Challenging differential diagnosis
30 Jan 2026 : Case report 
Negative Anion Gap in Critically Ill Patients: A Case Study of Metabolic Alkalosis and Clinical Strategies
Xiuli Zou, Zhipeng Xie, Jiming Li
DOI: 10.12659/AJCR.948846
Am J Case Rep 2026; 27:e948846
482 1,161 0
30 Jan 2026 : Case report
Negative Anion Gap in Critically Ill Patients: A Case Study of Metabolic Alkalosis and Clinical Strategies
Xiuli Zou, Zhipeng Xie, Jiming Li
DOI: 10.12659/AJCR.948846
Am J Case Rep 2026; 27:e948846
482 1161 0
01 Feb 2026 : Case report 
Subcutaneous Solitary Fibrous Tumor in the Chin of a Young Adult: A Diagnostic Challenge
Gantuya Purevjav, Ai Koyanagi, Balazs Miklos Sandor, Nyamzaya Molomdalai, Akinari Kakumoto, Tsengelmaa Jamiyan 
DOI: 10.12659/AJCR.950318
Am J Case Rep 2026; 27:e950318
396 722 0
01 Feb 2026 : Case report
Subcutaneous Solitary Fibrous Tumor in the Chin of a Young Adult: A Diagnostic Challenge
Gantuya Purevjav, Ai Koyanagi, Balazs Miklos Sandor, Nyamzaya Molomdalai, Akinari Kakumoto, Tsengelmaa Jamiyan
DOI: 10.12659/AJCR.950318
Am J Case Rep 2026; 27:e950318
396 722 0
31 Jan 2026 : Case report 
Cell-Free DNA Reveals Hidden Streptococcus anginosus in Cryptogenic Purulent Pericarditis in a Young Adult
Rafael Lessa Da Costa , Natalia Viana Lopes Pereira, Ricardo Mendes Carneiro, Flavia Prado Fialho Santos, Julia Paulo Mourilhe Rocha , Flavio De Souza Afonso, Luciana Fazzio De Andrade, Paula Riedlinger Mont'Alverne Bordalo, Leticia Da Silva Alves, Pedro Castello Branco De Moraes, Gustavo Salgado Duque, Ricardo Mourilhe-Rocha
DOI: 10.12659/AJCR.951258
Am J Case Rep 2026; 27:e951258
510 961 0
31 Jan 2026 : Case report
Cell-Free DNA Reveals Hidden Streptococcus anginosus in Cryptogenic Purulent Pericarditis in a Young Adult
Rafael Lessa Da Costa , Natalia Viana Lopes Pereira, Ricardo Mendes Carneiro, Flavia Prado Fialho Santos, Julia Paulo Mourilhe Rocha , Flavio De Souza Afonso, Luciana Fazzio De Andrade, Paula Riedlinger Mont'Alverne Bordalo, Leticia Da Silva Alves, Pedro Castello Branco De Moraes, Gustavo Salgado Duque, Ricardo Mourilhe-Rocha
DOI: 10.12659/AJCR.951258
Am J Case Rep 2026; 27:e951258
510 961 0
30 Jan 2026 : Case report 
Isolated Hepatic Hemangiomatosis Leading to Fatal Consumptive Coagulopathy in an Elderly Patient: A Case Report
Dawid Żyrek , Julia K. Oszytko , Gabriela M. Chlebowska
DOI: 10.12659/AJCR.949524
Am J Case Rep 2026; 27:e949524
589 866 0
30 Jan 2026 : Case report
Isolated Hepatic Hemangiomatosis Leading to Fatal Consumptive Coagulopathy in an Elderly Patient: A Case Report
Dawid Żyrek , Julia K. Oszytko , Gabriela M. Chlebowska
DOI: 10.12659/AJCR.949524
Am J Case Rep 2026; 27:e949524
589 866 0
29 Jan 2026 : Case report 
Takotsubo Syndrome Triggered by Immune Checkpoint Inhibitor-Induced Pneumonitis: A Multidisciplinary Diagnostic and Therapeutic Challenge
Marco Kaldas, Moneal Shah, Valentyna Ivanova, Saed Alnaimat , Diana Pashaieva, Ronald Williams, Anita Radhakrishnan
DOI: 10.12659/AJCR.950756
Am J Case Rep 2026; 27:e950756
803 1,032 0
29 Jan 2026 : Case report
Takotsubo Syndrome Triggered by Immune Checkpoint Inhibitor-Induced Pneumonitis: A Multidisciplinary Diagnostic and Therapeutic Challenge
