Top 100 Scientists

Medical and Health Sciences / Gastroenterology Top 100 Scientists in Brazil 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" (873,690 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 92 scientist
* Rankings
Ranking Based On Selection: 3
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
45
162
8,501
* Rankings
Ranking Based On Selection: 4
Ulysses Ribeiro Jr
Digestive Surgery
Digestive Surgical Oncology
Colo-Proctology
Metrics
H-Index
i10 Index
Citation
44
160
11,294
* Rankings
Ranking Based On Selection: 5
Roberto Oliveira Dantas
Medicina
Gastroenterologia
Disfagia
Motilidade Digestiva
Deglutição
Metrics
H-Index
i10 Index
Citation
44
148
11,223
* Rankings
Ranking Based On Selection: 7
Pedro Marcos Gomes Soares
Gastrintestinal
Inflamação
Fisiologia
Farmacologia e Morfologia
Metrics
H-Index
i10 Index
Citation
42
103
5,704
* Rankings
Ranking Based On Selection: 8
Diogo Moura
Endoscopia Digestiva Diagnóstica e Terapêutica
Metrics
H-Index
i10 Index
Citation
40
137
5,098

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* Rankings
Ranking Based On Selection: 14
Helma P Cotrim
Hepatologia- Esteato-Hepatite Não Alcoólica
Carcinoma Hepatocelular
Metrics
H-Index
i10 Index
Citation
34
64
3,675
* Rankings
Ranking Based On Selection: 17
Mario Guimaraes Pessoa
Hepatites virais
NAFLD
doenças autoimunes do Fígado
HCC
Transplante hepático
Metrics
H-Index
i10 Index
Citation
32
56
9,094
* Rankings
Ranking Based On Selection: 20
Orlando De Castro E Silva Júnior
Cirurgia
Regeneração Hepática
Gastroenterologia
Isquemia/Reperfusão
Transplante de Fígado
Metrics
H-Index
i10 Index
Citation
31
85
4,862
* Rankings
Ranking Based On Selection: 21
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
2,720
* Rankings
Ranking Based On Selection: 23
Adriana Vaz Safatle Ribeiro
Medicina
Cirurgia Geral
Endoscopia Digestiva
Biologia Molecular
Enteroscopia
Metrics
H-Index
i10 Index
Citation
28
64
2,978
* Rankings
Ranking Based On Selection: 26
Suzane Kioko Ono
Viral hepatitis
hepatocelular carcinoma
drug metabolism
Metrics
H-Index
i10 Index
Citation
27
46
3,903
* Rankings
Ranking Based On Selection: 29
Fabricio Ferreira Coelho
Cirurgia Aparelho Digestivo
Cirurgia Hepatobiliopancreática
Cirurgia laparoscópica
Cirurgia Robótica
Transplante hepático
Metrics
H-Index
i10 Index
Citation
26
65
2,130
* Rankings
Ranking Based On Selection: 31
Irami Araújo Filho|IRAMI ARAUJO FILHO
Cirurgia
Gastroenterologia
Cirurgia Experimental
Biotecnologia
Pesquisa em Saúde
Metrics
H-Index
i10 Index
Citation
26
50
2,056
Caio Sergio Rizkallah Nahas
Coloproctologia
Cirurgia do Aparelho Digestivo
Colonoscopia
Laparoscopia
Cirurgia Minimamente Invasiva
Metrics
H-Index
i10 Index
Citation
24
42
2,140
* Rankings
Ranking Based On Selection: 38
Fernando Fornari
Gastroenterologia e Pesquisa Clínica em Saúde Oral
Metrics
H-Index
i10 Index
Citation
24
43
2,117
* Rankings
Ranking Based On Selection: 40
Vera Lucia Sdepanian
gastroenterologia pediátrica
doença celíaca
doença inflamatória intestinal
probióticos
refliuxo gastroesofágico
Metrics
H-Index
i10 Index
Citation
23
35
2,717
Carlos Walter Sobrado Junior
gastroenterologia
cirurgia do aparelho digestivo
coloproctologia
Metrics
H-Index
i10 Index
Citation
20
43
1,476
Lucas Souto Nacif
Liver and Gastrointestinal Transplant Division/ Department of Gastroenterology
Metrics
H-Index
i10 Index
Citation
19
37
1,537
* Rankings
Ranking Based On Selection: 54
José Dantas Ribeiro Filho
Gastrenterologia
Bioquímica Clínica e Clínica dos Desiquilíbrios Hidroeletrolíticos e Ácido Base
Metrics
H-Index
i10 Index
Citation
18
35
1,258
Ricardo Correa Barbuti
gastric secretion
gerd
h. pylori
probiotics
functional gi diseases
Metrics
H-Index
i10 Index
Citation
17
24
1,285
* Rankings
Ranking Based On Selection: 59
Carlos Haruo Arasaki
Cirurgia do Aparelho Digestivo
Cirurgia Bariátrica
Obesidade Mórbida
Cirurgia Geral
Metrics
H-Index
i10 Index
Citation
16
18
728
