Unusual or unexpected effect of treatment
16 May 2026 : Case report 
Long-Term Response to Pembrolizumab in Metastatic Metaplastic Breast Carcinoma: A Case Report
Yuki Oshima, Takamasa Suzuki, Yumi Fukaya, Keiko Hosoya, Yuko Tanaka, Makoto Wakahara, Yoshihisa Umekita, Yugo Tanaka
DOI: 10.12659/AJCR.952330
Am J Case Rep 2026; 27:e952330
959 1,747 0
16 May 2026 : Case report
Long-Term Response to Pembrolizumab in Metastatic Metaplastic Breast Carcinoma: A Case Report
Yuki Oshima, Takamasa Suzuki, Yumi Fukaya, Keiko Hosoya, Yuko Tanaka, Makoto Wakahara, Yoshihisa Umekita, Yugo Tanaka
DOI: 10.12659/AJCR.952330
Am J Case Rep 2026; 27:e952330
959 1747 0
16 May 2026 : Case report
Successful Management of Colonic Angiodysplasia With Endoscopic Mucosal Resection and Argon Plasma Coagulation
Yuta Yoshino, Ayaka Mitsui
DOI: 10.12659/AJCR.951748
Am J Case Rep 2026; 27:e951748
908 1,843 0
16 May 2026 : Case report
Successful Management of Colonic Angiodysplasia With Endoscopic Mucosal Resection and Argon Plasma Coagulation
Yuta Yoshino, Ayaka Mitsui
DOI: 10.12659/AJCR.951748
Am J Case Rep 2026; 27:e951748
908 1843 0
15 May 2026 : Case report 
A 56-Year-Old Woman With Systemic Lupus Erythematosus on Trimethoprim-Sulfamethoxazole Prophylaxis Presenting With Breakthrough Nocardiosis
Ming Lu, Jingwen Zhang, Ying Liu, Feng Nie, Tianyu Zou, Haijun Li, Ping Li, Tianxin Xiang
DOI: 10.12659/AJCR.952006
Am J Case Rep 2026; 27:e952006
798 1,413 0
15 May 2026 : Case report
A 56-Year-Old Woman With Systemic Lupus Erythematosus on Trimethoprim-Sulfamethoxazole Prophylaxis Presenting With Breakthrough Nocardiosis
Ming Lu, Jingwen Zhang, Ying Liu, Feng Nie, Tianyu Zou, Haijun Li, Ping Li, Tianxin Xiang
DOI: 10.12659/AJCR.952006
Am J Case Rep 2026; 27:e952006
798 1413 0
12 May 2026 : Case report
Sleeve Resection of the Right Upper Lobe for Tracheobronchial Metastasis of Hepatocellular Carcinoma With Superior Vena Cava Involvement: A Case Report and Literature Review
Peng Cao, Yulin Wang, Qing Wang, Wei Cai, Rui Zhang 
, Zhigang Li, Junfeng Geng
DOI: 10.12659/AJCR.952125
Am J Case Rep 2026; 27:e952125
982 1,430 0
12 May 2026 : Case report
Sleeve Resection of the Right Upper Lobe for Tracheobronchial Metastasis of Hepatocellular Carcinoma With Superior Vena Cava Involvement: A Case Report and Literature Review
Peng Cao, Yulin Wang, Qing Wang, Wei Cai, Rui Zhang , Zhigang Li, Junfeng Geng
DOI: 10.12659/AJCR.952125
Am J Case Rep 2026; 27:e952125
982 1430 0
11 May 2026 : Case report 
Subcarinal Mass: An Unusual Presentation of Granulomatosis With Polyangiitis
Giancarlo Licitra, Alejandro Joglar, William M. Britt, David Krakow, Babar Junaidi
DOI: 10.12659/AJCR.952160
Am J Case Rep 2026; 27:e952160
912 1,790 0
11 May 2026 : Case report
Subcarinal Mass: An Unusual Presentation of Granulomatosis With Polyangiitis
Giancarlo Licitra, Alejandro Joglar, William M. Britt, David Krakow, Babar Junaidi
DOI: 10.12659/AJCR.952160
Am J Case Rep 2026; 27:e952160
912 1790 0
09 May 2026 : Case report
