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Unusual or unexpected effect of treatment

#952592

21 Apr 2026 : Case report  Japan

Severe Optic Neuroretinitis and Vitreous Hemorrhage in Pediatric Cat-Scratch Disease: A Case With Irreversible Visual Impairment

Satoko Koga, Kie Iida ORCID logo, Hiromi Onouchi, Masayuki Washizawa, Toshiaki Goseki ORCID logo

DOI: 10.12659/AJCR.952592

Am J Case Rep 2026; 27:e952592

649 1,098 0

#952592

21 Apr 2026 : Case report  Japan

Severe Optic Neuroretinitis and Vitreous Hemorrhage in Pediatric Cat-Scratch Disease: A Case With Irreversible Visual Impairment

Satoko Koga, Kie Iida ORCID logo, Hiromi Onouchi, Masayuki Washizawa, Toshiaki Goseki ORCID logo

DOI: 10.12659/AJCR.952592

Am J Case Rep 2026; 27:e952592

649 1098 0

#951250

18 Apr 2026 : Case report  Poland

Prenatal Diagnosis of Renal Cysts and Diabetes Syndrome (RCAD): A Case Report

Maisa Manasar-Dyrbuś ORCID logo, Rafał Stojko ORCID logo, Monika Paul-Samojedny ORCID logo, Ewa Winkowska ORCID logo, Jakub Staniczek ORCID logo

DOI: 10.12659/AJCR.951250

Am J Case Rep 2026; 27:e951250

714 1,025 0

#951250

18 Apr 2026 : Case report  Poland

Prenatal Diagnosis of Renal Cysts and Diabetes Syndrome (RCAD): A Case Report

Maisa Manasar-Dyrbuś ORCID logo, Rafał Stojko ORCID logo, Monika Paul-Samojedny ORCID logo, Ewa Winkowska ORCID logo, Jakub Staniczek ORCID logo

DOI: 10.12659/AJCR.951250

Am J Case Rep 2026; 27:e951250

714 1025 0

#950432

09 Apr 2026 : Case report  USA

Efficacy of Ipilimumab and Nivolumab Rechallenge in a Long-Term Melanoma Survivor: A Case Report

A. Maria Vromans ORCID logo, Maria Constantinou

DOI: 10.12659/AJCR.950432

Am J Case Rep 2026; 27:e950432

496 1,665 0

#950432

09 Apr 2026 : Case report  USA

Efficacy of Ipilimumab and Nivolumab Rechallenge in a Long-Term Melanoma Survivor: A Case Report

A. Maria Vromans ORCID logo, Maria Constantinou

DOI: 10.12659/AJCR.950432

Am J Case Rep 2026; 27:e950432

496 1665 0

#951872

16 Apr 2026 : Case report  China

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 ORCID logo, Chao-Lin Huang ORCID logo, Yin Yuan

DOI: 10.12659/AJCR.951872

Am J Case Rep 2026; 27:e951872

870 1,366 0

#951872

16 Apr 2026 : Case report  China

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 ORCID logo, Chao-Lin Huang ORCID logo, Yin Yuan

DOI: 10.12659/AJCR.951872

Am J Case Rep 2026; 27:e951872

870 1366 0

#951228

15 Apr 2026 : Case report  China

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 ORCID logo, Jian-an Huang, Chuanyong Mu

DOI: 10.12659/AJCR.951228

Am J Case Rep 2026; 27:e951228

540 757 0

#951228

15 Apr 2026 : Case report  China

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 ORCID logo, Jian-an Huang, Chuanyong Mu

DOI: 10.12659/AJCR.951228

Am J Case Rep 2026; 27:e951228

540 757 0

#951708

14 Apr 2026 : Case report  Saudi Arabia

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

485 916 0

#951708

14 Apr 2026 : Case report  Saudi Arabia

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

485 916 0

#951235

13 Apr 2026 : Case report  China

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

534 867 0

#951235

13 Apr 2026 : Case report  China

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

534 867 0

#951965

12 Apr 2026 : Case report  Saudi Arabia

Successful Spontaneous Twin Pregnancy Following Bone Marrow Transplant and Gastric Cancer Surgery: A Case Report

