Challenging differential diagnosis
28 Apr 2026 : Case report 
Prosthesis-Free Repair of Partial Atrioventricular Septal Defect in Down Syndrome: A Valve-Sparing Technique
Živojin S. Jonjev 
, Aleksandar M. Milosavljevic , Mirko Todić , Jovan Rajić, Kristina Jonjev
DOI: 10.12659/AJCR.951886
Am J Case Rep 2026; 27:e951886
441 619 0
28 Apr 2026 : Case report
Prosthesis-Free Repair of Partial Atrioventricular Septal Defect in Down Syndrome: A Valve-Sparing Technique
Živojin S. Jonjev , Aleksandar M. Milosavljevic , Mirko Todić , Jovan Rajić, Kristina Jonjev
DOI: 10.12659/AJCR.951886
Am J Case Rep 2026; 27:e951886
441 619 0
27 Apr 2026 : Case report 
Management of Bilateral Humeral Head Avascular Necrosis in Sickle Cell Disease Using Surgical Intervention With Adjuvant Hyperbaric Oxygen Therapy: A Case Report
Abdulla A. Aljowder, Waleed Y. Ebrahim, Omar Abusedera, Konouz Alfadhli, Noor Jaragh, Leen Zghaier, Awrad J. Alkhaldi
DOI: 10.12659/AJCR.951902
Am J Case Rep 2026; 27:e951902
670 854 0
27 Apr 2026 : Case report
Management of Bilateral Humeral Head Avascular Necrosis in Sickle Cell Disease Using Surgical Intervention With Adjuvant Hyperbaric Oxygen Therapy: A Case Report
Abdulla A. Aljowder, Waleed Y. Ebrahim, Omar Abusedera, Konouz Alfadhli, Noor Jaragh, Leen Zghaier, Awrad J. Alkhaldi
DOI: 10.12659/AJCR.951902
Am J Case Rep 2026; 27:e951902
670 854 0
27 Apr 2026 : Case report 
Gastric Sarcoidosis Masquerading as Gastroesophageal Reflux Disease: A Case of Diagnostic Uncertainty and Conservative Management
Olanrewaju Adeniran , Abdullahi Sulaiman, Megan Willard
DOI: 10.12659/AJCR.951952
Am J Case Rep 2026; 27:e951952
651 1,080 0
27 Apr 2026 : Case report
Gastric Sarcoidosis Masquerading as Gastroesophageal Reflux Disease: A Case of Diagnostic Uncertainty and Conservative Management
Olanrewaju Adeniran , Abdullahi Sulaiman, Megan Willard
DOI: 10.12659/AJCR.951952
Am J Case Rep 2026; 27:e951952
651 1080 0
26 Apr 2026 : Case report 
Metformin-Associated Functional Vitamin B12 Deficiency Presenting as Subacute Combined Degeneration in a 57-Year-Old Man With Diabetes Mellitus
Ruixiang Zhang, Luoning Gou, Xinrong Zhou
DOI: 10.12659/AJCR.952205
Am J Case Rep 2026; 27:e952205
811 2,353 0
26 Apr 2026 : Case report
Metformin-Associated Functional Vitamin B12 Deficiency Presenting as Subacute Combined Degeneration in a 57-Year-Old Man With Diabetes Mellitus
Ruixiang Zhang, Luoning Gou, Xinrong Zhou
DOI: 10.12659/AJCR.952205
Am J Case Rep 2026; 27:e952205
811 2353 0
24 Apr 2026 : Case report
Diagnostic and Treatment Strategies for Adult Non-Ossifying Fibromas: A Case Report and Literature Review
Zhibin Zhao, Jiawei Li, Shaoke Wu
DOI: 10.12659/AJCR.951665
Am J Case Rep 2026; 27:e951665
744 1,711 0
24 Apr 2026 : Case report
Diagnostic and Treatment Strategies for Adult Non-Ossifying Fibromas: A Case Report and Literature Review
Zhibin Zhao, Jiawei Li, Shaoke Wu
DOI: 10.12659/AJCR.951665
Am J Case Rep 2026; 27:e951665
744 1711 0
18 Apr 2026 : Case report
