Challenging differential diagnosis

03 Mar 2026 : Case report
A 17-Year-Old Male Adolescent With a Giant Isolated Scalp Neurofibroma Associated With a Calvarial Defect: A Case Report
Mustafa Kaya, Muhammed Ömer Bakaç, Cemil Atahan Cevrioğlu, Çağla Özdemir
DOI: 10.12659/AJCR.952287
Am J Case Rep 2026; 27:e952287
350 578 0

03 Mar 2026 : Case report
A 17-Year-Old Male Adolescent With a Giant Isolated Scalp Neurofibroma Associated With a Calvarial Defect: A Case Report
Mustafa Kaya, Muhammed Ömer Bakaç, Cemil Atahan Cevrioğlu, Çağla Özdemir
DOI: 10.12659/AJCR.952287
Am J Case Rep 2026; 27:e952287
350 578 0

30 Mar 2026 : Case report
Laparoscopic Biliary Revision for Choledocholithiasis After Roux-en-Y-Gastric Bypass: A Case Report and Discussion of Management Strategies
Robin Benhauresch, Alexander A. Gogos, Bernhard Magdeburg, Christopher Soll, Magdalena Biraima-Steinemann, Marius Arbogast
DOI: 10.12659/AJCR.950040
Am J Case Rep 2026; 27:e950040
228 326 0

30 Mar 2026 : Case report
Laparoscopic Biliary Revision for Choledocholithiasis After Roux-en-Y-Gastric Bypass: A Case Report and Discussion of Management Strategies
Robin Benhauresch, Alexander A. Gogos, Bernhard Magdeburg, Christopher Soll, Magdalena Biraima-Steinemann, Marius Arbogast
DOI: 10.12659/AJCR.950040
Am J Case Rep 2026; 27:e950040
228 326 0

01 Apr 2026 : Case report
A 64-Year-Old Man Presenting With Diplopia and Right Orbital Swelling Due to Mucosa-Associated Lymphoid Tissue Lymphoma
Lubna M. Altamimi, Farjah H. Algahtani
, Mohammed Ghannam Alharbi, Fadi S. Alakeel, Beshayer A. Alhentti
DOI: 10.12659/AJCR.951426
Am J Case Rep 2026; 27:e951426
183 314 0

01 Apr 2026 : Case report
A 64-Year-Old Man Presenting With Diplopia and Right Orbital Swelling Due to Mucosa-Associated Lymphoid Tissue Lymphoma
Lubna M. Altamimi, Farjah H. Algahtani
, Mohammed Ghannam Alharbi, Fadi S. Alakeel, Beshayer A. Alhentti
DOI: 10.12659/AJCR.951426
Am J Case Rep 2026; 27:e951426
183 314 0

31 Mar 2026 : Case report
Pancreatic Solitary Fibrous Tumor: A Common Tumor Occurring in a Rare Location
Qiang Zeng, Guo-ping Li, Yu-peng Chen, Fang-ling Song, Feng Gao, Jie-zhen Li
DOI: 10.12659/AJCR.950097
Am J Case Rep 2026; 27:e950097
240 358 0

31 Mar 2026 : Case report
Pancreatic Solitary Fibrous Tumor: A Common Tumor Occurring in a Rare Location
Qiang Zeng, Guo-ping Li, Yu-peng Chen, Fang-ling Song, Feng Gao, Jie-zhen Li
DOI: 10.12659/AJCR.950097
Am J Case Rep 2026; 27:e950097
240 358 0

29 Mar 2026 : Case report
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
244 350 0

29 Mar 2026 : Case report
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
244 350 0

29 Mar 2026 : Case report
Diagnostic Role of Anterior Segment Optical Coherence Tomography in an Atypical Presentation of Varicella Zoster Virus Interstitial Keratitis: A Case Report
Khalid Alsaggaf, Deema E. Jomar, Samar A. Al-Swailem
DOI: 10.12659/AJCR.950659
Am J Case Rep 2026; 27:e950659
289 319 0