An Uncommon Presentation of Heyde Syndrome: Absence of Visible Endoscopic Angiodysplasia With Resolution After Transcatheter Aortic Valve Replacement
Ronnie A. Napoles, Cristina Benites , Gabriella Morey, Anthony H. Xu, Luis Santiago Zayas, Kristen Santana , Livasky Concepcion Perez
DOI: 10.12659/AJCR.951614
Am J Case Rep 2026; 27:e951614
708 1,401 0
09 May 2026 : Case report
An Uncommon Presentation of Heyde Syndrome: Absence of Visible Endoscopic Angiodysplasia With Resolution After Transcatheter Aortic Valve Replacement
Ronnie A. Napoles, Cristina Benites , Gabriella Morey, Anthony H. Xu, Luis Santiago Zayas, Kristen Santana , Livasky Concepcion Perez
DOI: 10.12659/AJCR.951614
Am J Case Rep 2026; 27:e951614
708 1401 0
08 May 2026 : Case report
Cutaneous Allodynia Associated With GLP-1RA Tirzepatide for Weight Management: A Case Series
Madhu Parna Chakrabarti , Steven Han , Natasha M. Campbell
DOI: 10.12659/AJCR.952158
Am J Case Rep 2026; 27:e952158
2,862 94,565 0
08 May 2026 : Case report
Cutaneous Allodynia Associated With GLP-1RA Tirzepatide for Weight Management: A Case Series
Madhu Parna Chakrabarti , Steven Han , Natasha M. Campbell
DOI: 10.12659/AJCR.952158
Am J Case Rep 2026; 27:e952158
2862 94565 0
08 May 2026 : Case report 
Reversible Rituximab-Induced Bronchiectasis: A Pediatric Case Report and Literature Review
Nasser AlHarbi, Ahmed AlEidan , Masheal A. AlZanbagi
DOI: 10.12659/AJCR.952043
Am J Case Rep 2026; 27:e952043
1,103 1,905 0
08 May 2026 : Case report
Reversible Rituximab-Induced Bronchiectasis: A Pediatric Case Report and Literature Review
Nasser AlHarbi, Ahmed AlEidan , Masheal A. AlZanbagi
DOI: 10.12659/AJCR.952043
Am J Case Rep 2026; 27:e952043
1103 1905 0
04 May 2026 : Case report 
Extensive Temporal Bone Necrosis in Petrous Bone Cholesteatoma Complicated by Actinomycosis: A Case Report
Saverio Nicoletti, Giannicola Iannella, Giuseppe Magliulo, Daniela Messineo , Alessandro Corsi , Annalisa Pace
DOI: 10.12659/AJCR.950701
Am J Case Rep 2026; 27:e950701
763 1,418 0
04 May 2026 : Case report
Extensive Temporal Bone Necrosis in Petrous Bone Cholesteatoma Complicated by Actinomycosis: A Case Report
Saverio Nicoletti, Giannicola Iannella, Giuseppe Magliulo, Daniela Messineo , Alessandro Corsi , Annalisa Pace
DOI: 10.12659/AJCR.950701
Am J Case Rep 2026; 27:e950701
763 1418 0
01 May 2026 : Case report
Retinal Granuloma Progression After Scleral Buckling in Ocular Toxocariasis: A Case Report
Xiaolan Liu, Luyun Liang , Liyan Ye, Yiqin Duan
DOI: 10.12659/AJCR.950844
Am J Case Rep 2026; 27:e950844
753 1,500 0
01 May 2026 : Case report
Retinal Granuloma Progression After Scleral Buckling in Ocular Toxocariasis: A Case Report
Xiaolan Liu, Luyun Liang , Liyan Ye, Yiqin Duan
DOI: 10.12659/AJCR.950844
Am J Case Rep 2026; 27:e950844
753 1500 0
30 Apr 2026 : Case report 
Clear Cell Renal Cell Carcinoma in a 60-Year-Old Man Arising From Congenital Left-Sided Ectopic Right Kidney (Crossed Fused Renal Ectopia) With Invasion Into the Contralateral Kidney