Hessa Khalid Sulaiman Almuhaisen ORCID logo, Sara Abdulaziz AlShubat ORCID logo, Ashwaq Nasser AlRaqeeb ORCID logo, Elham Awad Saeed AlQarni ORCID logo

DOI: 10.12659/AJCR.951965

Am J Case Rep 2026; 27:e951965

556 826 0

#951965

12 Apr 2026 : Case report  Saudi Arabia

Successful Spontaneous Twin Pregnancy Following Bone Marrow Transplant and Gastric Cancer Surgery: A Case Report

Hessa Khalid Sulaiman Almuhaisen ORCID logo, Sara Abdulaziz AlShubat ORCID logo, Ashwaq Nasser AlRaqeeb ORCID logo, Elham Awad Saeed AlQarni ORCID logo

DOI: 10.12659/AJCR.951965

Am J Case Rep 2026; 27:e951965

556 826 0

#951927

06 Apr 2026 : Case report  USA

Lyme Neuroborreliosis With Acute Encephalopathy Despite Early Antibiotic Therapy: A Case Report

Jon M. Johannesson, Kristen V. Dicks, Michelle E. Perkons ORCID logo, Diego F. Cepeda Mora, Matthew W. Luedke ORCID logo, Matthew E. Ehrlich ORCID logo, Jessica L. Houk, Mehri S. McKellar

DOI: 10.12659/AJCR.951927

Am J Case Rep 2026; 27:e951927

532 1,223 0

#951927

06 Apr 2026 : Case report  USA

Lyme Neuroborreliosis With Acute Encephalopathy Despite Early Antibiotic Therapy: A Case Report

Jon M. Johannesson, Kristen V. Dicks, Michelle E. Perkons ORCID logo, Diego F. Cepeda Mora, Matthew W. Luedke ORCID logo, Matthew E. Ehrlich ORCID logo, Jessica L. Houk, Mehri S. McKellar

DOI: 10.12659/AJCR.951927

Am J Case Rep 2026; 27:e951927

532 1223 0

#952222

06 Apr 2026 : Case report  Japan

Severely Calcified Proximal Superficial Femoral Artery Lesion Treated With Bamboo Spear Technique Under Complete Ultrasound Guidance: A Case Report

Yoshinori Sakamoto ORCID logo, Atsuhiko Sugimoto

DOI: 10.12659/AJCR.952222

Am J Case Rep 2026; 27:e952222

459 789 0

#952222

06 Apr 2026 : Case report  Japan

Severely Calcified Proximal Superficial Femoral Artery Lesion Treated With Bamboo Spear Technique Under Complete Ultrasound Guidance: A Case Report

Yoshinori Sakamoto ORCID logo, Atsuhiko Sugimoto

DOI: 10.12659/AJCR.952222

Am J Case Rep 2026; 27:e952222

459 789 0

#951751

05 Apr 2026 : Case report  Vietnam

Methotrexate-Induced Encephalopathy Mimicking Acute Ischemic Stroke in an Adolescent With Osteosarcoma: A Case Report

Trinh Van Duong ORCID logo, Duong Thu Huong ORCID logo, Khoa Quy ORCID logo, Nguyen Thi Minh Phuong ORCID logo, Ha Quoc Hung ORCID logo

DOI: 10.12659/AJCR.951751

Am J Case Rep 2026; 27:e951751

492 1,092 0

#951751

05 Apr 2026 : Case report  Vietnam

Methotrexate-Induced Encephalopathy Mimicking Acute Ischemic Stroke in an Adolescent With Osteosarcoma: A Case Report

Trinh Van Duong ORCID logo, Duong Thu Huong ORCID logo, Khoa Quy ORCID logo, Nguyen Thi Minh Phuong ORCID logo, Ha Quoc Hung ORCID logo

DOI: 10.12659/AJCR.951751

Am J Case Rep 2026; 27:e951751

492 1092 0

#951333

03 Apr 2026 : Case report  China

A 62-Year-Old Man With Tricuspid Valve Endocarditis, Bacteremia, and Septic Pulmonary Embolism Following Long-Needle Acupuncture

Yi Zhang ORCID logo, Li Yi

DOI: 10.12659/AJCR.951333

Am J Case Rep 2026; 27:e951333

585 899 0

#951333

03 Apr 2026 : Case report  China

A 62-Year-Old Man With Tricuspid Valve Endocarditis, Bacteremia, and Septic Pulmonary Embolism Following Long-Needle Acupuncture