Marco Kaldas, Moneal Shah, Valentyna Ivanova, Saed Alnaimat , Diana Pashaieva, Ronald Williams, Anita Radhakrishnan
DOI: 10.12659/AJCR.950756
Am J Case Rep 2026; 27:e950756
803 1032 0
28 Jan 2026 : Case report 
Multilevel Laminectomy for Lumbar Spinal Stenosis With Low Back Pain in Achondroplasia: A Case Report
Stylianos Kapetanakis , Mikail Chatzivasiliadis , Christos Koukos , Paschalis Tsioulas, Christos Siopis, Nikolaos Gkantsinikoudis
DOI: 10.12659/AJCR.950290
Am J Case Rep 2026; 27:e950290
1,362 1,796 0
28 Jan 2026 : Case report
Multilevel Laminectomy for Lumbar Spinal Stenosis With Low Back Pain in Achondroplasia: A Case Report
Stylianos Kapetanakis , Mikail Chatzivasiliadis , Christos Koukos , Paschalis Tsioulas, Christos Siopis, Nikolaos Gkantsinikoudis
DOI: 10.12659/AJCR.950290
Am J Case Rep 2026; 27:e950290
1362 1796 0
26 Jan 2026 : Case report
A 34-Year-Old Man With a Traumatic Penetrating Injury of the Buttock and Occult Retained Foreign Body Resulting in a High Anal Fistula Managed by Trans-Sphincteric Surgery
Xianbao Liu, Weigan Lin, Minhui Ke, Xianmin Gao, Ruoxuan Shi
DOI: 10.12659/AJCR.950448
Am J Case Rep 2026; 27:e950448
616 1,171 0
26 Jan 2026 : Case report
A 34-Year-Old Man With a Traumatic Penetrating Injury of the Buttock and Occult Retained Foreign Body Resulting in a High Anal Fistula Managed by Trans-Sphincteric Surgery
Xianbao Liu, Weigan Lin, Minhui Ke, Xianmin Gao, Ruoxuan Shi
DOI: 10.12659/AJCR.950448
Am J Case Rep 2026; 27:e950448
616 1171 0
25 Jan 2026 : Case report 
Gastroduodenal Intussusception With Gastric Outlet Obstruction and Periampullary Compression Due to a Gastrointestinal Stromal Tumor in the Stomach
Soumyadip Sain , Vidit A. Dholakia , Suvendu Sekhar Jena , Amitabh Yadav , Samiran Nundy
DOI: 10.12659/AJCR.950627
Am J Case Rep 2026; 27:e950627
763 1,066 0
25 Jan 2026 : Case report
Gastroduodenal Intussusception With Gastric Outlet Obstruction and Periampullary Compression Due to a Gastrointestinal Stromal Tumor in the Stomach
Soumyadip Sain , Vidit A. Dholakia , Suvendu Sekhar Jena , Amitabh Yadav , Samiran Nundy
DOI: 10.12659/AJCR.950627
Am J Case Rep 2026; 27:e950627
763 1066 0
24 Jan 2026 : Case report
Disseminated Histoplasmosis and Aortic Valve Infective Endocarditis in a Patient With Recent Aortobifemoral Bypass
Habib Behjatnia, Patricia Couto, Yiliam Castillo, Liorge Dominguez, Stephen Carlan , Tamisha H. Guzman, Mark E. Jentoft
DOI: 10.12659/AJCR.950135
Am J Case Rep 2026; 27:e950135
612 825 0
24 Jan 2026 : Case report
Disseminated Histoplasmosis and Aortic Valve Infective Endocarditis in a Patient With Recent Aortobifemoral Bypass
Habib Behjatnia, Patricia Couto, Yiliam Castillo, Liorge Dominguez, Stephen Carlan , Tamisha H. Guzman, Mark E. Jentoft
DOI: 10.12659/AJCR.950135
Am J Case Rep 2026; 27:e950135
612 825 0
23 Jan 2026 : Case report
Severe Hypocalcemia in Hungry Bone Syndrome After Parathyroid Surgery: A Case Study and Review
Wojciech Matuszewski , Michał Szklarz , Jan Górny , Bernard Kordas , Joanna Rutkowska , Judyta Juranek
DOI: 10.12659/AJCR.950046
Am J Case Rep 2026; 27:e950046
