Challenging differential diagnosis

01 Jan 2026 : Case report
Twisted Mystery: Identifying Gallbladder Volvulus: Challenges in Preoperative Diagnosis
Yahya Al-Habbal, Ayman M. Al-Qaaneh
, Adnan A. Al Aloul, Sami Lazkani, Afnan Alghnaimat
DOI: 10.12659/AJCR.949283
Am J Case Rep 2026; 27:e949283
1,088 169 0

01 Jan 2026 : Case report
Twisted Mystery: Identifying Gallbladder Volvulus: Challenges in Preoperative Diagnosis
Yahya Al-Habbal, Ayman M. Al-Qaaneh
, Adnan A. Al Aloul, Sami Lazkani, Afnan Alghnaimat
DOI: 10.12659/AJCR.949283
Am J Case Rep 2026; 27:e949283
1088 169 0

04 Jan 2026 : Case report
Peritoneal Post-Radiation Angiosarcoma in a Patient With a History of Radiation for Cervical Cancer
Xuan-Fang Qian, Xia-Wan Wang, He-Qing Yi, Lin-Fa Li
DOI: 10.12659/AJCR.949701
Am J Case Rep 2026; 27:e949701
769 1,156 0

04 Jan 2026 : Case report
Peritoneal Post-Radiation Angiosarcoma in a Patient With a History of Radiation for Cervical Cancer
Xuan-Fang Qian, Xia-Wan Wang, He-Qing Yi, Lin-Fa Li
DOI: 10.12659/AJCR.949701
Am J Case Rep 2026; 27:e949701
769 1156 0

02 Jan 2026 : Case report
Multidisciplinary Management and Anesthesia Considerations for Diabetic Ketoacidosis With Hypertriglyceridemic Acute Pancreatitis in Pregnancy: A Case Report
Peiting Liu, Tao Li, Suquan Yu, Fan Liu, Lanji Huang
DOI: 10.12659/AJCR.949837
Am J Case Rep 2026; 27:e949837
1,191 106 0

02 Jan 2026 : Case report
Multidisciplinary Management and Anesthesia Considerations for Diabetic Ketoacidosis With Hypertriglyceridemic Acute Pancreatitis in Pregnancy: A Case Report
Peiting Liu, Tao Li, Suquan Yu, Fan Liu, Lanji Huang
DOI: 10.12659/AJCR.949837
Am J Case Rep 2026; 27:e949837
1191 106 0

27 Nov 2025 : Case report
Gastric Bipartition with Functional Duodenum Exclusion (GBp-FDE) as a Possible Surgical Conversion of Sleeve Gastrectomy in Patients with De Novo GERD and Obesity Recidivism: Preliminary Results of a Case Series
Victor Ramos Mussa Dib
, Carlos Augusto Scussel Madalosso
, Paulo Reis Rizzo Esselin De Melo
, Almino Cardoso Ramos
, Luiz Alfredo Vieira D'Almeida
, Luciano Antozzi
, José María Balibrea del Castillo
, Patrick Noel
, Manoel Passos Galvão Neto
, Sonja Chiappetta
, Fernando de Barros
, André Teixeira
, Elinton Adami Chaim
, Ricardo Zorron
, Eudes Paiva de Godoy
, Caio Gustavo Gaspar de Aquino
, Giorgio Alfredo Pedroso Baretta
, Diogo Swain Kfouri
, Hiroji Okano Júnior
, Nilton Tokio Kawahara
, Augusto Cláudio de Almeida Tinoco
, Nicholas Tavares Kruel
, Joe Joaquim Waltrick Junior, Carlos Frota Dillenburg
, Félix Antônio Insaurriaga Dos Santos
, Rafael Antoniazzi Abaid
, Carlos Eduardo Alves Da Costa
, Gabriela Trentin Scortegagna
, Geovana F. Silva
, Halit Eren Taskin
, Ricardo M. Nassar
, Laurent Abram Layani
, Daniel Oscar Caiña
, Manuel Aceves Avalos
, Jorge Bravo Lópes
, José Sergio Verboonen Sotelo
, Ramon Vilallonga Puy
, Christine Karolina Stier
, Carlos Eduardo Domene
, Paula Volpe
, Amador García Ruiz de Gordejuela
, Luis Poggi
, Antônio Torres
, Miguel Ángel Carbajo
, Italo Braghetto
, Rui Ribeiro
, Chetan Parmar
DOI: 10.12659/AJCR.950798
Am J Case Rep 2025; 26:e950798
1,090 2,065 0