Yi Zhang ORCID logo, Li Yi

DOI: 10.12659/AJCR.951333

Am J Case Rep 2026; 27:e951333

585 899 0

#952509

02 Apr 2026 : Case report  Saudi Arabia

Use of Apixaban for Venous Thromboembolism Prophylaxis in an Older Hemodialysis Patient After Total Knee Replacement: A Case Report

Abdalrhman H. Alanizi ORCID logo, Noof H. Alanazi, Aseel S. Bin Makhash, Rana H. Alotibi, Reem M. Qubaiban, Amal M. Badawoud, Maad F. AlSaati

DOI: 10.12659/AJCR.952509

Am J Case Rep 2026; 27:e952509

475 1,493 0

#952509

02 Apr 2026 : Case report  Saudi Arabia

Use of Apixaban for Venous Thromboembolism Prophylaxis in an Older Hemodialysis Patient After Total Knee Replacement: A Case Report

Abdalrhman H. Alanizi ORCID logo, Noof H. Alanazi, Aseel S. Bin Makhash, Rana H. Alotibi, Reem M. Qubaiban, Amal M. Badawoud, Maad F. AlSaati

DOI: 10.12659/AJCR.952509

Am J Case Rep 2026; 27:e952509

475 1493 0

#951012

29 Mar 2026 : Case report  Japan

Thermal Injury Leading to Myocardial Perforation During Cavotricuspid Isthmus Ablation: A Case Report

Kohei Sawasaki, Natsuko Hosoya, Masahiro Mutoh

DOI: 10.12659/AJCR.951012

Am J Case Rep 2026; 27:e951012

432 710 0

#951012

29 Mar 2026 : Case report  Japan

Thermal Injury Leading to Myocardial Perforation During Cavotricuspid Isthmus Ablation: A Case Report

Kohei Sawasaki, Natsuko Hosoya, Masahiro Mutoh

DOI: 10.12659/AJCR.951012

Am J Case Rep 2026; 27:e951012

432 710 0

#950915

21 Mar 2026 : Case report  Japan

Janus Kinase Inhibitor Upadacitinib in Elderly-Onset Rheumatoid Arthritis With Hip Osteoarthritis: A Case Report

Yusuke Sanji, Isao Matsushita, Eiji Takahashi, Makoto Fukui, Hironori Kitajima ORCID logo, Ayumi Kaneuji

DOI: 10.12659/AJCR.950915

Am J Case Rep 2026; 27:e950915

570 854 0

#950915

21 Mar 2026 : Case report  Japan

Janus Kinase Inhibitor Upadacitinib in Elderly-Onset Rheumatoid Arthritis With Hip Osteoarthritis: A Case Report

Yusuke Sanji, Isao Matsushita, Eiji Takahashi, Makoto Fukui, Hironori Kitajima ORCID logo, Ayumi Kaneuji

DOI: 10.12659/AJCR.950915

Am J Case Rep 2026; 27:e950915

570 854 0

#947844

23 Mar 2026 : Case report  Indonesia

Isolated Premature Menarche in a 17-Month-Old: A Case Report

Dewi Rani Pelitawati ORCID logo, Artha Falentin Putri Susilo ORCID logo, Anita Rachmawati ORCID logo, Wiryawan Permadi ORCID logo, Putri Nadhira Adinda Adriansyah ORCID logo, Nabila Chantikarizky Hasanah ORCID logo

DOI: 10.12659/AJCR.947844

Am J Case Rep 2026; 27:e947844

653 1,771 0

#947844

23 Mar 2026 : Case report  Indonesia

Isolated Premature Menarche in a 17-Month-Old: A Case Report

Dewi Rani Pelitawati ORCID logo, Artha Falentin Putri Susilo ORCID logo, Anita Rachmawati ORCID logo, Wiryawan Permadi ORCID logo, Putri Nadhira Adinda Adriansyah ORCID logo, Nabila Chantikarizky Hasanah ORCID logo