Carlos Antonio Caramori
Hepatologia
Gestão de Pesquisa Clínica
Educação médica
Slow Medicine
World Challenges
Metrics
H-Index
i10 Index
Citation
15
21
1,416
Rafael Kemp
Cirurgia Gastroenterologia
Endoscopia
Endoscopic etrograde pancreatography
Cholangitis
Biliary pancreatitis
Metrics
H-Index
i10 Index
Citation
15
19
531
Liliana Ducatti
Medicina
cirurgia geral
cirurgia aparelho digestivo
transplante de fígado
Metrics
H-Index
i10 Index
Citation
12
16
802
Kendi Yamazaki
Gastrointestinal Endoscopy
Gastroenterology
colonoscopy
ERCP
ESD
Metrics
H-Index
i10 Index
Citation
8
8
385
Rosa Leonôra Salerno Soares
Gastoenterologia
Nutrição Artificial
Neurogastroenterologia
Doenças Intestinais
saúde global
Metrics
H-Index
i10 Index
Citation
7
6
517
Costa, Camila Fraga
Gastroenterology
Inflammatory Bowel Diseases
Medical Clinic
Nutraceuticals
Goat milk probiotics
Metrics
H-Index
i10 Index
Citation
6
4
92
Rankings
Ranking Based On Selection: 1
Flair José Carrilho
Metrics
H-Index
i10 Index
Citation Counts
65
265
16,442
Rankings
Ranking Based On Selection: 2
Marcellus Souza
Metrics
H-Index
i10 Index
Citation Counts
48
114
5,712
Rankings
Ranking Based On Selection: 3
Luiz Augusto Carneiro D Albuquerque
Metrics
H-Index
i10 Index
Citation Counts
45
162
8,501
Disciplina de Transplantes de Fígado e Órgãos do Aparelho Digestivo(Figado
Pancreas
Multivisceral e Intestino Delgado)
Rankings
Ranking Based On Selection: 4
Ulysses Ribeiro Jr
Metrics
H-Index
i10 Index
Citation Counts
44
160
11,294
Digestive Surgery
Digestive Surgical Oncology
Colo-Proctology
Rankings
Ranking Based On Selection: 5
Roberto Oliveira Dantas
Metrics
H-Index
i10 Index
Citation Counts
44
148
11,223
Medicina
Gastroenterologia
Disfagia
Motilidade Digestiva
Deglutição
Rankings
Ranking Based On Selection: 6
Ricardo Brandt De Oliveira
Metrics
H-Index
i10 Index
Citation Counts
43
129
5,700
Rankings
Ranking Based On Selection: 7
Pedro Marcos Gomes Soares
Metrics
H-Index
i10 Index
Citation Counts
42
103
5,704
Gastrintestinal
Inflamação
Fisiologia
Farmacologia e Morfologia
Rankings
Ranking Based On Selection: 8
Diogo Moura
Metrics
H-Index
i10 Index
Citation Counts
40
137
5,098
Rankings
Ranking Based On Selection: 9
Heitor Siffert Pereira De Souza
Metrics
H-Index
i10 Index
Citation Counts
39
75
6,305
Rankings
Ranking Based On Selection: 10
Raymundo Parana
Metrics
H-Index
i10 Index
Citation Counts
39
119
5,317

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Rankings
Ranking Based On Selection: 11
Paulo Herman
Metrics
H-Index
i10 Index
Citation Counts
38
129
6,360
Rankings
Ranking Based On Selection: 12
Fábio Guilherme Campos
Metrics
H-Index
i10 Index
Citation Counts
36
97
7,295
Rankings
Ranking Based On Selection: 13
Fauze Maluf Filho
Metrics
H-Index
i10 Index
Citation Counts
34
84
4,446
Rankings
Ranking Based On Selection: 14
Helma P Cotrim
Metrics
H-Index
i10 Index
Citation Counts
34
64
3,675
Hepatologia- Esteato-Hepatite Não Alcoólica
Carcinoma Hepatocelular
Rankings
Ranking Based On Selection: 15
Eduardo Luiz R Cancado
Metrics
H-Index
i10 Index
Citation Counts
33
70
8,180
Rankings
Ranking Based On Selection: 16
Luiz Gonzaga Vaz Coelho
Metrics
H-Index
i10 Index
Citation Counts
33
71
10,649
Rankings
Ranking Based On Selection: 17
Mario Guimaraes Pessoa
Metrics
H-Index
i10 Index
Citation Counts
32
56
9,094
Hepatites virais
NAFLD
doenças autoimunes do Fígado
HCC
Transplante hepático
Rankings
Ranking Based On Selection: 18
Delcio Matos
Metrics
H-Index
i10 Index
Citation Counts
32
67
6,649
Rankings
Ranking Based On Selection: 20
Orlando De Castro E Silva Júnior
Metrics
H-Index
i10 Index
Citation Counts
31
85
4,862
Cirurgia
Regeneração Hepática
Gastroenterologia
Isquemia/Reperfusão
Transplante de Fígado
Rankings
Ranking Based On Selection: 21
TomãS Navarro Rodriguez
Metrics
H-Index
i10 Index
Citation Counts
30
56
2,720
Gastroenterologia
Motilidade Digestiva
Doenças do Esôfago e Estômago
Doenças Funcionais do Aparelho Digestivo.