Cefiderocol Heteroresistance in NDM-Producing Enterobacterales: A Complex Polymicrobial Infection Successfully Salvaged With Ceftazidime-Avibactam Plus Aztreonam
Mustafa Nuaimi, Jonathan Cirillo, Sara Usbosy, Daniel Egan, Amanda Kovacich, Mario Madruga, Stephen J. Carlan
DOI: 10.12659/AJCR.952266
Am J Case Rep 2026; 27:e952266
576 837 0
18 Apr 2026 : Case report
Cefiderocol Heteroresistance in NDM-Producing Enterobacterales: A Complex Polymicrobial Infection Successfully Salvaged With Ceftazidime-Avibactam Plus Aztreonam
Mustafa Nuaimi, Jonathan Cirillo, Sara Usbosy, Daniel Egan, Amanda Kovacich, Mario Madruga, Stephen J. Carlan
DOI: 10.12659/AJCR.952266
Am J Case Rep 2026; 27:e952266
576 837 0
22 Apr 2026 : Case report 
Diagnostic Approaches to Adult Cystic Nephroma: Insights From Two Cases
Madalina Bosoteanu, Raluca Ioana Vodă, Cristian Ionut Orășanu , Luana-Andreea Nurla, Nicolae Ciufu
DOI: 10.12659/AJCR.950808
Am J Case Rep 2026; 27:e950808
596 776 0
22 Apr 2026 : Case report
Diagnostic Approaches to Adult Cystic Nephroma: Insights From Two Cases
Madalina Bosoteanu, Raluca Ioana Vodă, Cristian Ionut Orășanu , Luana-Andreea Nurla, Nicolae Ciufu
DOI: 10.12659/AJCR.950808
Am J Case Rep 2026; 27:e950808
596 776 0
17 Apr 2026 : Case report
Cocaine–Levamisole-Associated Vasculopathy Mimicking ANCA-Associated Vasculitis and Presenting With Pulmonary–Renal Syndrome Requiring VV-ECMO Support
Zahra Vaezi , Afshin Amini
DOI: 10.12659/AJCR.951159
Am J Case Rep 2026; 27:e951159
491 873 0
17 Apr 2026 : Case report
Cocaine–Levamisole-Associated Vasculopathy Mimicking ANCA-Associated Vasculitis and Presenting With Pulmonary–Renal Syndrome Requiring VV-ECMO Support
Zahra Vaezi , Afshin Amini
DOI: 10.12659/AJCR.951159
Am J Case Rep 2026; 27:e951159
491 873 0
14 Apr 2026 : Case report
Hemoglobin San Diego: A Case Report and Review of the Literature
Matthew L. Repp, Brandon McMahon
DOI: 10.12659/AJCR.951364
Am J Case Rep 2026; 27:e951364
401 703 0
14 Apr 2026 : Case report
Hemoglobin San Diego: A Case Report and Review of the Literature
Matthew L. Repp, Brandon McMahon
DOI: 10.12659/AJCR.951364
Am J Case Rep 2026; 27:e951364
401 703 0
24 Apr 2026 : Case report
A 68-Year-Old Man With Neutrophil-Rich Hepatoid Adenocarcinoma of the Gallbladder
Mingxia Chen , Fanhong Kong , Min Wang, Yuanyuan Li, Baojuan Gao
DOI: 10.12659/AJCR.950825
Am J Case Rep 2026; 27:e950825
657 832 0
24 Apr 2026 : Case report
A 68-Year-Old Man With Neutrophil-Rich Hepatoid Adenocarcinoma of the Gallbladder
Mingxia Chen , Fanhong Kong , Min Wang, Yuanyuan Li, Baojuan Gao
DOI: 10.12659/AJCR.950825
Am J Case Rep 2026; 27:e950825
657 832 0
23 Apr 2026 : Case report 
Bacteremia and Liver Failure Due to Non-K1 Escherichia coli With iss Gene in Two Full-Term Infants
Yuuki Shikaze, Shinsuke Mizuno , Ryousuke Bou, Hiroshi Kurosawa , Naoko Imuta, Junichiro Nishi, Masashi Kasai
DOI: 10.12659/AJCR.949819
Am J Case Rep 2026; 27:e949819
699 844 0
23 Apr 2026 : Case report
Bacteremia and Liver Failure Due to Non-K1 Escherichia coli With iss Gene in Two Full-Term Infants