27 Nov 2025 : Case report
Gastric Bipartition with Functional Duodenum Exclusion (GBp-FDE) as a Possible Surgical Conversion of Sleeve Gastrectomy in Patients with De Novo GERD and Obesity Recidivism: Preliminary Results of a Case Series
Victor Ramos Mussa Dib
, Carlos Augusto Scussel Madalosso
, Paulo Reis Rizzo Esselin De Melo
, Almino Cardoso Ramos
, Luiz Alfredo Vieira D'Almeida
, Luciano Antozzi
, José María Balibrea del Castillo
, Patrick Noel
, Manoel Passos Galvão Neto
, Sonja Chiappetta
, Fernando de Barros
, André Teixeira
, Elinton Adami Chaim
, Ricardo Zorron
, Eudes Paiva de Godoy
, Caio Gustavo Gaspar de Aquino
, Giorgio Alfredo Pedroso Baretta
, Diogo Swain Kfouri
, Hiroji Okano Júnior
, Nilton Tokio Kawahara
, Augusto Cláudio de Almeida Tinoco
, Nicholas Tavares Kruel
, Joe Joaquim Waltrick Junior, Carlos Frota Dillenburg
, Félix Antônio Insaurriaga Dos Santos
, Rafael Antoniazzi Abaid
, Carlos Eduardo Alves Da Costa
, Gabriela Trentin Scortegagna
, Geovana F. Silva
, Halit Eren Taskin
, Ricardo M. Nassar
, Laurent Abram Layani
, Daniel Oscar Caiña
, Manuel Aceves Avalos
, Jorge Bravo Lópes
, José Sergio Verboonen Sotelo
, Ramon Vilallonga Puy
, Christine Karolina Stier
, Carlos Eduardo Domene
, Paula Volpe
, Amador García Ruiz de Gordejuela
, Luis Poggi
, Antônio Torres
, Miguel Ángel Carbajo
, Italo Braghetto
, Rui Ribeiro
, Chetan Parmar
DOI: 10.12659/AJCR.950798
Am J Case Rep 2025; 26:e950798
1090 2065 0

29 Dec 2025 : Case report
Rapidly Progressive Disseminated Bacillus Calmette-Guérin Infection (BCGitis) in a 3-Month-Old Infant Without Immunodeficiency: A Case Report
Nathalya Queiroz Perillo, Taynara Heliodoro
, Leandro Azevedo De Camargo, Melissa Ameloti Gomes Avelino, Fayez Bahmad Jr.
DOI: 10.12659/AJCR.949742
Am J Case Rep 2025; 26:e949742
720 1,732 0

29 Dec 2025 : Case report
Rapidly Progressive Disseminated Bacillus Calmette-Guérin Infection (BCGitis) in a 3-Month-Old Infant Without Immunodeficiency: A Case Report
Nathalya Queiroz Perillo, Taynara Heliodoro
, Leandro Azevedo De Camargo, Melissa Ameloti Gomes Avelino, Fayez Bahmad Jr.
DOI: 10.12659/AJCR.949742
Am J Case Rep 2025; 26:e949742
720 1732 0

23 Dec 2025 : Case report
Low-Grade Appendiceal Mucinous Neoplasm as an Incidental Finding During Cesarean Section: A Case Report
Vesna Paunovic
, Tomislav Paunovic, Aleksa Jokic
, Bojana S. Ivic
, Aleksandra Petrovic, Nina Pejic
, Milos Stulic
, Jelena Martinov Nestorov, Jovan Jevtic
, Zeljko Vlaisavljevic
DOI: 10.12659/AJCR.949554
Am J Case Rep 2025; 26:e949554
1,004 2,306 0

