Challenging differential diagnosis

26 Aug 2026 : Case report
Atypical Presentation of Hereditary Hemorrhagic Telangiectasia Without Recurrent Epistaxis Leading to Delayed Diagnosis
Daniyaal Syed
, Farah Khan, Numair Khan
DOI: 10.12659/AJCR.953158
Am J Case Rep 2026; 27:e953158
707 696 0

26 Aug 2026 : Case report
Atypical Presentation of Hereditary Hemorrhagic Telangiectasia Without Recurrent Epistaxis Leading to Delayed Diagnosis
Daniyaal Syed
, Farah Khan, Numair Khan
DOI: 10.12659/AJCR.953158
Am J Case Rep 2026; 27:e953158
707 696 0

24 Aug 2026 : Case report
Ovarian Lymphoma and Bone Metastasis Presenting With Paraparesis in an Adolescent: A Case Report
Ryan Haryana Darajatun, Aditiyono, Siti Salima
DOI: 10.12659/AJCR.952834
Am J Case Rep 2026; 27:e952834
472 530 0

24 Aug 2026 : Case report
Ovarian Lymphoma and Bone Metastasis Presenting With Paraparesis in an Adolescent: A Case Report
Ryan Haryana Darajatun, Aditiyono, Siti Salima
DOI: 10.12659/AJCR.952834
Am J Case Rep 2026; 27:e952834
472 530 0

23 Aug 2026 : Case report
Voriconazole-Induced Pancreatitis Despite Therapeutic Trough Concentrations During Treatment of Disseminated Fusariosis in a Hospitalized Patient
Brunelda Aristilde, Marta E. Berguido de la Guardia
, Kin F. Fentie, Michael Evans, Libardo Rueda Prada
DOI: 10.12659/AJCR.953733
Am J Case Rep 2026; 27:e953733
695 809 0

23 Aug 2026 : Case report
Voriconazole-Induced Pancreatitis Despite Therapeutic Trough Concentrations During Treatment of Disseminated Fusariosis in a Hospitalized Patient
Brunelda Aristilde, Marta E. Berguido de la Guardia
, Kin F. Fentie, Michael Evans, Libardo Rueda Prada
DOI: 10.12659/AJCR.953733
Am J Case Rep 2026; 27:e953733
695 809 0

22 Aug 2026 : Case report
Werner Syndrome Masquerading as Type 2 Diabetes: A Diagnostic Odyssey Leading to Precision Medicine
Aibibai Yusufu, Asiguli Adili, Sheng Jiang, Yihan Wei, Hailin Ma
DOI: 10.12659/AJCR.952718
Am J Case Rep 2026; 27:e952718
644 653 0

22 Aug 2026 : Case report
Werner Syndrome Masquerading as Type 2 Diabetes: A Diagnostic Odyssey Leading to Precision Medicine
Aibibai Yusufu, Asiguli Adili, Sheng Jiang, Yihan Wei, Hailin Ma
DOI: 10.12659/AJCR.952718
Am J Case Rep 2026; 27:e952718
644 653 0

21 Aug 2026 : Case report
Histiocytic Sarcoma With Striking Clinical Improvement
Nur Farhanah
, Jessica Novia Hadiyanto
, Erlieza Roosdhania
, Dhesi Ariembi
, Enny Puji Astuti, Subiyakto Bustomi
, Eny Dyah Kurniawati
, Hermawan Istiadi
, Budi Setiawan
DOI: 10.12659/AJCR.952214
Am J Case Rep 2026; 27:e952214
605 749 0

21 Aug 2026 : Case report
Histiocytic Sarcoma With Striking Clinical Improvement
Nur Farhanah
, Jessica Novia Hadiyanto
, Erlieza Roosdhania
, Dhesi Ariembi
, Enny Puji Astuti, Subiyakto Bustomi
, Eny Dyah Kurniawati
, Hermawan Istiadi
, Budi Setiawan
DOI: 10.12659/AJCR.952214
Am J Case Rep 2026; 27:e952214
605 749 0

21 Aug 2026 : Case report
Left Ventricular Summit Ventricular Tachycardia Identified by Electrocardiographic Pattern Recognition and Managed With Radiofrequency Ablation
Mariana Goes Moreira, Carina Abigail Hardy, Leandro Menezes Alves da Costa, Ana Carolina Menezes Borsoi, Rodrigo Goldenstein Schainberg, Anna Beatriz Gori Montes, Rafael Amorim Belo Nunes, Thiago Midlej Brito, Daniel Castanho Genta Pereira, Roger Pereira de Oliveira
, Thiago Luis Scudeler
DOI: 10.12659/AJCR.953321
Am J Case Rep 2026; 27:e953321
567 624 0