DOI: 10.12659/AJCR.947844

Am J Case Rep 2026; 27:e947844

653 1771 0

#951064

17 Feb 2026 : Case report  United Arab Emirates

Anti-MDA5 Antibody-Positive Dermatomyositis in Emirati Patients: A Case Series Highlighting Clinical Variability

Deena Ahmed, Khulood Khawaja, Afra Al Dhaheri, Abdulla Alshamsi, Amna Almheiri, Ahlam Almarzooqi, Sarah Al Qassimi, Rajaie Namas, Gehad ElGhazali

DOI: 10.12659/AJCR.951064

Am J Case Rep 2026; 27:e951064

977 2,357 0

#951064

17 Feb 2026 : Case report  United Arab Emirates

Anti-MDA5 Antibody-Positive Dermatomyositis in Emirati Patients: A Case Series Highlighting Clinical Variability

Deena Ahmed, Khulood Khawaja, Afra Al Dhaheri, Abdulla Alshamsi, Amna Almheiri, Ahlam Almarzooqi, Sarah Al Qassimi, Rajaie Namas, Gehad ElGhazali

DOI: 10.12659/AJCR.951064

Am J Case Rep 2026; 27:e951064

977 2357 0

#951570

19 Mar 2026 : Case report  Thailand

Early Diagnosis of Nieman–Pick Disease Type C and Rapid Response of Gelastic Cataplexy to Treatment With N-Acetyl-L-Leucine: A Case Report

Kitiwan Rojnueangnit ORCID logo, Sukita Puttamanee ORCID logo, Sukkrawan Intarakhao, Khanittha Khusiwilai ORCID logo

DOI: 10.12659/AJCR.951570

Am J Case Rep 2026; 27:e951570

673 1,109 0

#951570

19 Mar 2026 : Case report  Thailand

Early Diagnosis of Nieman–Pick Disease Type C and Rapid Response of Gelastic Cataplexy to Treatment With N-Acetyl-L-Leucine: A Case Report

Kitiwan Rojnueangnit ORCID logo, Sukita Puttamanee ORCID logo, Sukkrawan Intarakhao, Khanittha Khusiwilai ORCID logo

DOI: 10.12659/AJCR.951570

Am J Case Rep 2026; 27:e951570

673 1109 0

#951067

18 Mar 2026 : Case report  USA

Therapeutic Use of Melatonin for Gastrointestinal Motility and Hypersomnolence in a Patient With Pineal Cyst Pathology

Austin R. Cross, Julia R. Van Liew ORCID logo, Poojan Thakkar ORCID logo, Autumn Brunia ORCID logo

DOI: 10.12659/AJCR.951067

Am J Case Rep 2026; 27:e951067

722 1,667 0

#951067

18 Mar 2026 : Case report  USA

Therapeutic Use of Melatonin for Gastrointestinal Motility and Hypersomnolence in a Patient With Pineal Cyst Pathology

Austin R. Cross, Julia R. Van Liew ORCID logo, Poojan Thakkar ORCID logo, Autumn Brunia ORCID logo

DOI: 10.12659/AJCR.951067

Am J Case Rep 2026; 27:e951067

722 1667 0

#950688

17 Mar 2026 : Case report  Saudi Arabia

Linezolid-Associated Triad of Acute Pancreatitis, Lactic Acidosis, and Hypoglycemia: A Rare Case Report and Literature Review

Manar Abdullah Makin, Ahmed Hussein Subki ORCID logo, Manal Ismail Bokhary

DOI: 10.12659/AJCR.950688

Am J Case Rep 2026; 27:e950688

625 1,194 0

#950688

17 Mar 2026 : Case report  Saudi Arabia

Linezolid-Associated Triad of Acute Pancreatitis, Lactic Acidosis, and Hypoglycemia: A Rare Case Report and Literature Review

Manar Abdullah Makin, Ahmed Hussein Subki ORCID logo, Manal Ismail Bokhary

DOI: 10.12659/AJCR.950688

Am J Case Rep 2026; 27:e950688

625 1194 0

#950833

15 Mar 2026 : Case report  China

Significant Improvement in High Myopic Anisometropic Amblyopia Treated With Repeated Low-Level Red-Light (RLRL) Therapy: A Case Report