Rankings
Ranking Based On Selection: 22
Michele Gouvêa
Metrics
H-Index
i10 Index
Citation Counts
29
60
2,937
Rankings
Ranking Based On Selection: 23
Adriana Vaz Safatle Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
28
64
2,978
Medicina
Cirurgia Geral
Endoscopia Digestiva
Biologia Molecular
Enteroscopia
Rankings
Ranking Based On Selection: 24
Alberto Queiroz Farias
Metrics
H-Index
i10 Index
Citation Counts
28
57
3,111
Rankings
Ranking Based On Selection: 25
Janaina Luz Narciso Schiavon
Metrics
H-Index
i10 Index
Citation Counts
27
54
2,262
Rankings
Ranking Based On Selection: 26
Suzane Kioko Ono
Metrics
H-Index
i10 Index
Citation Counts
27
46
3,903
Viral hepatitis
hepatocelular carcinoma
drug metabolism
Rankings
Ranking Based On Selection: 28
Hugo Perazzo
Metrics
H-Index
i10 Index
Citation Counts
26
52
2,358
Rankings
Ranking Based On Selection: 29
Fabricio Ferreira Coelho
Metrics
H-Index
i10 Index
Citation Counts
26
65
2,130
Cirurgia Aparelho Digestivo
Cirurgia Hepatobiliopancreática
Cirurgia laparoscópica
Cirurgia Robótica
Transplante hepático
Rankings
Ranking Based On Selection: 31
Irami Araújo Filho|IRAMI ARAUJO FILHO
Metrics
H-Index
i10 Index
Citation Counts
26
50
2,056
Cirurgia
Gastroenterologia
Cirurgia Experimental
Biotecnologia
Pesquisa em Saúde
Rankings
Ranking Based On Selection: 32
Julio Maria Fonseca Chebli
Metrics
H-Index
i10 Index
Citation Counts
25
60
2,508
Rankings
Ranking Based On Selection: 33
Eduardo Garcia Vilela
Metrics
H-Index
i10 Index
Citation Counts
25
44
1,888
Rankings
Ranking Based On Selection: 34
Rosangela Teixeira
Metrics
H-Index
i10 Index
Citation Counts
25
45
2,071
Rankings
Ranking Based On Selection: 35
Francisco Tustumi
Metrics
H-Index
i10 Index
Citation Counts
24
46
1,858
Rankings
Ranking Based On Selection: 36
Fernando Gomes Romeiro
Metrics
H-Index
i10 Index
Citation Counts
24
50
2,044
Rankings
Ranking Based On Selection: 37
Caio Sergio Rizkallah Nahas
Metrics
H-Index
i10 Index
Citation Counts
24
42
2,140
Coloproctologia
Cirurgia do Aparelho Digestivo
Colonoscopia
Laparoscopia
Cirurgia Minimamente Invasiva
Rankings
Ranking Based On Selection: 38
Fernando Fornari
Metrics
H-Index
i10 Index
Citation Counts
24
43
2,117
Gastroenterologia e Pesquisa Clínica em Saúde Oral
Rankings
Ranking Based On Selection: 39
Maria De Lourdes De Abreu Ferrari
Metrics
H-Index
i10 Index
Citation Counts
23
34
2,183
Gastroenterologia
Doenças Inflamatórias Intestinais
Rankings
Ranking Based On Selection: 40
Vera Lucia Sdepanian
Metrics
H-Index
i10 Index
Citation Counts
23
35
2,717
gastroenterologia pediátrica
doença celíaca
doença inflamatória intestinal
probióticos
refliuxo gastroesofágico
Rankings
Ranking Based On Selection: 41
Claudia Alves Couto
Metrics
H-Index
i10 Index
Citation Counts
22
39
1,841
Rankings
Ranking Based On Selection: 42
Roberto J De Carvalho Filho
Metrics
H-Index
i10 Index
Citation Counts
22
38
2,192
Rankings
Ranking Based On Selection: 43
Ligia Yukie Sassaki
Metrics
H-Index
i10 Index
Citation Counts
21
39
1,908
Doenças Inflamatórias Intestinais
Gastroenterologia
Rankings
Ranking Based On Selection: 44
Daniel Ferraz De Campos Mazo
Metrics
H-Index
i10 Index
Citation Counts