Yuuki Shikaze, Shinsuke Mizuno , Ryousuke Bou, Hiroshi Kurosawa , Naoko Imuta, Junichiro Nishi, Masashi Kasai
DOI: 10.12659/AJCR.949819
Am J Case Rep 2026; 27:e949819
699 844 0
22 Apr 2026 : Case report
Spinal Tuberculosis Diagnosed by Metagenomics Capture (MetaCAP) in a Patient Undergoing Maintenance Hemodialysis: A Case Report
Mengyao Song, Zheng Zhang, Haiyan Huang , Zhizhen Zou, Sichun Wen, Yanhai Cui, Shuangxin Liu
DOI: 10.12659/AJCR.951840
Am J Case Rep 2026; 27:e951840
879 1,070 0
22 Apr 2026 : Case report
Spinal Tuberculosis Diagnosed by Metagenomics Capture (MetaCAP) in a Patient Undergoing Maintenance Hemodialysis: A Case Report
Mengyao Song, Zheng Zhang, Haiyan Huang , Zhizhen Zou, Sichun Wen, Yanhai Cui, Shuangxin Liu
DOI: 10.12659/AJCR.951840
Am J Case Rep 2026; 27:e951840
879 1070 0
18 Apr 2026 : Case report 
Prenatal Diagnosis of Renal Cysts and Diabetes Syndrome (RCAD): A Case Report
Maisa Manasar-Dyrbuś , Rafał Stojko , Monika Paul-Samojedny , Ewa Winkowska , Jakub Staniczek
DOI: 10.12659/AJCR.951250
Am J Case Rep 2026; 27:e951250
639 910 0
18 Apr 2026 : Case report
Prenatal Diagnosis of Renal Cysts and Diabetes Syndrome (RCAD): A Case Report
Maisa Manasar-Dyrbuś , Rafał Stojko , Monika Paul-Samojedny , Ewa Winkowska , Jakub Staniczek
DOI: 10.12659/AJCR.951250
Am J Case Rep 2026; 27:e951250
639 910 0
15 Apr 2026 : Case report 
Left-Sided Gallbladder in the Absence of Situs Inversus: Case Report and Surgical Implications
Felipe Fernandes Teles, Gabriela Karabachian Tebar, Bruno Henrique Pieruci Florenzano, Victor Hugo Fernandes Teles, Leandro Miranda Trama, Marcelo Augusto A. F. F. Ribeiro Junior
DOI: 10.12659/AJCR.950307
Am J Case Rep 2026; 27:e950307
417 581 0
15 Apr 2026 : Case report
Left-Sided Gallbladder in the Absence of Situs Inversus: Case Report and Surgical Implications
Felipe Fernandes Teles, Gabriela Karabachian Tebar, Bruno Henrique Pieruci Florenzano, Victor Hugo Fernandes Teles, Leandro Miranda Trama, Marcelo Augusto A. F. F. Ribeiro Junior
DOI: 10.12659/AJCR.950307
Am J Case Rep 2026; 27:e950307
417 581 0
19 Apr 2026 : Case report 
Intramuscular Cavernous Hemangioma of the Latissimus Dorsi Muscle: A Rare Presentation of Chronic Musculoskeletal Pain – Case Report
Zhuang-Ying Lee, Terence Ming Kwan Chin, Kin-Fah Chin, Julia Munchar Jajuli, Keh Oon Ong
DOI: 10.12659/AJCR.952352
Am J Case Rep 2026; 27:e952352
399 569 0
19 Apr 2026 : Case report
Intramuscular Cavernous Hemangioma of the Latissimus Dorsi Muscle: A Rare Presentation of Chronic Musculoskeletal Pain – Case Report
Zhuang-Ying Lee, Terence Ming Kwan Chin, Kin-Fah Chin, Julia Munchar Jajuli, Keh Oon Ong
DOI: 10.12659/AJCR.952352
Am J Case Rep 2026; 27:e952352
399 569 0
16 Apr 2026 : Case report 
Granulomatosis with Polyangiitis (Wegener Granulomatosis) Presenting as a Pancreatic Mass: A Rare Malignancy Mimic
Soumyadip Sain , Subhashish Das, Vinant Bhargava, Sunila Jain, Samiran Nundy
DOI: 10.12659/AJCR.951707
