Rare disease

02 Aug 2026 : Case report
Histoplasmosis-Associated Hemophagocytic Lymphohistiocytosis Presenting as Pyrexia of Unknown Origin With Splenic Masses
Nidhi Gupta, Kriti Yadav, Mythri Chittilla, Charly Almonte, Rahul Sampath
DOI: 10.12659/AJCR.952791
Am J Case Rep 2026; 27:e952791
574 554 0

02 Aug 2026 : Case report
Histoplasmosis-Associated Hemophagocytic Lymphohistiocytosis Presenting as Pyrexia of Unknown Origin With Splenic Masses
Nidhi Gupta, Kriti Yadav, Mythri Chittilla, Charly Almonte, Rahul Sampath
DOI: 10.12659/AJCR.952791
Am J Case Rep 2026; 27:e952791
574 554 0

17 Jun 2026 : Case report
Chlamydia trachomatis Pneumonia in a 50-Day-Old Full-Term Male Infant Associated With Mucus Plugging of the Left Upper Lobe Bronchus and Left Upper Lobe Atelectasis
Yuan Huang
, Meixia Huang, Liqin Ke, Shuxian Li, Xiaofen Tao, Guohong Zhu
DOI: 10.12659/AJCR.953643
Am J Case Rep 2026; 27:e953643
491 855 0

17 Jun 2026 : Case report
Chlamydia trachomatis Pneumonia in a 50-Day-Old Full-Term Male Infant Associated With Mucus Plugging of the Left Upper Lobe Bronchus and Left Upper Lobe Atelectasis
Yuan Huang
, Meixia Huang, Liqin Ke, Shuxian Li, Xiaofen Tao, Guohong Zhu
DOI: 10.12659/AJCR.953643
Am J Case Rep 2026; 27:e953643
491 855 0

31 Jul 2026 : Case report
Fournier Gangrene in an Immunocompetent Woman Following Minor Perineal Manipulation: A Case Report
DOI: 10.12659/AJCR.953136
Am J Case Rep 2026; 27:e953136
440 696 0

31 Jul 2026 : Case report
Fournier Gangrene in an Immunocompetent Woman Following Minor Perineal Manipulation: A Case Report
DOI: 10.12659/AJCR.953136
Am J Case Rep 2026; 27:e953136
440 696 0

01 Aug 2026 : Case report
Continuous Epidural Infusion of Hydroxyethyl Starch for Spontaneous Intracranial Hypotension: A Retrospective Case Series
Xiao-Yan Zhang
, Qiu-Li Zhang, Ying Liu, Li-Jie Zhu, Ying-Zhi Li, Xi-Ying Ye, Zhong-Jun Zhang, Yao-Xian Zhang
DOI: 10.12659/AJCR.953129
Am J Case Rep 2026; 27:e953129
418 447 0

01 Aug 2026 : Case report
Continuous Epidural Infusion of Hydroxyethyl Starch for Spontaneous Intracranial Hypotension: A Retrospective Case Series
Xiao-Yan Zhang
, Qiu-Li Zhang, Ying Liu, Li-Jie Zhu, Ying-Zhi Li, Xi-Ying Ye, Zhong-Jun Zhang, Yao-Xian Zhang
DOI: 10.12659/AJCR.953129
Am J Case Rep 2026; 27:e953129
418 447 0

31 Jul 2026 : Case report
Unilateral Biportal Endoscopic Resection of the Posterior Arch of the Atlas for Crowned Dens Syndrome
Xuanhui Wang
, Zhenyu Wang, Xinye Li, Peilin Liu, Yanli Du, Ziqiang Zhou, Haixiong Miao
DOI: 10.12659/AJCR.953125
Am J Case Rep 2026; 27:e953125
388 448 0

31 Jul 2026 : Case report
Unilateral Biportal Endoscopic Resection of the Posterior Arch of the Atlas for Crowned Dens Syndrome
Xuanhui Wang
, Zhenyu Wang, Xinye Li, Peilin Liu, Yanli Du, Ziqiang Zhou, Haixiong Miao
DOI: 10.12659/AJCR.953125
Am J Case Rep 2026; 27:e953125
388 448 0