Qiu-Jian Zhu, Jian-Jun Liu, Lan-Jun Niu, Guang-Hui Zhao

DOI: 10.12659/AJCR.950833

Am J Case Rep 2026; 27:e950833

635 1,671 0

#950833

15 Mar 2026 : Case report  China

Significant Improvement in High Myopic Anisometropic Amblyopia Treated With Repeated Low-Level Red-Light (RLRL) Therapy: A Case Report

Qiu-Jian Zhu, Jian-Jun Liu, Lan-Jun Niu, Guang-Hui Zhao

DOI: 10.12659/AJCR.950833

Am J Case Rep 2026; 27:e950833

635 1671 0

#951331

12 Feb 2026 : Case report  USA

Bilateral Adrenal Infarction as an Uncommon Complication of Heparin-Induced Thrombocytopenia: A Case Report

Abhinav Singla ORCID logo, Asmita Addanki ORCID logo, Aleena Shahnawaz ORCID logo, Alyssa Catherine Raj ORCID logo, Anam Sadia, Shah Rukh, Muhammad Ali ORCID logo, Aleksandra Murawska Baptista ORCID logo

DOI: 10.12659/AJCR.951331

Am J Case Rep 2026; 27:e951331

769 1,242 0

#951331

12 Feb 2026 : Case report  USA

Bilateral Adrenal Infarction as an Uncommon Complication of Heparin-Induced Thrombocytopenia: A Case Report

Abhinav Singla ORCID logo, Asmita Addanki ORCID logo, Aleena Shahnawaz ORCID logo, Alyssa Catherine Raj ORCID logo, Anam Sadia, Shah Rukh, Muhammad Ali ORCID logo, Aleksandra Murawska Baptista ORCID logo

DOI: 10.12659/AJCR.951331

Am J Case Rep 2026; 27:e951331

769 1242 0

#950337

11 Mar 2026 : Case report  China

Capsaicin-Triggered Vaginal Burning Due to Obstructed Rectovaginal Fistula: A Rare Case of Perineal Coproliths

Yujiao Wu, Weizheng Huang, Yong Wen, Cengzi Huang, Yaling Li, Jun Li

DOI: 10.12659/AJCR.950337

Am J Case Rep 2026; 27:e950337

700 1,368 0

#950337

11 Mar 2026 : Case report  China

Capsaicin-Triggered Vaginal Burning Due to Obstructed Rectovaginal Fistula: A Rare Case of Perineal Coproliths

Yujiao Wu, Weizheng Huang, Yong Wen, Cengzi Huang, Yaling Li, Jun Li

DOI: 10.12659/AJCR.950337

Am J Case Rep 2026; 27:e950337

700 1368 0

#950992

09 Mar 2026 : Case report  China

Recurrent Eosinophilic Pancreatitis With Eosinophilic Gastroenteritis: A Case Report

Xinyu Li, Donglei Zhang, Yanchen Li, Kunning Zhang, Ning Li

DOI: 10.12659/AJCR.950992

Am J Case Rep 2026; 27:e950992

554 1,363 0

#950992

09 Mar 2026 : Case report  China

Recurrent Eosinophilic Pancreatitis With Eosinophilic Gastroenteritis: A Case Report

Xinyu Li, Donglei Zhang, Yanchen Li, Kunning Zhang, Ning Li

DOI: 10.12659/AJCR.950992

Am J Case Rep 2026; 27:e950992

554 1363 0

In Press

Case report  China

Acute Appendicitis as a Precipitating Factor for Diabetic Ketosis in Newly Diagnosed Type 2 Diabetes Mellit...

Am J Case Rep In Press; DOI: 10.12659/AJCR.952909  

Case report  Poland

Coexistence of Neurofibromatosis Type 1 and Marfan Syndrome in a 13-Year-Old Boy: A Case Report

Am J Case Rep In Press; DOI: 10.12659/AJCR.950868  

Case report  Japan

Right Ventricular Metastasis From Cervical Cancer Treated With Pembrolizumab-Containing Chemotherapy: A Cas...

Am J Case Rep In Press; DOI: 10.12659/AJCR.952931  

Case report  China

Chest Pain Due to Anomalous Origin of the Left Circumflex Artery From the Opposite Sinus of Valsalva in a 7...

Am J Case Rep In Press; DOI: 10.12659/AJCR.952577  

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923