Am J Case Rep 2026; 27:e951707
546 854 0
16 Apr 2026 : Case report
Granulomatosis with Polyangiitis (Wegener Granulomatosis) Presenting as a Pancreatic Mass: A Rare Malignancy Mimic
Soumyadip Sain , Subhashish Das, Vinant Bhargava, Sunila Jain, Samiran Nundy
DOI: 10.12659/AJCR.951707
Am J Case Rep 2026; 27:e951707
546 854 0
16 Apr 2026 : Case report
Efgartigimod as Rescue Therapy for PD-1 Inhibitor–Associated Myasthenia Gravis, Myocarditis, and Myositis (MMM) Syndrome: A 2-Case Report and Literature Review
Zi-Han Liu, Li-Min Duan, Xiang-Zhi Fang, Wen Jiang, Sheng-Wen Sun, You Shang , Chao-Lin Huang , Yin Yuan
DOI: 10.12659/AJCR.951872
Am J Case Rep 2026; 27:e951872
754 1,144 0
16 Apr 2026 : Case report
Efgartigimod as Rescue Therapy for PD-1 Inhibitor–Associated Myasthenia Gravis, Myocarditis, and Myositis (MMM) Syndrome: A 2-Case Report and Literature Review
Zi-Han Liu, Li-Min Duan, Xiang-Zhi Fang, Wen Jiang, Sheng-Wen Sun, You Shang , Chao-Lin Huang , Yin Yuan
DOI: 10.12659/AJCR.951872
Am J Case Rep 2026; 27:e951872
754 1144 0
12 Apr 2026 : Case report 
Isolated Mental Nerve Neuropathy as the First Clinical Sign of Nodal Marginal Zone Lymphoma: A Diagnostic Challenge
Anusha Abdullah, Philipp Poxleitner, Ina Dewenter, Paris Liokatis , Wenko Smolka, Katharina Theresa Obermeier
DOI: 10.12659/AJCR.952353
Am J Case Rep 2026; 27:e952353
477 706 0
12 Apr 2026 : Case report
Isolated Mental Nerve Neuropathy as the First Clinical Sign of Nodal Marginal Zone Lymphoma: A Diagnostic Challenge
Anusha Abdullah, Philipp Poxleitner, Ina Dewenter, Paris Liokatis , Wenko Smolka, Katharina Theresa Obermeier
DOI: 10.12659/AJCR.952353
Am J Case Rep 2026; 27:e952353
477 706 0
14 Apr 2026 : Case report 
Persistent Bilateral Optic Disc Swelling in Non-Syndromic Retinitis Pigmentosa: A Case Report
Maram Alenazi, Moustafa S. Magliyah, Wael A. Alsakran
DOI: 10.12659/AJCR.951708
Am J Case Rep 2026; 27:e951708
407 645 0
14 Apr 2026 : Case report
Persistent Bilateral Optic Disc Swelling in Non-Syndromic Retinitis Pigmentosa: A Case Report
Maram Alenazi, Moustafa S. Magliyah, Wael A. Alsakran
DOI: 10.12659/AJCR.951708
Am J Case Rep 2026; 27:e951708
407 645 0
12 Apr 2026 : Case report
Successful Spontaneous Twin Pregnancy Following Bone Marrow Transplant and Gastric Cancer Surgery: A Case Report
Hessa Khalid Sulaiman Almuhaisen , Sara Abdulaziz AlShubat , Ashwaq Nasser AlRaqeeb , Elham Awad Saeed AlQarni
DOI: 10.12659/AJCR.951965
Am J Case Rep 2026; 27:e951965
490 717 0
12 Apr 2026 : Case report
Successful Spontaneous Twin Pregnancy Following Bone Marrow Transplant and Gastric Cancer Surgery: A Case Report
Hessa Khalid Sulaiman Almuhaisen , Sara Abdulaziz AlShubat , Ashwaq Nasser AlRaqeeb , Elham Awad Saeed AlQarni
DOI: 10.12659/AJCR.951965
Am J Case Rep 2026; 27:e951965
490 717 0
11 Apr 2026 : Case report
Recurrent Bilateral Macular Edema Linked to NOTCH2NLC GGC Repeat Expansion: A Case Report
Ruikang Tan, Minming Zheng, Zheng Zheng, Caixin Wu, Wenli Liu, Ziyan Xu
DOI: 10.12659/AJCR.951749