30 Jul 2026 : Case report
Thoracic SMARCA4-Deficient Undifferentiated Tumor Presenting as a Giant Mediastinal Mass: A Case Report
Nanami Ichihashi, Motona Kumagai
, Miyako Shimasaki, Akihiro Shioya
, Sohsuke Yamada
DOI: 10.12659/AJCR.952937
Am J Case Rep 2026; 27:e952937
490 509 0

30 Jul 2026 : Case report
Thoracic SMARCA4-Deficient Undifferentiated Tumor Presenting as a Giant Mediastinal Mass: A Case Report
Nanami Ichihashi, Motona Kumagai
, Miyako Shimasaki, Akihiro Shioya
, Sohsuke Yamada
DOI: 10.12659/AJCR.952937
Am J Case Rep 2026; 27:e952937
490 509 0

27 Jul 2026 : Case report
Recurrent Ischemic Strokes Caused by HSV-2–Associated Cerebral Vasculitis in Antisynthetase Syndrome
Christian M. Räz
, Benjamin Wagner
, Özgür Yaldizli, David T. Winkler, Alessandra Angelini, David Dashti, Sebastian Wirz, Mihaela Stegert, Eliška Potluková
DOI: 10.12659/AJCR.952736
Am J Case Rep 2026; 27:e952736
524 591 0

27 Jul 2026 : Case report
Recurrent Ischemic Strokes Caused by HSV-2–Associated Cerebral Vasculitis in Antisynthetase Syndrome
Christian M. Räz
, Benjamin Wagner
, Özgür Yaldizli, David T. Winkler, Alessandra Angelini, David Dashti, Sebastian Wirz, Mihaela Stegert, Eliška Potluková
DOI: 10.12659/AJCR.952736
Am J Case Rep 2026; 27:e952736
524 591 0

27 Jul 2026 : Case report
Transient Cardiac Dysfunction Due to New-Onset Mitral Chordal Rupture With Concomitant Congenital Absence of the Right Coronary Artery: A Case Report
Songyan Zhang, Ying Cui, Shucheng Li
DOI: 10.12659/AJCR.952798
Am J Case Rep 2026; 27:e952798
382 407 0

27 Jul 2026 : Case report
Transient Cardiac Dysfunction Due to New-Onset Mitral Chordal Rupture With Concomitant Congenital Absence of the Right Coronary Artery: A Case Report
Songyan Zhang, Ying Cui, Shucheng Li
DOI: 10.12659/AJCR.952798
Am J Case Rep 2026; 27:e952798
382 407 0

25 Jul 2026 : Case report
A 46-Year-Old Man Presenting With Chest Pain Due to Apical Hypertrophic Cardiomyopathy (Yamaguchi Syndrome) Diagnosed by Multimodal Cardiac Imaging
Mauro de Deus Passos, Daniel Lopes Marques de Araújo, Lucas de Ávila Mariano, Dilson Palhares Ferreira, Luciano Moreira Alves, Simone Nascimento dos Santos
DOI: 10.12659/AJCR.953259
Am J Case Rep 2026; 27:e953259
514 589 0

25 Jul 2026 : Case report
A 46-Year-Old Man Presenting With Chest Pain Due to Apical Hypertrophic Cardiomyopathy (Yamaguchi Syndrome) Diagnosed by Multimodal Cardiac Imaging
Mauro de Deus Passos, Daniel Lopes Marques de Araújo, Lucas de Ávila Mariano, Dilson Palhares Ferreira, Luciano Moreira Alves, Simone Nascimento dos Santos
DOI: 10.12659/AJCR.953259
Am J Case Rep 2026; 27:e953259
514 589 0

24 Jul 2026 : Case report
Adult-Onset Central Nervous System Embryonal Tumor With Neuronal Differentiation: A Diagnostic Challenge
Anh Quynh Pham, Tuyen Van Pham, Thong Minh Pham
DOI: 10.12659/AJCR.953049
Am J Case Rep 2026; 27:e953049
405 483 0