21 Aug 2026 : Case report
Left Ventricular Summit Ventricular Tachycardia Identified by Electrocardiographic Pattern Recognition and Managed With Radiofrequency Ablation
Mariana Goes Moreira, Carina Abigail Hardy, Leandro Menezes Alves da Costa, Ana Carolina Menezes Borsoi, Rodrigo Goldenstein Schainberg, Anna Beatriz Gori Montes, Rafael Amorim Belo Nunes, Thiago Midlej Brito, Daniel Castanho Genta Pereira, Roger Pereira de Oliveira
, Thiago Luis Scudeler
DOI: 10.12659/AJCR.953321
Am J Case Rep 2026; 27:e953321
567 624 0

20 Aug 2026 : Case report
Autosomal Dominant Polycystic Kidney Disease Presenting as a Painless Epigastric Mass: A Case Report
Tajul Atiqah Zaulkafali, Aiza Nur Izdihar Zainal-Abidin
, Alan Basil Peter
, Mohamed-Syarif Mohamed-Yassin
DOI: 10.12659/AJCR.952751
Am J Case Rep 2026; 27:e952751
585 578 0

20 Aug 2026 : Case report
Autosomal Dominant Polycystic Kidney Disease Presenting as a Painless Epigastric Mass: A Case Report
Tajul Atiqah Zaulkafali, Aiza Nur Izdihar Zainal-Abidin
, Alan Basil Peter
, Mohamed-Syarif Mohamed-Yassin
DOI: 10.12659/AJCR.952751
Am J Case Rep 2026; 27:e952751
585 578 0

17 Aug 2026 : Case report
From Sight to Stridor: Recurrent Angioedema in Systemic Lupus Erythematosus Associated With Complement Activation
Seyed Khalafi, Lanna Felde
DOI: 10.12659/AJCR.953593
Am J Case Rep 2026; 27:e953593
796 1,230 0

17 Aug 2026 : Case report
From Sight to Stridor: Recurrent Angioedema in Systemic Lupus Erythematosus Associated With Complement Activation
Seyed Khalafi, Lanna Felde
DOI: 10.12659/AJCR.953593
Am J Case Rep 2026; 27:e953593
796 1230 0

16 Aug 2026 : Case report
Severe Tricuspid Regurgitation: Traumatic Papillary Muscle Rupture Mimicking Infective Endocarditis—A Case Report
Soichiro Kobayashi, Taku Omori
, Daisuke Izumi, Toshiya Tokui, Atsunobu Kasai, Kaoru Dohi
DOI: 10.12659/AJCR.952267
Am J Case Rep 2026; 27:e952267
652 709 0

16 Aug 2026 : Case report
Severe Tricuspid Regurgitation: Traumatic Papillary Muscle Rupture Mimicking Infective Endocarditis—A Case Report
Soichiro Kobayashi, Taku Omori
, Daisuke Izumi, Toshiya Tokui, Atsunobu Kasai, Kaoru Dohi
DOI: 10.12659/AJCR.952267
Am J Case Rep 2026; 27:e952267
652 709 0

14 Aug 2026 : Case report
Systemic Reaction After Centipede Bite in a Child: Diagnostic Challenges Between Toxic and Hypersensitivity Mechanisms
Takatoshi Murakami, Yusuke Miyashita, Toshihiko Nonaka, Mika Ogata, Kimitoshi Nakamura
DOI: 10.12659/AJCR.953155
Am J Case Rep 2026; 27:e953155
1,528 1,723 0

14 Aug 2026 : Case report
Systemic Reaction After Centipede Bite in a Child: Diagnostic Challenges Between Toxic and Hypersensitivity Mechanisms
Takatoshi Murakami, Yusuke Miyashita, Toshihiko Nonaka, Mika Ogata, Kimitoshi Nakamura
DOI: 10.12659/AJCR.953155
Am J Case Rep 2026; 27:e953155
1528 1723 0