23 Dec 2025 : Case report
Low-Grade Appendiceal Mucinous Neoplasm as an Incidental Finding During Cesarean Section: A Case Report
Vesna Paunovic
, Tomislav Paunovic, Aleksa Jokic
, Bojana S. Ivic
, Aleksandra Petrovic, Nina Pejic
, Milos Stulic
, Jelena Martinov Nestorov, Jovan Jevtic
, Zeljko Vlaisavljevic
DOI: 10.12659/AJCR.949554
Am J Case Rep 2025; 26:e949554
1004 2306 0

26 Dec 2025 : Case report
Primary Well-Differentiated Neuroendocrine Tumor of the Breast: A Case Report and Literature Review
Sanjna Sai Gudena, Nilesh Digvijay Kashikar, Matthew Charles Wakefield
DOI: 10.12659/AJCR.950684
Am J Case Rep 2025; 26:e950684
728 2,259 0

26 Dec 2025 : Case report
Primary Well-Differentiated Neuroendocrine Tumor of the Breast: A Case Report and Literature Review
Sanjna Sai Gudena, Nilesh Digvijay Kashikar, Matthew Charles Wakefield
DOI: 10.12659/AJCR.950684
Am J Case Rep 2025; 26:e950684
728 2259 0

27 Dec 2025 : Case report
In Vivo Confocal Microscopy and Anterior Segment Optical Coherence Tomography Features of Corneal Pseudodendritic Lesions in Hereditary Tyrosinemia Type 1
Rocco Bruno
, Sarah Donatelli, Leonardo Mastropasqua
, Mario Nubile
DOI: 10.12659/AJCR.949591
Am J Case Rep 2025; 26:e949591
698 1,083 0

27 Dec 2025 : Case report
In Vivo Confocal Microscopy and Anterior Segment Optical Coherence Tomography Features of Corneal Pseudodendritic Lesions in Hereditary Tyrosinemia Type 1
Rocco Bruno
, Sarah Donatelli, Leonardo Mastropasqua
, Mario Nubile
DOI: 10.12659/AJCR.949591
Am J Case Rep 2025; 26:e949591
698 1083 0

24 Dec 2025 : Case report
Bronchial Arteriovenous Malformation Detection Prior to Catheter Ablation for Paroxysmal Atrial Flutter and Fibrillation: A Case Report
Alexandra Arvanitaki
, Marios Georgios Bantidos
, Theodora Zaglavara
, Lydia Kalogeropoulou
, Athanasios Samaras
, Athina Nasoufidou
, Efstratios Karagiannidis
, Georgios Stavropoulos
, Apostolos Tzikas
, Nikolaos Fragakis
DOI: 10.12659/AJCR.949879
Am J Case Rep 2025; 26:e949879
778 1,384 0

24 Dec 2025 : Case report
Bronchial Arteriovenous Malformation Detection Prior to Catheter Ablation for Paroxysmal Atrial Flutter and Fibrillation: A Case Report
Alexandra Arvanitaki
, Marios Georgios Bantidos
, Theodora Zaglavara
, Lydia Kalogeropoulou
, Athanasios Samaras
, Athina Nasoufidou
, Efstratios Karagiannidis
, Georgios Stavropoulos
, Apostolos Tzikas
, Nikolaos Fragakis
DOI: 10.12659/AJCR.949879
Am J Case Rep 2025; 26:e949879
778 1384 0

25 Dec 2025 : Case report
The Silent Surge: A Case of Rhabdomyolysis-Induced Hypercalcemia
Moath Fateh
, Tariq Albweitel, Ahmad Odeh, Sarah Ghaith
DOI: 10.12659/AJCR.950626
Am J Case Rep 2025; 26:e950626
871 3,240 0

25 Dec 2025 : Case report
The Silent Surge: A Case of Rhabdomyolysis-Induced Hypercalcemia
Moath Fateh
, Tariq Albweitel, Ahmad Odeh, Sarah Ghaith
DOI: 10.12659/AJCR.950626
Am J Case Rep 2025; 26:e950626
871 3240 0