29 Mar 2026 : Case report
Diagnostic Role of Anterior Segment Optical Coherence Tomography in an Atypical Presentation of Varicella Zoster Virus Interstitial Keratitis: A Case Report
Khalid Alsaggaf, Deema E. Jomar, Samar A. Al-Swailem
DOI: 10.12659/AJCR.950659
Am J Case Rep 2026; 27:e950659
289 319 0

28 Mar 2026 : Case report
Anti-Ma2 Encephalitis as a Treatable Cause of Narcolepsy Type 1: A Case Report
Meng Wang, Ning Zhang, Zhijie Bian, Yao Li, Shuhui Wang
DOI: 10.12659/AJCR.951827
Am J Case Rep 2026; 27:e951827
257 432 0

28 Mar 2026 : Case report
Anti-Ma2 Encephalitis as a Treatable Cause of Narcolepsy Type 1: A Case Report
Meng Wang, Ning Zhang, Zhijie Bian, Yao Li, Shuhui Wang
DOI: 10.12659/AJCR.951827
Am J Case Rep 2026; 27:e951827
257 432 0

28 Mar 2026 : Case report
Hormone Receptor–Positive Encapsulated Papillary Carcinoma of the Breast With High-Grade Cytological Features: A Case Report With Invasive Heterogeneity
Yao Liu, Akihiro Shioya
, Yusuke Haba, Masafumi Inokuchi, Sohsuke Yamada
DOI: 10.12659/AJCR.951744
Am J Case Rep 2026; 27:e951744
273 370 0

28 Mar 2026 : Case report
Hormone Receptor–Positive Encapsulated Papillary Carcinoma of the Breast With High-Grade Cytological Features: A Case Report With Invasive Heterogeneity
Yao Liu, Akihiro Shioya
, Yusuke Haba, Masafumi Inokuchi, Sohsuke Yamada
DOI: 10.12659/AJCR.951744
Am J Case Rep 2026; 27:e951744
273 370 0

27 Mar 2026 : Case report
Reverse Takotsubo Syndrome Triggered by COVID-19–Associated Cytokine Storm: Unveiling a Novel Pattern of Myocardial Dysfunction in SARS-CoV-2 Infection
Killen H. Briones-Claudett
, Killen H. Briones-Zamora
, Jaime Benites Solís
, María Antonieta Touriz Bonifaz
, Enny Berrus Zhumi
, Anahí D. Briones-Zamora
, Diana C. Briones Márquez
, Angela Germania Monserrate Romero
, Miguel Anderson Tayupanta Alban
, Hans Mautong
DOI: 10.12659/AJCR.951623
Am J Case Rep 2026; 27:e951623
378 457 0

27 Mar 2026 : Case report
Reverse Takotsubo Syndrome Triggered by COVID-19–Associated Cytokine Storm: Unveiling a Novel Pattern of Myocardial Dysfunction in SARS-CoV-2 Infection
Killen H. Briones-Claudett
, Killen H. Briones-Zamora
, Jaime Benites Solís
, María Antonieta Touriz Bonifaz
, Enny Berrus Zhumi
, Anahí D. Briones-Zamora
, Diana C. Briones Márquez
, Angela Germania Monserrate Romero
, Miguel Anderson Tayupanta Alban
, Hans Mautong
DOI: 10.12659/AJCR.951623
Am J Case Rep 2026; 27:e951623
378 457 0

25 Mar 2026 : Case report
Gastric Point-of-Care Ultrasound Diagnosis of Unexpected Gastrointestinal Dysfunction During ICU Ward Rounds: A Case Report
Polyxeni Theodosopoulou
, Miguel Ángel Fernandez-Vaquero
, Ariel Duilio González-Delgado
, Marc Vives
DOI: 10.12659/AJCR.951576
Am J Case Rep 2026; 27:e951576
324 352 0

25 Mar 2026 : Case report
Gastric Point-of-Care Ultrasound Diagnosis of Unexpected Gastrointestinal Dysfunction During ICU Ward Rounds: A Case Report
Polyxeni Theodosopoulou
, Miguel Ángel Fernandez-Vaquero
, Ariel Duilio González-Delgado
, Marc Vives
DOI: 10.12659/AJCR.951576
Am J Case Rep 2026; 27:e951576
324 352 0