24 Jul 2026 : Case report
Adult-Onset Central Nervous System Embryonal Tumor With Neuronal Differentiation: A Diagnostic Challenge
Anh Quynh Pham, Tuyen Van Pham, Thong Minh Pham
DOI: 10.12659/AJCR.953049
Am J Case Rep 2026; 27:e953049
405 483 0

22 Jul 2026 : Case report
Diagnostic Challenges and Scientific Management of Suspected Recurrent Kikuchi-Fujimoto Disease: A Case Report
DOI: 10.12659/AJCR.952658
Am J Case Rep 2026; 27:e952658
414 531 0

22 Jul 2026 : Case report
Diagnostic Challenges and Scientific Management of Suspected Recurrent Kikuchi-Fujimoto Disease: A Case Report
DOI: 10.12659/AJCR.952658
Am J Case Rep 2026; 27:e952658
414 531 0

13 Jul 2026 : Case report
Coexistence of Multiple Myeloma, Mast Cell Hyperplasia, and Low-Level Myeloid Blastocytosis: A Report of a Rare Case
Meng Yang, Qian Wang, Jian Zhang, Hong Jiang, Hongzhi Xu, Kang Lu, Yujie Jiang
DOI: 10.12659/AJCR.952005
Am J Case Rep 2026; 27:e952005
419 556 0

13 Jul 2026 : Case report
Coexistence of Multiple Myeloma, Mast Cell Hyperplasia, and Low-Level Myeloid Blastocytosis: A Report of a Rare Case
Meng Yang, Qian Wang, Jian Zhang, Hong Jiang, Hongzhi Xu, Kang Lu, Yujie Jiang
DOI: 10.12659/AJCR.952005
Am J Case Rep 2026; 27:e952005
419 556 0

13 Jul 2026 : Case report
Exercise-Induced Complete Heart Block and Sinoatrial Exit Block in Baseline Bifascicular Block
Asher Gorantla, Peter Cwalina
, Aleksander Łuniewski, Ahmad Jallad, Natalia Turkiewicz
, Adam S. Budzikowski
DOI: 10.12659/AJCR.949566
Am J Case Rep 2026; 27:e949566
467 700 0

13 Jul 2026 : Case report
Exercise-Induced Complete Heart Block and Sinoatrial Exit Block in Baseline Bifascicular Block
Asher Gorantla, Peter Cwalina
, Aleksander Łuniewski, Ahmad Jallad, Natalia Turkiewicz
, Adam S. Budzikowski
DOI: 10.12659/AJCR.949566
Am J Case Rep 2026; 27:e949566
467 700 0

07 Jul 2026 : Case report
Rare Systemic Vasculitides: Polyarteritis Nodosa and Takayasu Arteritis
Rafael de Almeida
, Eduarda da Silveira Cereta
, Leonel Guilherme Brasil Soares
, Mariele Zardin Moraes
, Raida Ahmad Musa Mheisen Husein
DOI: 10.12659/AJCR.951271
Am J Case Rep 2026; 27:e951271
463 817 0

07 Jul 2026 : Case report
Rare Systemic Vasculitides: Polyarteritis Nodosa and Takayasu Arteritis
Rafael de Almeida
, Eduarda da Silveira Cereta
, Leonel Guilherme Brasil Soares
, Mariele Zardin Moraes
, Raida Ahmad Musa Mheisen Husein
DOI: 10.12659/AJCR.951271
Am J Case Rep 2026; 27:e951271
463 817 0

08 Jul 2026 : Case report
Misdiagnosis of Endometrioid Borderline Ovarian Tumors by Intraoperative Frozen Section Pathology: A Case Report and Review of the Literature
Huifen Wang, Hongqin Du
DOI: 10.12659/AJCR.952134
Am J Case Rep 2026; 27:e952134
498 632 0

08 Jul 2026 : Case report
Misdiagnosis of Endometrioid Borderline Ovarian Tumors by Intraoperative Frozen Section Pathology: A Case Report and Review of the Literature
Huifen Wang, Hongqin Du
DOI: 10.12659/AJCR.952134
Am J Case Rep 2026; 27:e952134
498 632 0