20 Dec 2025 : Case report
Ethambutol-Associated Thrombocytopenia: A Rare Case Report of Drug-Induced Platelet Decline in Tuberculosis Treatment
Ugo Françoise
, Kim Henry, Mohamed Sidibe, Valérie Lalande, Clément Cholle
, Paul Le Turnier
DOI: 10.12659/AJCR.945090
Am J Case Rep 2025; 26:e945090
1,142 2,360 0

20 Dec 2025 : Case report
Ethambutol-Associated Thrombocytopenia: A Rare Case Report of Drug-Induced Platelet Decline in Tuberculosis Treatment
Ugo Françoise
, Kim Henry, Mohamed Sidibe, Valérie Lalande, Clément Cholle
, Paul Le Turnier
DOI: 10.12659/AJCR.945090
Am J Case Rep 2025; 26:e945090
1142 2360 0

19 Dec 2025 : Case report
Concomitant Neurosarcoidosis and Cardiac Sarcoidosis: A Peculiar Path to Diagnosis
Meghan Stevenson, Naveed Younis
DOI: 10.12659/AJCR.950208
Am J Case Rep 2025; 26:e950208
862 1,509 0

19 Dec 2025 : Case report
Concomitant Neurosarcoidosis and Cardiac Sarcoidosis: A Peculiar Path to Diagnosis
Meghan Stevenson, Naveed Younis
DOI: 10.12659/AJCR.950208
Am J Case Rep 2025; 26:e950208
862 1509 0

17 Dec 2025 : Case report
COVID-19-Associated MDA5-Mediated Necrotizing Myositis
Sarah Steadman, Amit Sikder, Harsh R. Desai
, Bradley Collins
, Tiffany Baker, Julie Worthington
DOI: 10.12659/AJCR.949788
Am J Case Rep 2025; 26:e949788
1,361 2,787 0

17 Dec 2025 : Case report
COVID-19-Associated MDA5-Mediated Necrotizing Myositis
Sarah Steadman, Amit Sikder, Harsh R. Desai
, Bradley Collins
, Tiffany Baker, Julie Worthington
DOI: 10.12659/AJCR.949788
Am J Case Rep 2025; 26:e949788
1361 2787 0

23 Dec 2025 : Case report
Platypnea-Orthodeoxia Syndrome Associated With a Right-to-Left Cardiac Shunt Detected by Lung Perfusion Scintigraphy
Yusuke Nakano
, Hirohiko Ando, Akinori Satake, Reiji Goto, Kentaro Mukai, Tetsuya Amano
DOI: 10.12659/AJCR.949642
Am J Case Rep 2025; 26:e949642
777 1,654 0

23 Dec 2025 : Case report
Platypnea-Orthodeoxia Syndrome Associated With a Right-to-Left Cardiac Shunt Detected by Lung Perfusion Scintigraphy
Yusuke Nakano
, Hirohiko Ando, Akinori Satake, Reiji Goto, Kentaro Mukai, Tetsuya Amano
DOI: 10.12659/AJCR.949642
Am J Case Rep 2025; 26:e949642
777 1654 0

22 Dec 2025 : Case report
Asymptomatic Lung Adenocarcinoma With Cardiac Metastasis at Initial Diagnosis: A Case Report
Tianyu Jin, Yongzhong Jiang, Yong Song
DOI: 10.12659/AJCR.951223
Am J Case Rep 2025; 26:e951223
841 2,324 0

22 Dec 2025 : Case report
Asymptomatic Lung Adenocarcinoma With Cardiac Metastasis at Initial Diagnosis: A Case Report
Tianyu Jin, Yongzhong Jiang, Yong Song
DOI: 10.12659/AJCR.951223
Am J Case Rep 2025; 26:e951223
841 2324 0

21 Dec 2025 : Case report
Allergic Bronchopulmonary Aspergillosis Presenting With Pulmonary Solid Lesions and Elevated Serum Carcinoembryonic Antigen Mimicking Lung Cancer
Heling Wu, Tiange Qu, Shenwen Yi, Jun Xu, Fei Yu, Liang Ye
DOI: 10.12659/AJCR.947770
Am J Case Rep 2025; 26:e947770
1,001 2,123 0