21
33
2,074
Rankings
Ranking Based On Selection: 45
Carlos Walter Sobrado Junior
Metrics
H-Index
i10 Index
Citation Counts
20
43
1,476
gastroenterologia
cirurgia do aparelho digestivo
coloproctologia
Rankings
Ranking Based On Selection: 46
Helena Goldani
Metrics
H-Index
i10 Index
Citation Counts
20
29
1,514
Rankings
Ranking Based On Selection: 47
Denise Cerqueira Paranaguá Vezozzo
Metrics
H-Index
i10 Index
Citation Counts
20
26
1,336
Rankings
Ranking Based On Selection: 48
Vitor Ottoboni Brunaldi
Metrics
H-Index
i10 Index
Citation Counts
19
35
1,324
Rankings
Ranking Based On Selection: 49
Lucas Souto Nacif
Metrics
H-Index
i10 Index
Citation Counts
19
37
1,537
Liver and Gastrointestinal Transplant Division/ Department of Gastroenterology
Rankings
Ranking Based On Selection: 51
Celeste Elia
Metrics
H-Index
i10 Index
Citation Counts
19
26
1,637
Rankings
Ranking Based On Selection: 52
Luciana Aparecida Cora
Metrics
H-Index
i10 Index
Citation Counts
19
31
1,094
biomagnetismo
gastroenterologia
tecnologia em saúde
Rankings
Ranking Based On Selection: 53
Esther Correa
Metrics
H-Index
i10 Index
Citation Counts
18
26
974
Rankings
Ranking Based On Selection: 54
José Dantas Ribeiro Filho
Metrics
H-Index
i10 Index
Citation Counts
18
35
1,258
Gastrenterologia
Bioquímica Clínica e Clínica dos Desiquilíbrios Hidroeletrolíticos e Ácido Base
Rankings
Ranking Based On Selection: 55
Luciana Diniz Silva
Metrics
H-Index
i10 Index
Citation Counts
17
22
795
Rankings
Ranking Based On Selection: 56
Ricardo Correa Barbuti
Metrics
H-Index
i10 Index
Citation Counts
17
24
1,285
gastric secretion
gerd
h. pylori
probiotics
functional gi diseases
Rankings
Ranking Based On Selection: 57
Luciana Faria
Metrics
H-Index
i10 Index
Citation Counts
16
32
1,214
Rankings
Ranking Based On Selection: 58
Alexandre Araujo
Metrics
H-Index
i10 Index
Citation Counts
16
21
1,219
Rankings
Ranking Based On Selection: 59
Carlos Haruo Arasaki
Metrics
H-Index
i10 Index
Citation Counts
16
18
728
Cirurgia do Aparelho Digestivo
Cirurgia Bariátrica
Obesidade Mórbida
Cirurgia Geral
Rankings
Ranking Based On Selection: 60
Gastrocirurgia
Oncologia Cirúrgica
Cirurgia do Pâncreas
Rankings
Ranking Based On Selection: 61
Carlos Antonio Caramori
Metrics
H-Index
i10 Index
Citation Counts
15
21
1,416
Hepatologia
Gestão de Pesquisa Clínica
Educação médica
Slow Medicine
World Challenges
Rankings
Ranking Based On Selection: 62
Rafael Kemp
Metrics
H-Index
i10 Index
Citation Counts
15
19
531
Cirurgia Gastroenterologia
Endoscopia
Endoscopic etrograde pancreatography
Cholangitis
Biliary pancreatitis
Rankings
Ranking Based On Selection: 63
Donato Roberto Mucerino
Metrics
H-Index
i10 Index
Citation Counts
15
16
609
Rankings
Ranking Based On Selection: 64
Maria Aparecida Mesquita
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,047
Rankings
Ranking Based On Selection: 65
Sergio Barbosa Marques
Metrics
H-Index
i10 Index
Citation Counts
14
18
748
Rankings
Ranking Based On Selection: 66
Miguel Angelo Nobre E Souza
Metrics
H-Index
i10 Index
Citation Counts
14
23
941
Rankings
Ranking Based On Selection: 67
Ethel Chehter
Metrics
H-Index
i10 Index
Citation Counts
14
22
693