06 Jul 2026 : Case report
Vacuum Scaling Drainage in the Treatment of Infected Elbow Charcot Neuroarthropathy: A Case Report and Literature Review
Hongyuan Yang
DOI: 10.12659/AJCR.952838
Am J Case Rep 2026; 27:e952838
474 526 0

06 Jul 2026 : Case report
Vacuum Scaling Drainage in the Treatment of Infected Elbow Charcot Neuroarthropathy: A Case Report and Literature Review
Hongyuan Yang
DOI: 10.12659/AJCR.952838
Am J Case Rep 2026; 27:e952838
474 526 0

04 Jul 2026 : Case report
Dermatitis Artefacta: A Multidisciplinary Approach
Xiaowen Wen
, Xueting Zeng
, Chao Ji
DOI: 10.12659/AJCR.952958
Am J Case Rep 2026; 27:e952958
582 709 0

04 Jul 2026 : Case report
Dermatitis Artefacta: A Multidisciplinary Approach
Xiaowen Wen
, Xueting Zeng
, Chao Ji
DOI: 10.12659/AJCR.952958
Am J Case Rep 2026; 27:e952958
582 709 0

03 Jul 2026 : Case report
Pancreatic Adenocarcinoma Presented as Paraneoplastic Dermatomyositis Complicated with Rhabdomyolysis: Case Report and Review
Jafar Alsheyyab, Hala Ahmad Al-Mahasneh, Shaimaa Y. Al-khalaileh, Hamzah A. Hasan
, Khitam Al-Refu
DOI: 10.12659/AJCR.952839
Am J Case Rep 2026; 27:e952839
841 1,047 0

03 Jul 2026 : Case report
Pancreatic Adenocarcinoma Presented as Paraneoplastic Dermatomyositis Complicated with Rhabdomyolysis: Case Report and Review
Jafar Alsheyyab, Hala Ahmad Al-Mahasneh, Shaimaa Y. Al-khalaileh, Hamzah A. Hasan
, Khitam Al-Refu
DOI: 10.12659/AJCR.952839
Am J Case Rep 2026; 27:e952839
841 1047 0

01 Jul 2026 : Case report
Acari-Induced Diarrhea in Young Adult Patients: Case Report From Indonesia
Lyana Setiawan
, Jessica Levina
, Taswin Prawira, Yulita Cindra, Jimmy Tandradynata
, Mercy Tiarmauli Panjaitan, Edho Yuwono
, Nurhadi Eko Firmansyah
, Retno Wahyuningsih
DOI: 10.12659/AJCR.952492
Am J Case Rep 2026; 27:e952492
504 629 0

01 Jul 2026 : Case report
Acari-Induced Diarrhea in Young Adult Patients: Case Report From Indonesia
Lyana Setiawan
, Jessica Levina
, Taswin Prawira, Yulita Cindra, Jimmy Tandradynata
, Mercy Tiarmauli Panjaitan, Edho Yuwono
, Nurhadi Eko Firmansyah
, Retno Wahyuningsih
DOI: 10.12659/AJCR.952492
Am J Case Rep 2026; 27:e952492
504 629 0

01 Jul 2026 : Case report
Starvation-Type Euglycemic Ketoacidosis After Unsupervised Tirzepatide Use in a Non-Obese, Non-Diabetic Woman
Eslam Elsayed Abdelshafey
, Khaled Sewify
, Atheer Almutairi, Ragheb Elmessery, Sara Alotaishan
, Yasmin Youssuf Al-Gindan, Manal Ali Ahmad
, Wael Gomaa
DOI: 10.12659/AJCR.952750
Am J Case Rep 2026; 27:e952750
846 1,502 0

01 Jul 2026 : Case report
Starvation-Type Euglycemic Ketoacidosis After Unsupervised Tirzepatide Use in a Non-Obese, Non-Diabetic Woman
Eslam Elsayed Abdelshafey
, Khaled Sewify
, Atheer Almutairi, Ragheb Elmessery, Sara Alotaishan
, Yasmin Youssuf Al-Gindan, Manal Ali Ahmad
, Wael Gomaa
DOI: 10.12659/AJCR.952750
Am J Case Rep 2026; 27:e952750
846 1502 0