Shakhawan Hama Amin Said, Mzhda Sahib Jafaar, Goran M. Raouf Abdulqader, Zana Ezzat Hama Karim, Kewan Hussein Shekh Faraj , Ali Mzhda Mohammed Ali, Aland Salih Abdullah, Diyam Dlshad Hassan, Ahang Mohammed Abdulrahman
DOI: 10.12659/AJCR.952016
Am J Case Rep 2026; 27:e952016
795 1,581 0
30 Apr 2026 : Case report
Clear Cell Renal Cell Carcinoma in a 60-Year-Old Man Arising From Congenital Left-Sided Ectopic Right Kidney (Crossed Fused Renal Ectopia) With Invasion Into the Contralateral Kidney
Shakhawan Hama Amin Said, Mzhda Sahib Jafaar, Goran M. Raouf Abdulqader, Zana Ezzat Hama Karim, Kewan Hussein Shekh Faraj , Ali Mzhda Mohammed Ali, Aland Salih Abdullah, Diyam Dlshad Hassan, Ahang Mohammed Abdulrahman
DOI: 10.12659/AJCR.952016
Am J Case Rep 2026; 27:e952016
795 1581 0
30 Apr 2026 : Case report 
Traumatic Splenic Artery Pseudoaneurysm Managed With Percutaneous Histoacryl (N-butyl-2-cyanoacrylate) Embolization: An Alternative to the Conventional Transcatheter Approach
Glenn Yang Han Ng , Jasmine Ming Er Chua , Yong Chen, Luke Michael Han Wei Toh
DOI: 10.12659/AJCR.951818
Am J Case Rep 2026; 27:e951818
701 1,546 0
30 Apr 2026 : Case report
Traumatic Splenic Artery Pseudoaneurysm Managed With Percutaneous Histoacryl (N-butyl-2-cyanoacrylate) Embolization: An Alternative to the Conventional Transcatheter Approach
Glenn Yang Han Ng , Jasmine Ming Er Chua , Yong Chen, Luke Michael Han Wei Toh
DOI: 10.12659/AJCR.951818
Am J Case Rep 2026; 27:e951818
701 1546 0
29 Apr 2026 : Case report
A Rare Case of Stevens-Johnson Syndrome in a Young Patient Presenting With Odynophagia Following Antibiotic Use
John Tomasini, Joanna Sajdlowska , Gregory Crisafulli , Hillel Ephros
DOI: 10.12659/AJCR.951823
Am J Case Rep 2026; 27:e951823
979 1,771 0
29 Apr 2026 : Case report
A Rare Case of Stevens-Johnson Syndrome in a Young Patient Presenting With Odynophagia Following Antibiotic Use
John Tomasini, Joanna Sajdlowska , Gregory Crisafulli , Hillel Ephros
DOI: 10.12659/AJCR.951823
Am J Case Rep 2026; 27:e951823
979 1771 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
1,419 2,014 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
1419 2014 0
21 Apr 2026 : Case report
Severe Optic Neuroretinitis and Vitreous Hemorrhage in Pediatric Cat-Scratch Disease: A Case With Irreversible Visual Impairment
Satoko Koga, Kie Iida , Hiromi Onouchi, Masayuki Washizawa, Toshiaki Goseki
DOI: 10.12659/AJCR.952592
Am J Case Rep 2026; 27:e952592
936 1,858 0
21 Apr 2026 : Case report
Severe Optic Neuroretinitis and Vitreous Hemorrhage in Pediatric Cat-Scratch Disease: A Case With Irreversible Visual Impairment
Satoko Koga, Kie Iida , Hiromi Onouchi, Masayuki Washizawa, Toshiaki Goseki
DOI: 10.12659/AJCR.952592
Am J Case Rep 2026; 27:e952592
936 1858 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
965 1,825 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
965 1825 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
1,051 1,909 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