658 2,272 0
23 Jan 2026 : Case report
Severe Hypocalcemia in Hungry Bone Syndrome After Parathyroid Surgery: A Case Study and Review
Wojciech Matuszewski , Michał Szklarz , Jan Górny , Bernard Kordas , Joanna Rutkowska , Judyta Juranek
DOI: 10.12659/AJCR.950046
Am J Case Rep 2026; 27:e950046
658 2272 0
23 Jan 2026 : Case report
Septic Arthritis Secondary to Acupuncture in an Immunocompromised Patient With Multiple Comorbid Conditions
Peyton R. Lester, Aleksandra Murawska Baptista, Nicolas Tapia Stoll, Preston Skinner , Abhinav Singla
DOI: 10.12659/AJCR.948392
Am J Case Rep 2026; 27:e948392
695 1,164 0
23 Jan 2026 : Case report
Septic Arthritis Secondary to Acupuncture in an Immunocompromised Patient With Multiple Comorbid Conditions
Peyton R. Lester, Aleksandra Murawska Baptista, Nicolas Tapia Stoll, Preston Skinner , Abhinav Singla
DOI: 10.12659/AJCR.948392
Am J Case Rep 2026; 27:e948392
695 1164 0
22 Jan 2026 : Case report
Mesenteric Hemolymphangioma: A Case Report and Literature Review
Dongxue Geng , Jingjing Tao, Yi Miao
DOI: 10.12659/AJCR.950824
Am J Case Rep 2026; 27:e950824
439 736 0
22 Jan 2026 : Case report
Mesenteric Hemolymphangioma: A Case Report and Literature Review
Dongxue Geng , Jingjing Tao, Yi Miao
DOI: 10.12659/AJCR.950824
Am J Case Rep 2026; 27:e950824
439 736 0
22 Jan 2026 : Case report
Management of Bartholin’s Gland Carcinoma in a Perimenopausal Woman: A Case Report
Przemysław Borawski, Robert Kulhawik , Dariusz Boroń , Tomasz Sirek , Kacper Boroń, Piotr Ossowski, Marcin Opławski , Beniamin Oskar Grabarek
DOI: 10.12659/AJCR.951359
Am J Case Rep 2026; 27:e951359
528 759 0
22 Jan 2026 : Case report
Management of Bartholin’s Gland Carcinoma in a Perimenopausal Woman: A Case Report
Przemysław Borawski, Robert Kulhawik , Dariusz Boroń , Tomasz Sirek , Kacper Boroń, Piotr Ossowski, Marcin Opławski , Beniamin Oskar Grabarek
DOI: 10.12659/AJCR.951359
Am J Case Rep 2026; 27:e951359
528 759 0
21 Jan 2026 : Case report
Successful Use of Sulbactam–Durlobactam in Treating Carbapenem-Resistant Acinetobacter baumannii Pneumonia and Sepsis After Liver Transplantation: A Case Report
Hao-Feng Xiong , Wan-Ting Zhang , Ying Liu, Fei Hou , Bang Liu , Ting-Ting Cui , Zhi-Ying He , Xin Zhang , Rui Zhao , Li-Ying Sun
DOI: 10.12659/AJCR.949738
Am J Case Rep 2026; 27:e949738
736 1,433 0
21 Jan 2026 : Case report
Successful Use of Sulbactam–Durlobactam in Treating Carbapenem-Resistant Acinetobacter baumannii Pneumonia and Sepsis After Liver Transplantation: A Case Report
Hao-Feng Xiong , Wan-Ting Zhang , Ying Liu, Fei Hou , Bang Liu , Ting-Ting Cui , Zhi-Ying He , Xin Zhang , Rui Zhao , Li-Ying Sun
DOI: 10.12659/AJCR.949738
Am J Case Rep 2026; 27:e949738
736 1433 0
17 Jan 2026 : Case report
Balancing Bleeding and Ischemic Risk: Dual Antiplatelet Therapy in a 90-Year-Old Man With Myocardial Infarction and Gastrointestinal Bleeding
Ashley Battenberg, Malcolm R. Bell, Mandeep Singh, Allan S. Jaffe, Marysia S. Tweet
DOI: 10.12659/AJCR.949920
Am J Case Rep 2026; 27:e949920
505 1,660 0
17 Jan 2026 : Case report
Balancing Bleeding and Ischemic Risk: Dual Antiplatelet Therapy in a 90-Year-Old Man With Myocardial Infarction and Gastrointestinal Bleeding