Am J Case Rep 2026; 27:e951749
390 636 0
11 Apr 2026 : Case report
Recurrent Bilateral Macular Edema Linked to NOTCH2NLC GGC Repeat Expansion: A Case Report
Ruikang Tan, Minming Zheng, Zheng Zheng, Caixin Wu, Wenli Liu, Ziyan Xu
DOI: 10.12659/AJCR.951749
Am J Case Rep 2026; 27:e951749
390 636 0
07 Apr 2026 : Case report
Right Temporal Lobe Tuberculoma Presenting as Seizures in a Patient With Pulmonary Tuberculosis
Shibhani Rajanna, Siobhan Prasad, Marina Shaji, Krutagni Mehta, Patrice Hassoun, Doreen McSharry, Abraham Lo, Sameh Elias, Hadrian Hoang-Vu Tran
DOI: 10.12659/AJCR.951659
Am J Case Rep 2026; 27:e951659
435 776 0
07 Apr 2026 : Case report
Right Temporal Lobe Tuberculoma Presenting as Seizures in a Patient With Pulmonary Tuberculosis
Shibhani Rajanna, Siobhan Prasad, Marina Shaji, Krutagni Mehta, Patrice Hassoun, Doreen McSharry, Abraham Lo, Sameh Elias, Hadrian Hoang-Vu Tran
DOI: 10.12659/AJCR.951659
Am J Case Rep 2026; 27:e951659
435 776 0
02 Apr 2026 : Case report
Seizures from Chronic Salicylate Intoxication Following Household Exposure to Incense Fumes
Priyanka Shekhawat, Sarah Khan , Logeswary Rajagopalan
DOI: 10.12659/AJCR.952094
Am J Case Rep 2026; 27:e952094
432 1,675 0
02 Apr 2026 : Case report
Seizures from Chronic Salicylate Intoxication Following Household Exposure to Incense Fumes
Priyanka Shekhawat, Sarah Khan , Logeswary Rajagopalan
DOI: 10.12659/AJCR.952094
Am J Case Rep 2026; 27:e952094
432 1675 0
06 Apr 2026 : Case report
Lyme Neuroborreliosis With Acute Encephalopathy Despite Early Antibiotic Therapy: A Case Report
Jon M. Johannesson, Kristen V. Dicks, Michelle E. Perkons , Diego F. Cepeda Mora, Matthew W. Luedke , Matthew E. Ehrlich , Jessica L. Houk, Mehri S. McKellar
DOI: 10.12659/AJCR.951927
Am J Case Rep 2026; 27:e951927
444 1,018 0
06 Apr 2026 : Case report
Lyme Neuroborreliosis With Acute Encephalopathy Despite Early Antibiotic Therapy: A Case Report
Jon M. Johannesson, Kristen V. Dicks, Michelle E. Perkons , Diego F. Cepeda Mora, Matthew W. Luedke , Matthew E. Ehrlich , Jessica L. Houk, Mehri S. McKellar
DOI: 10.12659/AJCR.951927
Am J Case Rep 2026; 27:e951927
444 1018 0
09 Apr 2026 : Case report
Pyoderma Gangrenosum of the Eyelid: A Challenging Case
Zahrah Ahmed AlAbdullah, Dareen Khawjah, Mostafa Elewa, Eman Faroq Alsaleh
DOI: 10.12659/AJCR.948482
Am J Case Rep 2026; 27:e948482
400 648 0
09 Apr 2026 : Case report
Pyoderma Gangrenosum of the Eyelid: A Challenging Case
Zahrah Ahmed AlAbdullah, Dareen Khawjah, Mostafa Elewa, Eman Faroq Alsaleh
DOI: 10.12659/AJCR.948482
Am J Case Rep 2026; 27:e948482
400 648 0
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Am J Case Rep In Press; DOI: 10.12659/AJCR.952443
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.953173
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Am J Case Rep In Press; DOI: 10.12659/AJCR.953192
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Am J Case Rep In Press; DOI: 10.12659/AJCR.952818
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