1051 1909 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
1,270 2,298 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
1270 2298 0
15 Apr 2026 : Case report
Traumatic Complete Occlusion of the Left Main Bronchus Managed by Temporary Placement of a Covered Self-Expandable Metallic Stent: A Case Report
Peisen Wang, Xiaodong Pang, Yili Chen, Lei Gu , Jian-an Huang, Chuanyong Mu
DOI: 10.12659/AJCR.951228
Am J Case Rep 2026; 27:e951228
796 1,458 0
15 Apr 2026 : Case report
Traumatic Complete Occlusion of the Left Main Bronchus Managed by Temporary Placement of a Covered Self-Expandable Metallic Stent: A Case Report
Peisen Wang, Xiaodong Pang, Yili Chen, Lei Gu , Jian-an Huang, Chuanyong Mu
DOI: 10.12659/AJCR.951228
Am J Case Rep 2026; 27:e951228
796 1458 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
730 1,970 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
730 1970 0
13 Apr 2026 : Case report
Heparin and Venoarterial Extracorporeal Membrane Oxygenation in Massive Pulmonary Embolism Management: A Case Report
Dongmei Yang, Yujun Zhang, Guohua Liu, Yixuan Zhao, Min Hao
DOI: 10.12659/AJCR.951235
Am J Case Rep 2026; 27:e951235
806 1,525 0
13 Apr 2026 : Case report
Heparin and Venoarterial Extracorporeal Membrane Oxygenation in Massive Pulmonary Embolism Management: A Case Report
Dongmei Yang, Yujun Zhang, Guohua Liu, Yixuan Zhao, Min Hao
DOI: 10.12659/AJCR.951235
Am J Case Rep 2026; 27:e951235
806 1525 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
865 1,468 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
865 1468 0
09 Apr 2026 : Case report
Efficacy of Ipilimumab and Nivolumab Rechallenge in a Long-Term Melanoma Survivor: A Case Report
A. Maria Vromans , Maria Constantinou
DOI: 10.12659/AJCR.950432
Am J Case Rep 2026; 27:e950432
820 3,008 0
09 Apr 2026 : Case report
Efficacy of Ipilimumab and Nivolumab Rechallenge in a Long-Term Melanoma Survivor: A Case Report
A. Maria Vromans , Maria Constantinou
DOI: 10.12659/AJCR.950432
Am J Case Rep 2026; 27:e950432
820 3008 0
08 Apr 2026 : Case report
A 9-Year-Old Boy With Strabismus, Anisometropic Amblyopia, and Myopia in the Left Eye, Associated With Myelinated Retinal Nerve Fibers Syndrome, Managed With Multimodal Therapy
Yujiao Zhang
DOI: 10.12659/AJCR.950743
Am J Case Rep 2026; 27:e950743
682 1,332 0
08 Apr 2026 : Case report
A 9-Year-Old Boy With Strabismus, Anisometropic Amblyopia, and Myopia in the Left Eye, Associated With Myelinated Retinal Nerve Fibers Syndrome, Managed With Multimodal Therapy
Yujiao Zhang
DOI: 10.12659/AJCR.950743
Am J Case Rep 2026; 27:e950743
682 1332 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
881 2,163 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
881 2163 0
In Press
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.954405
Case report 
Am J Case Rep In Press; DOI: 10.12659/AJCR.953611
Case report 
Am J Case Rep In Press; DOI: 10.12659/AJCR.954016
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.954891
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