14 Aug 2026 : Case report
A Rare Case of Takotsubo Cardiomyopathy Recurrence With Alternate Reverse Phenotypes
Joud Fahed
, Sara Samadani, Abdul Mohammad
, Wongelawit F. Zerihun, Mohamed H. Abdalaziz, Danhue Moodie
DOI: 10.12659/AJCR.952861
Am J Case Rep 2026; 27:e952861
717 866 0

14 Aug 2026 : Case report
A Rare Case of Takotsubo Cardiomyopathy Recurrence With Alternate Reverse Phenotypes
Joud Fahed
, Sara Samadani, Abdul Mohammad
, Wongelawit F. Zerihun, Mohamed H. Abdalaziz, Danhue Moodie
DOI: 10.12659/AJCR.952861
Am J Case Rep 2026; 27:e952861
717 866 0

13 Aug 2026 : Case report
Neonatal Endogenous Endophthalmitis Complicated by Spontaneous Globe Rupture: A Case Report
Mary Robinson, Apurwa Naik
, Cigdem Ozturk, Kenneth Alexander
DOI: 10.12659/AJCR.952748
Am J Case Rep 2026; 27:e952748
664 776 0

13 Aug 2026 : Case report
Neonatal Endogenous Endophthalmitis Complicated by Spontaneous Globe Rupture: A Case Report
Mary Robinson, Apurwa Naik
, Cigdem Ozturk, Kenneth Alexander
DOI: 10.12659/AJCR.952748
Am J Case Rep 2026; 27:e952748
664 776 0

12 Aug 2026 : Case report
Solitary Peritoneal Metastasis of AFP-Negative Hepatocellular Carcinoma in a 65-Year-Old Man with a History of Lung Adenocarcinoma: A Case Report
Zhineng Xie, Jie Huang, Kailong Fu
DOI: 10.12659/AJCR.953374
Am J Case Rep 2026; 27:e953374
621 810 0

12 Aug 2026 : Case report
Solitary Peritoneal Metastasis of AFP-Negative Hepatocellular Carcinoma in a 65-Year-Old Man with a History of Lung Adenocarcinoma: A Case Report
Zhineng Xie, Jie Huang, Kailong Fu
DOI: 10.12659/AJCR.953374
Am J Case Rep 2026; 27:e953374
621 810 0

10 Aug 2026 : Case report
Massive Inferior Vena Cava Thrombosis and Pulmonary Embolism Secondary to Hepatic Hydatid Cyst: A Fatal Case
Abdulrahman Alozaymi, Roaa Amer
, Abdulaziz Fahad Alsayari
DOI: 10.12659/AJCR.952041
Am J Case Rep 2026; 27:e952041
720 736 0

10 Aug 2026 : Case report
Massive Inferior Vena Cava Thrombosis and Pulmonary Embolism Secondary to Hepatic Hydatid Cyst: A Fatal Case
Abdulrahman Alozaymi, Roaa Amer
, Abdulaziz Fahad Alsayari
DOI: 10.12659/AJCR.952041
Am J Case Rep 2026; 27:e952041
720 736 0

09 Aug 2026 : Case report
Invasive Breast Cancer Complicated by Colitis After TCbHP Chemotherapy: A Case Report
Zicong You
, Yue Deng, Shiying Cao, Fei Wang
DOI: 10.12659/AJCR.952507
Am J Case Rep 2026; 27:e952507
632 940 0

09 Aug 2026 : Case report
Invasive Breast Cancer Complicated by Colitis After TCbHP Chemotherapy: A Case Report
Zicong You
, Yue Deng, Shiying Cao, Fei Wang
DOI: 10.12659/AJCR.952507
Am J Case Rep 2026; 27:e952507
632 940 0

07 Aug 2026 : Case report
Clear Cell Carcinoma of the Left Colon: A Case Report
Mohamed Ahmed
, Abubaker K.S. Khalid
, Olive Cummins
, Kate Richards
DOI: 10.12659/AJCR.952922
Am J Case Rep 2026; 27:e952922
541 713 0

07 Aug 2026 : Case report
Clear Cell Carcinoma of the Left Colon: A Case Report
Mohamed Ahmed
, Abubaker K.S. Khalid
, Olive Cummins
, Kate Richards
DOI: 10.12659/AJCR.952922
Am J Case Rep 2026; 27:e952922
541 713 0

06 Aug 2026 : Case report
Perioperative Anaphylactic Shock Induced by Cisatracurium: A Case Demonstrating the Diagnostic and Clinical Value of Early Skin Testing
Yu Ying, Shenglan Tian, Jingli Chen, Keding Wang, Shenghua Li
DOI: 10.12659/AJCR.952854
Am J Case Rep 2026; 27:e952854
603 784 0