27 Jun 2026 : Case report
Depicting Characteristic Staghorn Vessels in Solitary Fibrous Tumor of the Liver With Contrast-Enhanced Ultrasound and Ultrasound Localized Microscopy: A Case Report
Xue Lu
, Yuanqiang Xiao, Lili Wu, Jianning Chen
, An Liu
, Jie Ren, Yinglin Long
DOI: 10.12659/AJCR.952355
Am J Case Rep 2026; 27:e952355
532 750 0

27 Jun 2026 : Case report
Depicting Characteristic Staghorn Vessels in Solitary Fibrous Tumor of the Liver With Contrast-Enhanced Ultrasound and Ultrasound Localized Microscopy: A Case Report
Xue Lu
, Yuanqiang Xiao, Lili Wu, Jianning Chen
, An Liu
, Jie Ren, Yinglin Long
DOI: 10.12659/AJCR.952355
Am J Case Rep 2026; 27:e952355
532 750 0

20 Jun 2026 : Case report
Giant Retroperitoneal Liposarcoma Without Organ Invasion: A Rare Case Report
Leon B. Hajdari, Serbeze Kabashi Mucaj, Bese R. Morina, Egzon Daku
DOI: 10.12659/AJCR.952808
Am J Case Rep 2026; 27:e952808
533 751 0

20 Jun 2026 : Case report
Giant Retroperitoneal Liposarcoma Without Organ Invasion: A Rare Case Report
Leon B. Hajdari, Serbeze Kabashi Mucaj, Bese R. Morina, Egzon Daku
DOI: 10.12659/AJCR.952808
Am J Case Rep 2026; 27:e952808
533 751 0

06 May 2026 : Case report
Splenic Marginal Zone Lymphoma as a Vascular-Appearing Mass in a Patient With Sustained Virologic Response to Hepatitis C Therapy
Xu Hao Isaac Tan, Han Ning Yee
, Kah Wai Clarence Kwan, Alvin Yong Hui Tan
, Shawn Kok
, Min On Tan
DOI: 10.12659/AJCR.953179
Am J Case Rep 2026; 27:e953179
604 871 0

06 May 2026 : Case report
Splenic Marginal Zone Lymphoma as a Vascular-Appearing Mass in a Patient With Sustained Virologic Response to Hepatitis C Therapy
Xu Hao Isaac Tan, Han Ning Yee
, Kah Wai Clarence Kwan, Alvin Yong Hui Tan
, Shawn Kok
, Min On Tan
DOI: 10.12659/AJCR.953179
Am J Case Rep 2026; 27:e953179
604 871 0

18 Jun 2026 : Case report
Disseminated Tuberculosis Mimicking Metastatic Cancer During Ruxolitinib Therapy for Polycythemia Vera: A Case Report and Literature Review
Yuga Ono, Koji Oka
, Kenichi Ishikawa, Hisaharu Shikata, Masahiko Kaneko
DOI: 10.12659/AJCR.952683
Am J Case Rep 2026; 27:e952683
610 863 0

18 Jun 2026 : Case report
Disseminated Tuberculosis Mimicking Metastatic Cancer During Ruxolitinib Therapy for Polycythemia Vera: A Case Report and Literature Review
Yuga Ono, Koji Oka
, Kenichi Ishikawa, Hisaharu Shikata, Masahiko Kaneko
DOI: 10.12659/AJCR.952683
Am J Case Rep 2026; 27:e952683
610 863 0

16 Jun 2026 : Case report
Warm Autoimmune Hemolytic Anemia Presenting 21 Years After Liver Transplantation: A Case Report
Deepika Beereddy, Durga Naga Malleswara Rao Jonnalagadda
DOI: 10.12659/AJCR.953089
Am J Case Rep 2026; 27:e953089
651 1,016 0

16 Jun 2026 : Case report
Warm Autoimmune Hemolytic Anemia Presenting 21 Years After Liver Transplantation: A Case Report
Deepika Beereddy, Durga Naga Malleswara Rao Jonnalagadda
DOI: 10.12659/AJCR.953089
Am J Case Rep 2026; 27:e953089
651 1016 0
In Press
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.952819
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.952834
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.953320
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.952980
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