21 Dec 2025 : Case report
Allergic Bronchopulmonary Aspergillosis Presenting With Pulmonary Solid Lesions and Elevated Serum Carcinoembryonic Antigen Mimicking Lung Cancer
Heling Wu, Tiange Qu, Shenwen Yi, Jun Xu, Fei Yu, Liang Ye
DOI: 10.12659/AJCR.947770
Am J Case Rep 2025; 26:e947770
1001 2123 0

20 Dec 2025 : Case report
Diagnostic Challenges of Abdominal Tumors Without Typical Imaging Features: From Misdiagnosis of Pancreatic Cystadenoma to Adrenal Pheochromocytoma and the Intraoperative Response
Haoyang Huang
, Dingwei Xu
, Zhangbin Chen, Jie Huang
DOI: 10.12659/AJCR.950574
Am J Case Rep 2025; 26:e950574
818 1,109 0

20 Dec 2025 : Case report
Diagnostic Challenges of Abdominal Tumors Without Typical Imaging Features: From Misdiagnosis of Pancreatic Cystadenoma to Adrenal Pheochromocytoma and the Intraoperative Response
Haoyang Huang
, Dingwei Xu
, Zhangbin Chen, Jie Huang
DOI: 10.12659/AJCR.950574
Am J Case Rep 2025; 26:e950574
818 1109 0

16 Dec 2025 : Case report
Subdural Empyema and Pneumocephalus From Chronic Polypoid Sinusitis in an Elderly Woman With Rapid Neurological Recovery: A Report of a Rare Case
John Martinez, Elizabeth Nagidi, Mark Rigby
, Lina Ataya, Aftab Macksood, Ghiath Bayasi, Kelsee Rotondo
DOI: 10.12659/AJCR.949999
Am J Case Rep 2025; 26:e949999
818 1,656 0

16 Dec 2025 : Case report
Subdural Empyema and Pneumocephalus From Chronic Polypoid Sinusitis in an Elderly Woman With Rapid Neurological Recovery: A Report of a Rare Case
John Martinez, Elizabeth Nagidi, Mark Rigby
, Lina Ataya, Aftab Macksood, Ghiath Bayasi, Kelsee Rotondo
DOI: 10.12659/AJCR.949999
Am J Case Rep 2025; 26:e949999
818 1656 0

19 Dec 2025 : Case report
Primary Orbital Lymphoma Manifesting as Increased Intraocular Pressure: A Case Report
Miaomiao Sun, Zhaohui Xiong, Yincong Xu, Zhongyou Zhou, Jiale Wu, Jiangzhou Han, Lina Zhao
DOI: 10.12659/AJCR.951048
Am J Case Rep 2025; 26:e951048
986 2,034 0

19 Dec 2025 : Case report
Primary Orbital Lymphoma Manifesting as Increased Intraocular Pressure: A Case Report
Miaomiao Sun, Zhaohui Xiong, Yincong Xu, Zhongyou Zhou, Jiale Wu, Jiangzhou Han, Lina Zhao
DOI: 10.12659/AJCR.951048
Am J Case Rep 2025; 26:e951048
986 2034 0

21 Nov 2025 : Case report
Left-Sided Perforated Appendicitis in an Elderly Man with Intestinal Malrotation: A Case Report
Jose Samaniego-Burneo
, Jordan Llerena-Velastegui
, Alberto Gordillo-Calero, Brenda Santamaria-Penafiel, Natalia Lopez-Yepez
DOI: 10.12659/AJCR.949960
Am J Case Rep 2025; 26:e949960
824 1,346 0

21 Nov 2025 : Case report
Left-Sided Perforated Appendicitis in an Elderly Man with Intestinal Malrotation: A Case Report
Jose Samaniego-Burneo
, Jordan Llerena-Velastegui
, Alberto Gordillo-Calero, Brenda Santamaria-Penafiel, Natalia Lopez-Yepez
DOI: 10.12659/AJCR.949960
Am J Case Rep 2025; 26:e949960
824 1346 0