Ashley Battenberg, Malcolm R. Bell, Mandeep Singh, Allan S. Jaffe, Marysia S. Tweet
DOI: 10.12659/AJCR.949920
Am J Case Rep 2026; 27:e949920
505 1660 0
18 Jan 2026 : Case report
Multi-Pathogen Knee Infection, Including Treponema pallidum and Brucella: A Case Report
Youhan Yang , Haitao Chen, Yinxian Wen, Qinglong Chai, Yi Hua, Xu Yang , Liaobin Chen
DOI: 10.12659/AJCR.950156
Am J Case Rep 2026; 27:e950156
500 792 0
18 Jan 2026 : Case report
Multi-Pathogen Knee Infection, Including Treponema pallidum and Brucella: A Case Report
Youhan Yang , Haitao Chen, Yinxian Wen, Qinglong Chai, Yi Hua, Xu Yang , Liaobin Chen
DOI: 10.12659/AJCR.950156
Am J Case Rep 2026; 27:e950156
500 792 0
15 Jan 2026 : Case report 
Phenotypic Spectrum of Type 2-3 Gaucher Disease: A Case Study in the Balkan Genotype
Paskal Cullufi , Virtut Velmishi , Ermira Dervishi, Sonila Tomori , Gladiola Hoxha, Eda Jazexhiu-Postoli , Entela Basha , Aferdita Kumaraku Tako, Mirela Tabaku
DOI: 10.12659/AJCR.948999
Am J Case Rep 2026; 27:e948999
536 925 0
15 Jan 2026 : Case report
Phenotypic Spectrum of Type 2-3 Gaucher Disease: A Case Study in the Balkan Genotype
Paskal Cullufi , Virtut Velmishi , Ermira Dervishi, Sonila Tomori , Gladiola Hoxha, Eda Jazexhiu-Postoli , Entela Basha , Aferdita Kumaraku Tako, Mirela Tabaku
DOI: 10.12659/AJCR.948999
Am J Case Rep 2026; 27:e948999
536 925 0
13 Jan 2026 : Case report
Gallbladder Agenesis in a Patient With Klinefelter Syndrome Presenting With Hematemesis and Right Upper-Quadrant Pain
Gurpreet Singh, Jack Petroski, Drake Marden, Andrew Knauer
DOI: 10.12659/AJCR.949945
Am J Case Rep 2026; 27:e949945
556 703 0
13 Jan 2026 : Case report
Gallbladder Agenesis in a Patient With Klinefelter Syndrome Presenting With Hematemesis and Right Upper-Quadrant Pain
Gurpreet Singh, Jack Petroski, Drake Marden, Andrew Knauer
DOI: 10.12659/AJCR.949945
Am J Case Rep 2026; 27:e949945
556 703 0
12 Jan 2026 : Case report 
Atypical Appendicitis Mimicking Gynecological Pathology: A Diagnostic Challenge in a Middle-Aged Woman
Uma Hemant Chourasia
DOI: 10.12659/AJCR.949850
Am J Case Rep 2026; 27:e949850
502 2,834 0
12 Jan 2026 : Case report
Atypical Appendicitis Mimicking Gynecological Pathology: A Diagnostic Challenge in a Middle-Aged Woman
Uma Hemant Chourasia
DOI: 10.12659/AJCR.949850
Am J Case Rep 2026; 27:e949850
502 2834 0
13 Jan 2026 : Case report
Double-Incision Surgical Management of Incarcerated Obturator Hernia Presenting With Acute Right Lower Abdominal Pain in a 67-Year-Old Woman
YeSheng Zhang, XiaoXin Gu, YiHeng Yang, GuoChao Ye, Neng Lou
DOI: 10.12659/AJCR.949940
Am J Case Rep 2026; 27:e949940
437 858 0
13 Jan 2026 : Case report
Double-Incision Surgical Management of Incarcerated Obturator Hernia Presenting With Acute Right Lower Abdominal Pain in a 67-Year-Old Woman
YeSheng Zhang, XiaoXin Gu, YiHeng Yang, GuoChao Ye, Neng Lou
DOI: 10.12659/AJCR.949940
Am J Case Rep 2026; 27:e949940
437 858 0
11 Jan 2026 : Case report
Complex Aorto-Spinal Fistula With Multifocal Abscesses in an Immunosuppressed Elderly Man Following Endovascular Aortic Repair