24 Mar 2026 : Case report
A 31-Year-Old Primigravida Woman Presenting at 18 Weeks of Gestation With Right Ovarian Torsion Successfully Managed With Laparoscopic Adnexectomy
Paolo Meloni, Sara Izzo, Terenzia Simari, Daniela Messineo
, Pierfrancesco Di Cello, Silvia Lai, Silvia Andrietti, Rodolfo Brizio, Cristina Vignale, Luciano Izzo
, Marcello Molle, Paolo Izzo
DOI: 10.12659/AJCR.951849
Am J Case Rep 2026; 27:e951849
276 375 0

24 Mar 2026 : Case report
A 31-Year-Old Primigravida Woman Presenting at 18 Weeks of Gestation With Right Ovarian Torsion Successfully Managed With Laparoscopic Adnexectomy
Paolo Meloni, Sara Izzo, Terenzia Simari, Daniela Messineo
, Pierfrancesco Di Cello, Silvia Lai, Silvia Andrietti, Rodolfo Brizio, Cristina Vignale, Luciano Izzo
, Marcello Molle, Paolo Izzo
DOI: 10.12659/AJCR.951849
Am J Case Rep 2026; 27:e951849
276 375 0

25 Mar 2026 : Case report
Adult-Onset Nesidioblastosis: A Challenging Diagnosis Revealed by Endoscopic Ultrasonography
Kristína Cmarková, Peter Uhrík, Roman Kyčina, Lenka Nosáková, Miroslav Pindura, Martin Grajciar, Michal Kalman, Peter Bánovčin, Juraj Miklušica
DOI: 10.12659/AJCR.951251
Am J Case Rep 2026; 27:e951251
298 376 0

25 Mar 2026 : Case report
Adult-Onset Nesidioblastosis: A Challenging Diagnosis Revealed by Endoscopic Ultrasonography
Kristína Cmarková, Peter Uhrík, Roman Kyčina, Lenka Nosáková, Miroslav Pindura, Martin Grajciar, Michal Kalman, Peter Bánovčin, Juraj Miklušica
DOI: 10.12659/AJCR.951251
Am J Case Rep 2026; 27:e951251
298 376 0

22 Mar 2026 : Case report
Management Strategy for Anaphylaxis in a Patient With Suspected or Confirmed Mastocytosis: A Case Report
Krzysztof Smoluchowski
, Mateusz Szymański
, Małgorzata Maria Skiba
, Małgorzata Piasecka
DOI: 10.12659/AJCR.951085
Am J Case Rep 2026; 27:e951085
393 472 0

22 Mar 2026 : Case report
Management Strategy for Anaphylaxis in a Patient With Suspected or Confirmed Mastocytosis: A Case Report
Krzysztof Smoluchowski
, Mateusz Szymański
, Małgorzata Maria Skiba
, Małgorzata Piasecka
DOI: 10.12659/AJCR.951085
Am J Case Rep 2026; 27:e951085
393 472 0

23 Mar 2026 : Case report
Isolated Premature Menarche in a 17-Month-Old: A Case Report
Dewi Rani Pelitawati
, Artha Falentin Putri Susilo
, Anita Rachmawati
, Wiryawan Permadi
, Putri Nadhira Adinda Adriansyah
, Nabila Chantikarizky Hasanah
DOI: 10.12659/AJCR.947844
Am J Case Rep 2026; 27:e947844
423 832 0

23 Mar 2026 : Case report
Isolated Premature Menarche in a 17-Month-Old: A Case Report
Dewi Rani Pelitawati
, Artha Falentin Putri Susilo
, Anita Rachmawati
, Wiryawan Permadi
, Putri Nadhira Adinda Adriansyah
, Nabila Chantikarizky Hasanah
DOI: 10.12659/AJCR.947844
Am J Case Rep 2026; 27:e947844
423 832 0