06 Aug 2026 : Case report
Perioperative Anaphylactic Shock Induced by Cisatracurium: A Case Demonstrating the Diagnostic and Clinical Value of Early Skin Testing
Yu Ying, Shenglan Tian, Jingli Chen, Keding Wang, Shenghua Li
DOI: 10.12659/AJCR.952854
Am J Case Rep 2026; 27:e952854
603 784 0

05 Aug 2026 : Case report
Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 70-Year-Old Woman
Tian Luo, Kang Luo, JunBing Lin, Qiang Huang
DOI: 10.12659/AJCR.952577
Am J Case Rep 2026; 27:e952577
569 685 0

05 Aug 2026 : Case report
Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 70-Year-Old Woman
Tian Luo, Kang Luo, JunBing Lin, Qiang Huang
DOI: 10.12659/AJCR.952577
Am J Case Rep 2026; 27:e952577
569 685 0

22 Jun 2026 : Case report
Suspected Adult-Onset Congenital Myasthenic Syndrome Associated With a Heterozygous CHRND Variant in a Patient With Seropositive Rheumatoid Arthritis: A Case Report
Khaled Abdulwahab Amer
, Hanan Hassan Almalki
, Faisal Saud Alhudaithi
DOI: 10.12659/AJCR.952887
Am J Case Rep 2026; 27:e952887
616 974 0

22 Jun 2026 : Case report
Suspected Adult-Onset Congenital Myasthenic Syndrome Associated With a Heterozygous CHRND Variant in a Patient With Seropositive Rheumatoid Arthritis: A Case Report
Khaled Abdulwahab Amer
, Hanan Hassan Almalki
, Faisal Saud Alhudaithi
DOI: 10.12659/AJCR.952887
Am J Case Rep 2026; 27:e952887
616 974 0

04 Aug 2026 : Case report
Coexistence of Neurofibromatosis Type 1 and Marfan Syndrome in a 13-Year-Old Boy: A Case Report
Piotr Wieniawski
, Magdalena Warych
, Beata Kucińska
, Izabela Janiec, Bożena Werner
DOI: 10.12659/AJCR.950868
Am J Case Rep 2026; 27:e950868
737 1,025 0

04 Aug 2026 : Case report
Coexistence of Neurofibromatosis Type 1 and Marfan Syndrome in a 13-Year-Old Boy: A Case Report
Piotr Wieniawski
, Magdalena Warych
, Beata Kucińska
, Izabela Janiec, Bożena Werner
DOI: 10.12659/AJCR.950868
Am J Case Rep 2026; 27:e950868
737 1025 0

03 Aug 2026 : Case report
Pustules in Stevens-Johnson Syndrome
Shunya Nagata, Takaie Kuki, Miyuki Kato
DOI: 10.12659/AJCR.953161
Am J Case Rep 2026; 27:e953161
609 787 0

03 Aug 2026 : Case report
Pustules in Stevens-Johnson Syndrome
Shunya Nagata, Takaie Kuki, Miyuki Kato
DOI: 10.12659/AJCR.953161
Am J Case Rep 2026; 27:e953161
609 787 0

03 Aug 2026 : Case report
Acute Appendicitis as a Precipitating Factor for Diabetic Ketosis in Newly Diagnosed Type 2 Diabetes Mellitus: A Case Report
Ziyang Wang, Meijia Yang
DOI: 10.12659/AJCR.952909
Am J Case Rep 2026; 27:e952909
652 919 0

03 Aug 2026 : Case report
Acute Appendicitis as a Precipitating Factor for Diabetic Ketosis in Newly Diagnosed Type 2 Diabetes Mellitus: A Case Report
Ziyang Wang, Meijia Yang
DOI: 10.12659/AJCR.952909
Am J Case Rep 2026; 27:e952909
652 919 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
803 984 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
803 984 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
597 1,162 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
597 1162 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
518 703 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
518 703 0
In Press
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Am J Case Rep In Press; DOI: 10.12659/AJCR.954178
Case report
Am J Case Rep In Press; DOI: 10.12659/AJCR.954110
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Am J Case Rep In Press; DOI: 10.12659/AJCR.953469
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Am J Case Rep In Press; DOI: 10.12659/AJCR.954338
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