 Index
Citation Counts
16
26
775
Rankings
Ranking Based On Selection: 72
GI Surgery
Surgical Oncology
HPB Surgery
Medical Education
Abdominal Wall Repair
Rankings
Ranking Based On Selection: 73
Carlos Antonio Caramori
Metrics
H-Index
i10 Index
Citation Counts
15
21
1,403
Hepatologia
Gestão de Pesquisa Clínica
Educação médica
Slow Medicine
World Challenges
Rankings
Ranking Based On Selection: 74
Carlos Haruo Arasaki
Metrics
H-Index
i10 Index
Citation Counts
15
17
717
Cirurgia do Aparelho Digestivo
Cirurgia Bariátrica
Obesidade Mórbida
Cirurgia Geral
Rankings
Ranking Based On Selection: 75
Rafael Kemp
Metrics
H-Index
i10 Index
Citation Counts
15
19
525
Cirurgia Gastroenterologia
Endoscopia
Endoscopic etrograde pancreatography
Cholangitis
Biliary pancreatitis
Rankings
Ranking Based On Selection: 76
Maria Aparecida Mesquita
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,037
Rankings
Ranking Based On Selection: 77
Donato Roberto Mucerino
Metrics
H-Index
i10 Index
Citation Counts
15
16
602
Rankings
Ranking Based On Selection: 78
Sergio Barbosa Marques
Metrics
H-Index
i10 Index
Citation Counts
14
17
736
Rankings
Ranking Based On Selection: 79
Miguel Angelo Nobre E Souza
Metrics
H-Index
i10 Index
Citation Counts
14
23
919
Rankings
Ranking Based On Selection: 80
Ethel Chehter
Metrics
H-Index
i10 Index
Citation Counts
14
22
682
gastroenterologia
HIV
Pancreas
Trato Gastrointestinal
Rankings
Ranking Based On Selection: 81
Eduardo Angel Cueto Rua
Metrics
H-Index
i10 Index
Citation Counts
14
17
917
Rankings
Ranking Based On Selection: 82
Roberto Oleas
Metrics
H-Index
i10 Index
Citation Counts
13
17
635
Rankings
Ranking Based On Selection: 83
Juan Rivera Medina
Metrics
H-Index
i10 Index
Citation Counts
13
17
889
Rankings
Ranking Based On Selection: 84
Guilherme Becker Sander
Metrics
H-Index
i10 Index
Citation Counts
13
19
915
Rankings
Ranking Based On Selection: 85
Adriana De Tommaso
Metrics
H-Index
i10 Index
Citation Counts
13
13
511
Rankings
Ranking Based On Selection: 86
Jonathan Soldera
Metrics
H-Index
i10 Index
Citation Counts
12
18
682
Rankings
Ranking Based On Selection: 87
Liliana Ducatti
Metrics
H-Index
i10 Index
Citation Counts
12
16
782
Medicina
cirurgia geral
cirurgia aparelho digestivo
transplante de fígado
Rankings
Ranking Based On Selection: 88
Carolina Uribe Cruz|Uribe-Cruz, Carolina
Metrics
H-Index
i10 Index
Citation Counts
12
16
493
Rankings
Ranking Based On Selection: 90
Luis Alonso Morales Garza
Metrics
H-Index
i10 Index
Citation Counts
11
12
690
Rankings
Ranking Based On Selection: 91
Miguel Souza
Metrics
H-Index
i10 Index
Citation Counts
11
11
508
Rankings
Ranking Based On Selection: 92
Ciro Garcia Montes
Metrics
H-Index
i10 Index
Citation Counts
11
15
627
Hemorragia digestiva
esôfago de Barrett
hipertensão portal
Rankings
Ranking Based On Selection: 93
Wilson Roberto Catapani
Metrics
H-Index
i10 Index
Citation Counts
11
13
489
Rankings
Ranking Based On Selection: 94
Miguel Angel Puga Tejada
Metrics
H-Index
i10 Index
Citation Counts
10
11
450
Gastroenterology
Inflammatory Bowel Diseases
Biostatistics
Rankings
Ranking Based On Selection: 95
Lizomar De Jesus Maues Pereira Moia
Metrics
H-Index
i10 Index
Citation Counts
10
10
291
Rankings
Ranking Based On Selection: 96
Patricia Guzman Rojas
Metrics
H-Index
i10 Index
Citation Counts
9
8
207
Rankings
Ranking Based On Selection: 97
Carmen Yanette Suarez Quintero
Metrics
H-Index
i10 Index
Citation Counts
9
9
1,972
Rankings
Ranking Based On Selection: 98
Alejandro Valencia-Rodríguez
Metrics
H-Index
i10 Index
Citation Counts
8
8
305
Rankings
Ranking Based On Selection: 99
Xaira Rivera Gutierrez
Metrics
H-Index
i10 Index
Citation Counts
8
8
240
Rankings
Ranking Based On Selection: 100
Marianny Sulbaran
Metrics
H-Index
i10 Index
Citation Counts
8
7
235