23 Mar 2026 : Case report
Diagnostic Value of Next-Generation Sequencing (NGS) and Microarray in Characterizing Tumor Origin: A Challenging and Educational Case
DOI: 10.12659/AJCR.951658
Am J Case Rep 2026; 27:e951658
333 360 0

23 Mar 2026 : Case report
Diagnostic Value of Next-Generation Sequencing (NGS) and Microarray in Characterizing Tumor Origin: A Challenging and Educational Case
DOI: 10.12659/AJCR.951658
Am J Case Rep 2026; 27:e951658
333 360 0

21 Mar 2026 : Case report
Robotic Surgical Repair of a Parahiatal Hernia: A Case Report
Sarah Hughes
, Harmanpreet Kakkar
DOI: 10.12659/AJCR.950925
Am J Case Rep 2026; 27:e950925
258 349 0

21 Mar 2026 : Case report
Robotic Surgical Repair of a Parahiatal Hernia: A Case Report
Sarah Hughes
, Harmanpreet Kakkar
DOI: 10.12659/AJCR.950925
Am J Case Rep 2026; 27:e950925
258 349 0

20 Mar 2026 : Case report
Nonatherosclerotic Subclavian Steal Syndrome Due to Brachiocephalic Trunk Kinking in an Elderly Woman: A Case Report
Mauro De Deus Passos, Pedro R.M. Negreiros de Almeida, Rodolfo Loureiro Borges de Souza, Arthur Barroso Vidal Vilarinho, Daniella de Sousa Mendes Moreira Alves, Luciano Moreira Alves
DOI: 10.12659/AJCR.950305
Am J Case Rep 2026; 27:e950305
328 449 0

20 Mar 2026 : Case report
Nonatherosclerotic Subclavian Steal Syndrome Due to Brachiocephalic Trunk Kinking in an Elderly Woman: A Case Report
Mauro De Deus Passos, Pedro R.M. Negreiros de Almeida, Rodolfo Loureiro Borges de Souza, Arthur Barroso Vidal Vilarinho, Daniella de Sousa Mendes Moreira Alves, Luciano Moreira Alves
DOI: 10.12659/AJCR.950305
Am J Case Rep 2026; 27:e950305
328 449 0

17 Feb 2026 : Case report
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
679 1,446 0

17 Feb 2026 : Case report
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
679 1446 0

19 Mar 2026 : Case report
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
, Sukita Puttamanee
, Sukkrawan Intarakhao, Khanittha Khusiwilai
DOI: 10.12659/AJCR.951570
Am J Case Rep 2026; 27:e951570
394 520 0

19 Mar 2026 : Case report
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
, Sukita Puttamanee
, Sukkrawan Intarakhao, Khanittha Khusiwilai
DOI: 10.12659/AJCR.951570
Am J Case Rep 2026; 27:e951570
394 520 0

17 Mar 2026 : Case report
Linezolid-Associated Triad of Acute Pancreatitis, Lactic Acidosis, and Hypoglycemia: A Rare Case Report and Literature Review
Manar Abdullah Makin, Ahmed Hussein Subki
, Manal Ismail Bokhary
DOI: 10.12659/AJCR.950688
Am J Case Rep 2026; 27:e950688
433 656 0

17 Mar 2026 : Case report
Linezolid-Associated Triad of Acute Pancreatitis, Lactic Acidosis, and Hypoglycemia: A Rare Case Report and Literature Review
Manar Abdullah Makin, Ahmed Hussein Subki
, Manal Ismail Bokhary
DOI: 10.12659/AJCR.950688
Am J Case Rep 2026; 27:e950688
433 656 0

17 Mar 2026 : Case report
Congenital Limb Duplication and Spinal Dysraphism: A Rare Case Report Highlighting Single-Stage Multidisciplinary Surgery and Life-Changing Outcome
Iman Dwi Winanto
, Jefryan Sofyan
, Tommy Mandagi
, Ricovially Davya Guci
, Abdurrahman Mouza
, Arya Tjipta Prananda
DOI: 10.12659/AJCR.951696
Am J Case Rep 2026; 27:e951696
450 894 0