Adam Henderson , Mohamed G. Ibrahim, Mario El Hayek, Margaret E. McKinney, Jesse W. St Clair IV
DOI: 10.12659/AJCR.949903
Am J Case Rep 2026; 27:e949903
643 803 0
11 Jan 2026 : Case report
Complex Aorto-Spinal Fistula With Multifocal Abscesses in an Immunosuppressed Elderly Man Following Endovascular Aortic Repair
Adam Henderson , Mohamed G. Ibrahim, Mario El Hayek, Margaret E. McKinney, Jesse W. St Clair IV
DOI: 10.12659/AJCR.949903
Am J Case Rep 2026; 27:e949903
643 803 0
03 Jan 2026 : Case report 
A Case of VEXAS Syndrome Initially Masked as Myelodysplastic Syndrome: Importance of Marrow Vacuolization and UBA1 Testing: A Case Report
Ehsan Shahverdi, Petra Mundmann, Christian Pohlkamp, Safae Dirare, Islam Hussein Mohamed, Hüdanur Semerci, Corinna Petz
DOI: 10.12659/AJCR.950181
Am J Case Rep 2026; 27:e950181
822 1,521 0
03 Jan 2026 : Case report
A Case of VEXAS Syndrome Initially Masked as Myelodysplastic Syndrome: Importance of Marrow Vacuolization and UBA1 Testing: A Case Report
Ehsan Shahverdi, Petra Mundmann, Christian Pohlkamp, Safae Dirare, Islam Hussein Mohamed, Hüdanur Semerci, Corinna Petz
DOI: 10.12659/AJCR.950181
Am J Case Rep 2026; 27:e950181
822 1521 0
08 Jan 2026 : Case report
Blood Culture-Negative Cardiovascular Syphilis in an Untreated HIV-Positive Man
Habib Behjatnia, Antonio Crespo, Yiliam Castillo, Liorge Dominguez, Stephen J. Carlan
DOI: 10.12659/AJCR.949796
Am J Case Rep 2026; 27:e949796
488 639 0
08 Jan 2026 : Case report
Blood Culture-Negative Cardiovascular Syphilis in an Untreated HIV-Positive Man
Habib Behjatnia, Antonio Crespo, Yiliam Castillo, Liorge Dominguez, Stephen J. Carlan
DOI: 10.12659/AJCR.949796
Am J Case Rep 2026; 27:e949796
488 639 0
09 Jan 2026 : Case report 
Technical Approach to Repair of Tracheogastric Conduit Fistula Following Minimally Invasive Esophagectomy: A Case Report
Wongsakorn Chaochankit , Srila Samphao, Voravit Chittithavorn, Chutida Sungworawongpana
DOI: 10.12659/AJCR.950499
Am J Case Rep 2026; 27:e950499
541 847 0
09 Jan 2026 : Case report
Technical Approach to Repair of Tracheogastric Conduit Fistula Following Minimally Invasive Esophagectomy: A Case Report
Wongsakorn Chaochankit , Srila Samphao, Voravit Chittithavorn, Chutida Sungworawongpana
DOI: 10.12659/AJCR.950499
Am J Case Rep 2026; 27:e950499
541 847 0
09 Jan 2026 : Case report 
Effects of Individualized Forearm Isometric Exercise on Blood Flow Volume After Arteriovenous Fistula Surgery: A Case Series
Yose Waluyo , Umar Usman, Muhammad Syairozi Hidayat
DOI: 10.12659/AJCR.949334
Am J Case Rep 2026; 27:e949334
540 820 0
09 Jan 2026 : Case report
Effects of Individualized Forearm Isometric Exercise on Blood Flow Volume After Arteriovenous Fistula Surgery: A Case Series
Yose Waluyo , Umar Usman, Muhammad Syairozi Hidayat
DOI: 10.12659/AJCR.949334
Am J Case Rep 2026; 27:e949334
540 820 0
In Press
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.949976
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.950290
Case report 
Am J Case Rep In Press; DOI: 10.12659/AJCR.950607
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.950985
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