18 Dec 2025 : Case report
Drug-Induced Lupus Erythematosus After 14 Years of Carbamazepine Use in a Patient With Neuromyelitis Optica Spectrum Disorder: A Case Report
Naho Ayuzawa-Takeda, Keisuke Saito, Hidetoshi Yanagida, Tomoko Oeda
DOI: 10.12659/AJCR.949233
Am J Case Rep 2025; 26:e949233
1,100 3,867 0

18 Dec 2025 : Case report
Drug-Induced Lupus Erythematosus After 14 Years of Carbamazepine Use in a Patient With Neuromyelitis Optica Spectrum Disorder: A Case Report
Naho Ayuzawa-Takeda, Keisuke Saito, Hidetoshi Yanagida, Tomoko Oeda
DOI: 10.12659/AJCR.949233
Am J Case Rep 2025; 26:e949233
1100 3867 0

17 Dec 2025 : Case report
Splenic Hamartoma Diagnosed and Treated by Laparoscopic Splenectomy Associated With a Minimal Suprapubic Approach
Hikaru Ohtani, Tomohide Hori, Shigeki Nakayama, Satoru Umegae, Takao Iwanaga, Ryutaro Nishikawa, Takahiro Shimoyama, Sakurako Suzuki, Shigehito Nakashima, Takayuki Yamamoto
DOI: 10.12659/AJCR.950597
Am J Case Rep 2025; 26:e950597
730 1,236 0

17 Dec 2025 : Case report
Splenic Hamartoma Diagnosed and Treated by Laparoscopic Splenectomy Associated With a Minimal Suprapubic Approach
Hikaru Ohtani, Tomohide Hori, Shigeki Nakayama, Satoru Umegae, Takao Iwanaga, Ryutaro Nishikawa, Takahiro Shimoyama, Sakurako Suzuki, Shigehito Nakashima, Takayuki Yamamoto
DOI: 10.12659/AJCR.950597
Am J Case Rep 2025; 26:e950597
730 1236 0

15 Dec 2025 : Case report
Compartment Syndrome Secondary to Phlegmasia Cerulea Dolens in a Patient With Crohn’s Disease
Saad Mohammed Alshahrani
, Raghad Ibrahim Alkoblan, Reem Abdulaziz Alturki, Shahad Mohammed Alashgar
DOI: 10.12659/AJCR.948950
Am J Case Rep 2025; 26:e948950
780 1,191 0

15 Dec 2025 : Case report
Compartment Syndrome Secondary to Phlegmasia Cerulea Dolens in a Patient With Crohn’s Disease
Saad Mohammed Alshahrani
, Raghad Ibrahim Alkoblan, Reem Abdulaziz Alturki, Shahad Mohammed Alashgar
DOI: 10.12659/AJCR.948950
Am J Case Rep 2025; 26:e948950
780 1191 0

16 Dec 2025 : Case report
Electronic Gastroscopy in Identifying Hidden Tonsillar Foreign Bodies: A Case of a Completely Embedded Sunflower Seed Shell
DOI: 10.12659/AJCR.949052
Am J Case Rep 2025; 26:e949052
764 1,310 0

16 Dec 2025 : Case report
Electronic Gastroscopy in Identifying Hidden Tonsillar Foreign Bodies: A Case of a Completely Embedded Sunflower Seed Shell
DOI: 10.12659/AJCR.949052
Am J Case Rep 2025; 26:e949052
764 1310 0

15 Dec 2025 : Case report
Primary Pulmonary Osteosarcoma Presenting as a 1.7-cm Subpleural Nodule in a 61-Year-Old Man: A Case Report
Xin Yang, Wen Guang Zhao, Chao Gao, Sheng Lin
DOI: 10.12659/AJCR.949034
Am J Case Rep 2025; 26:e949034
824 1,082 0

15 Dec 2025 : Case report
Primary Pulmonary Osteosarcoma Presenting as a 1.7-cm Subpleural Nodule in a 61-Year-Old Man: A Case Report
Xin Yang, Wen Guang Zhao, Chao Gao, Sheng Lin
DOI: 10.12659/AJCR.949034
Am J Case Rep 2025; 26:e949034
824 1082 0
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Am J Case Rep In Press; DOI: 10.12659/AJCR.952819
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Am J Case Rep In Press; DOI: 10.12659/AJCR.952980
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