17 Mar 2026 : Case report
Congenital Limb Duplication and Spinal Dysraphism: A Rare Case Report Highlighting Single-Stage Multidisciplinary Surgery and Life-Changing Outcome
Iman Dwi Winanto
, Jefryan Sofyan
, Tommy Mandagi
, Ricovially Davya Guci
, Abdurrahman Mouza
, Arya Tjipta Prananda
DOI: 10.12659/AJCR.951696
Am J Case Rep 2026; 27:e951696
450 894 0

16 Mar 2026 : Case report
A 53-Year-Old Male Smoker With Advanced Oral Squamous Cell Carcinoma Associated With Paraneoplastic Leukemoid Reaction
DOI: 10.12659/AJCR.951056
Am J Case Rep 2026; 27:e951056
306 554 0

16 Mar 2026 : Case report
A 53-Year-Old Male Smoker With Advanced Oral Squamous Cell Carcinoma Associated With Paraneoplastic Leukemoid Reaction
DOI: 10.12659/AJCR.951056
Am J Case Rep 2026; 27:e951056
306 554 0

16 Mar 2026 : Case report
Fatal Cardiomyopathy Secondary to Seronegative Immune-Mediated Necrotizing Myopathy: A Case Report
Benjamin D. Lueck, Alyssa K.W. Maclean, Georges El Hasbani, Andrew J. Layman, Floranne C. Ernste, Courtney A. Arment
DOI: 10.12659/AJCR.951603
Am J Case Rep 2026; 27:e951603
438 730 0

16 Mar 2026 : Case report
Fatal Cardiomyopathy Secondary to Seronegative Immune-Mediated Necrotizing Myopathy: A Case Report
Benjamin D. Lueck, Alyssa K.W. Maclean, Georges El Hasbani, Andrew J. Layman, Floranne C. Ernste, Courtney A. Arment
DOI: 10.12659/AJCR.951603
Am J Case Rep 2026; 27:e951603
438 730 0

15 Mar 2026 : Case report
Delayed Recognition of Systemic Lupus Erythematosus Presenting With Visceral Muscle Dysmotility and Chronic Mucus-Bloody Enteropathy: A Case Report
Settanan Plangsiri
, Manisara Jirapornsuwan, Pat Ngamdachakij, Dhanesh Pitidhammabhorn, Wannisa Wongpipathpong
DOI: 10.12659/AJCR.950774
Am J Case Rep 2026; 27:e950774
378 695 0

15 Mar 2026 : Case report
Delayed Recognition of Systemic Lupus Erythematosus Presenting With Visceral Muscle Dysmotility and Chronic Mucus-Bloody Enteropathy: A Case Report
Settanan Plangsiri
, Manisara Jirapornsuwan, Pat Ngamdachakij, Dhanesh Pitidhammabhorn, Wannisa Wongpipathpong
DOI: 10.12659/AJCR.950774
Am J Case Rep 2026; 27:e950774
378 695 0

14 Mar 2026 : Case report
A 43-Year-Old Man With Isolated Cutaneous Lymphomatoid Granulomatosis Presenting as a Chronic Necrotizing Ulcer of the Upper Arm
Adebola Oluwabusayo Adetiloye
, Anim Asif
, Olurotimi J. Badero
, Tan Zimri, Nadine C. Brissett-Williams
DOI: 10.12659/AJCR.951661
Am J Case Rep 2026; 27:e951661
317 411 0

14 Mar 2026 : Case report
A 43-Year-Old Man With Isolated Cutaneous Lymphomatoid Granulomatosis Presenting as a Chronic Necrotizing Ulcer of the Upper Arm
Adebola Oluwabusayo Adetiloye
, Anim Asif
, Olurotimi J. Badero
, Tan Zimri, Nadine C. Brissett-Williams
DOI: 10.12659/AJCR.951661
Am J Case Rep 2026; 27:e951661
317 411 0
In Press
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Am J Case Rep In Press; DOI: 10.12659/AJCR.950985
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