Science Explorer Interactive view Map

Gallbladder and Bile Duct Disorders

Gallbladder and Bile Duct Disorders is a research topic within Pulmonary and Respiratory Medicine. Science Explorer counts 48k research works in it since 1950. 13.6% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the diagnosis and management of biliary tract disorders, including cholecystitis, pancreatitis, gallstones, cholangiocarcinoma, and bile duct injuries. It covers various techniques such as ERCP, endoscopic ultrasound, biliary drainage, and the use of metal stents. The cluster also discusses guidelines such as the Tokyo Guidelines for the management of acute cholangitis and cholecystitis.

  • ERCP
  • Cholecystitis
  • Biliary Drainage
  • Pancreatitis
  • Gallstones
  • Cholangiocarcinoma
  • Bile Duct Injury
  • Endoscopic Ultrasound
  • Metal Stents
  • Tokyo Guidelines
Research works
48k
fractional, since 1950
In the world top 10%
6.5k
per year above
Top-10% rate
13.6%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+32%
the tick is no change

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Gallbladder and Bile Duct Disorders research?

By volume, the United States and China publish the most (1.5k and 1.4k works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 1.5k works
  2. 2 China 1.4k works
  3. 3 Japan 957 works
  4. 4 India 636 works
  5. 5 United Kingdom 462 works
  6. 6 Italy 354 works
  7. 7 South Korea 315 works
  8. 8 Germany 235 works
  9. 9 Spain 225 works
  10. 10 Türkiye 198 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 24.4%China: 21.7%Japan: 15.3%India: 10.1%6 others listed: 28.5%24%largest
United States1,531 · 24.4%China1,361 · 21.7%Japan957 · 15.3%India636 · 10.1%6 others listed1,788 · 28.5%

Shares of the rows listed above, not of the whole node.

Which institutions lead Gallbladder and Bile Duct Disorders research?

By volume in 2022–2025, Post Graduate Institute of Medical Education and Research publishes the most Gallbladder and Bile Duct Disorders research, followed by Sichuan University and West China Hospital of Sichuan University.

Who are the leading researchers in Gallbladder and Bile Duct Disorders?

The most-cited researchers publishing on Gallbladder and Bile Duct Disorders include Walter C. Willett, Raimundas Lunevičius and Alejandro Forner.

  1. 1 Walter C. Willett United States 6.8k citations
  2. 2 Raimundas Lunevičius United States 4.2k citations
  3. 3 Alejandro Forner Spain 3.5k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Gallbladder and Bile Duct Disorders research done?

The largest centres of Gallbladder and Bile Duct Disorders research in 2022–2025 are Tokyo (Japan), Seoul (South Korea), Beijing (China) and Shanghai (China). Among places with at least 20 works in it, it is an unusually large share of all research in Takatsuki.

Largest cities, 2022–2025

  1. 1 Tokyo Japan 196 works
  2. 2 Seoul South Korea 155 works
  3. 3 Beijing China 151 works
  4. 4 Shanghai China 130 works
  5. 5 Chengdu China 99 works
  6. 6 London United Kingdom 97 works
  7. 7 Guangzhou China 89 works
  8. 8 Hangzhou China 72 works
  9. 9 New Delhi India 67 works
  10. 10 Moscow Russia 66 works

Where it is the local speciality

  1. TakatsukiJP · 25.2 works39×
← less than its size predictsmore →

Location quotient: how much more of its research is in Gallbladder and Bile Duct Disorders than the world average.

See Gallbladder and Bile Duct Disorders on the map

Where is the best place to study Gallbladder and Bile Duct Disorders?

Among universities, judged by research, Humanitas University, Juntendo University and Post Graduate Institute of Medical Education and Research score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%30%mean 19.46%fractional works in this node (log) →share in the world top 10% →Humanitas University: 9, 25.8%Juntendo University: 21, 18.4%Post Graduate Institute of Medical Education and Research: 41, 11.7%Vita-Salute San Raffaele University: 12, 23.5%Saitama Medical University: 16, 19.0%University of Verona: 16, 22.1%Second Military Medical University: 15, 20.7%Wakayama Medical University: 11, 18.4%Kansai Medical University: 8, 24.3%Tokyo Medical University: 22, 10.7%Humanitas UniversityVita-Salute San Raff…Juntendo UniversityPost Graduate Instit…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 Humanitas UniversityItaly 72.225.8%13.6×9 +294.4%
2 Juntendo UniversityJapan 63.818.4%16.6×21 +67.5%
3 Post Graduate Institute of Medical Education and ResearchIndia 61.511.7%14.6×41 +28.7%
4 Vita-Salute San Raffaele UniversityItaly 61.223.5%11.0×12 +2.5%
5 Saitama Medical UniversityJapan 59.619.0%26.6×16 +81.1%
6 University of VeronaItaly 59.022.1%8.0×16 +45.1%
7 Second Military Medical UniversityChina 55.820.7%15.3×15 -10.9%
8 Wakayama Medical UniversityJapan 54.918.4%27.6×11 +78.4%
9 Kansai Medical UniversityJapan 53.424.3%18.3×8 +21.8%
10 Tokyo Medical UniversityJapan 52.710.7%39.1×22 +13.8%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Gallbladder and Bile Duct Disorders research growing?

Output in 2018–2022 was 32% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Gallbladder and Bile Duct Disorders.

19801990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.