gastroenterologia
HIV
Pancreas
Trato Gastrointestinal
Rankings
Ranking Based On Selection: 68
Jonathan Soldera
Metrics
H-Index
i10 Index
Citation Counts
13
26
742
Rankings
Ranking Based On Selection: 69
Guilherme Becker Sander
Metrics
H-Index
i10 Index
Citation Counts
13
19
940
Rankings
Ranking Based On Selection: 70
Adriana De Tommaso
Metrics
H-Index
i10 Index
Citation Counts
13
13
512
Rankings
Ranking Based On Selection: 71
Liliana Ducatti
Metrics
H-Index
i10 Index
Citation Counts
12
16
802
Medicina
cirurgia geral
cirurgia aparelho digestivo
transplante de fígado
Rankings
Ranking Based On Selection: 72
Ciro Garcia Montes
Metrics
H-Index
i10 Index
Citation Counts
12
15
632
Hemorragia digestiva
esôfago de Barrett
hipertensão portal
Rankings
Ranking Based On Selection: 74
Miguel Souza
Metrics
H-Index
i10 Index
Citation Counts
11
11
514
Rankings
Ranking Based On Selection: 75
Wilson Roberto Catapani
Metrics
H-Index
i10 Index
Citation Counts
11
13
501
Rankings
Ranking Based On Selection: 76
Lizomar De Jesus Maues Pereira Moia
Metrics
H-Index
i10 Index
Citation Counts
10
10
293
Rankings
Ranking Based On Selection: 77
Adriana Ribas Andrade
Metrics
H-Index
i10 Index
Citation Counts
8
8
323
Rankings
Ranking Based On Selection: 78
Gilmara Coelho Meine|Meine G, Meine GC
Metrics
H-Index
i10 Index
Citation Counts
8
8
246
Rankings
Ranking Based On Selection: 79
Marianny Sulbaran
Metrics
H-Index
i10 Index
Citation Counts
8
7
237
Rankings
Ranking Based On Selection: 80
Kendi Yamazaki
Metrics
H-Index
i10 Index
Citation Counts
8
8
385
Gastrointestinal Endoscopy
Gastroenterology
colonoscopy
ERCP
ESD
Rankings
Ranking Based On Selection: 81
Rafael Bandeira Lages
Metrics
H-Index
i10 Index
Citation Counts
8
6
202
Rankings
Ranking Based On Selection: 82
Rafael Oliveira Ximenes
Metrics
H-Index
i10 Index
Citation Counts
7
6
312
Rankings
Ranking Based On Selection: 83
Rosa Leonôra Salerno Soares
Metrics
H-Index
i10 Index
Citation Counts
7
6
517
Gastoenterologia
Nutrição Artificial
Neurogastroenterologia
Doenças Intestinais
saúde global
Rankings
Ranking Based On Selection: 84
Marina Pamponet Motta
Metrics
H-Index
i10 Index
Citation Counts
7
4
207
Rankings
Ranking Based On Selection: 85
Costa, Camila Fraga
Metrics
H-Index
i10 Index
Citation Counts
6
4
92
Gastroenterology
Inflammatory Bowel Diseases
Medical Clinic
Nutraceuticals
Goat milk probiotics
Rankings
Ranking Based On Selection: 86
Camilla De Almeida Martins
Metrics
H-Index
i10 Index
Citation Counts
5
3
65
Rankings
Ranking Based On Selection: 87
Marcio Roberto Facanali Junior
Metrics
H-Index
i10 Index
Citation Counts
4
0
35
Rankings
Ranking Based On Selection: 88
Roberta Chaves Araujo
Metrics
H-Index
i10 Index
Citation Counts
4
2
130
Rankings
Ranking Based On Selection: 89
Ana Cristina De Sá Teixeira
Metrics
H-Index
i10 Index
Citation Counts
3
2
41
Rankings
Ranking Based On Selection: 90
Katia Pena Regina Pena Schesquini Roriz
Metrics
H-Index
i10 Index
Citation Counts
1
1
78
Rankings
Ranking Based On Selection: 91
Hepatologia
Gastroenterologia
Transplante Hepático
Rankings
Ranking Based On Selection: 92
Silvio Da Rocha Carvalho
Metrics
H-Index
i10 Index
Citation Counts
1
1
10