Ömer Sümer, Tobias Huber, Jiayi Cheng, Dat Duong, Suzanna E Ledgister Hanchard, Cristina Conati, Elisabeth André, Benjamin D Solomon, Rebekah L Waikel
{"title":"Application of deep learning and explainable AI-supported medical decision-making for facial phenotyping in genetic syndromes.","authors":"Ömer Sümer, Tobias Huber, Jiayi Cheng, Dat Duong, Suzanna E Ledgister Hanchard, Cristina Conati, Elisabeth André, Benjamin D Solomon, Rebekah L Waikel","doi":"10.1097/MCD.0000000000000581","DOIUrl":"10.1097/MCD.0000000000000581","url":null,"abstract":"<p><strong>Objective: </strong>To conduct a pilot study to assess whether saliency-based explainable artificial intelligence (XAI) affects the recognition of genetic conditions from facial images.</p><p><strong>Methods: </strong>Forty-four medical geneticists, divided into AI-only and XAI-supported groups, assessed 18 images of individuals with or without genetic conditions. Diagnostic accuracy and confidence were recorded before and after viewing an AI classifier's prediction probability, with or without XAI explanations. Mediation analyses were conducted to better interpret how geneticists interact with AI and XAI in decision-making.</p><p><strong>Results: </strong>AI-only and XAI support improved accuracy for correct AI classifications, while incorrect AI classifications decreased accuracy. Average confidence increased with correct and decreased with incorrect classification. Geneticists reported that AI prediction probability was useful, whereas XAI explanations were viewed less favorably. For incorrect AI classifications, there was a negative correlation between accuracy improvement and perceived AI usefulness. When AI was correct (without XAI), the model prediction probability acted as a mediator between user confidence and the user's decision to choose the same answer as AI.</p><p><strong>Conclusion: </strong>The lack of accuracy or confidence improvements indicates that participants did not integrate saliency-based XAI into decisions. AI prediction probability had a greater impact on participants' decision-making. These data may help inform larger studies.</p>","PeriodicalId":50682,"journal":{"name":"Clinical Dysmorphology","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2026-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149139127","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Expanding the phenotype of GDI1-related neurodevelopmental disorder: report of the fifth family.","authors":"Bryson M Lewis, Shruti Sinha, Lois J Starr","doi":"10.1097/MCD.0000000000000582","DOIUrl":"https://doi.org/10.1097/MCD.0000000000000582","url":null,"abstract":"","PeriodicalId":50682,"journal":{"name":"Clinical Dysmorphology","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149076124","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
José Luis Aparicio-Sánchez, Manuel Antonio Rodríguez-Lanza, Heidy Sáenz-Acuña, Esther Orts-Martínez, Mónica Blanca Garzón-Gómez
{"title":"A novel homozygous frameshift variant in DYM causing Dyggve-Melchior-Clausen syndrome: expansion of the mutational spectrum.","authors":"José Luis Aparicio-Sánchez, Manuel Antonio Rodríguez-Lanza, Heidy Sáenz-Acuña, Esther Orts-Martínez, Mónica Blanca Garzón-Gómez","doi":"10.1097/MCD.0000000000000579","DOIUrl":"https://doi.org/10.1097/MCD.0000000000000579","url":null,"abstract":"","PeriodicalId":50682,"journal":{"name":"Clinical Dysmorphology","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148978702","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Caiqun Luo, Xiaoxia Wu, Yang Liu, Qing Feng, Liyuan Chen, Hui Wang
{"title":"Monochorionic dizygotic twins with discordant genetic findings and congenital malformations.","authors":"Caiqun Luo, Xiaoxia Wu, Yang Liu, Qing Feng, Liyuan Chen, Hui Wang","doi":"10.1097/MCD.0000000000000575","DOIUrl":"https://doi.org/10.1097/MCD.0000000000000575","url":null,"abstract":"<p><strong>Objective: </strong>To describe prenatal evaluation and postnatal outcome of monochorionic diamniotic twins with discordant anomalies and genetic findings after intracytoplasmic sperm injection and double-embryo transfer.</p><p><strong>Methods: </strong>A 36-year-old gravida 3 para 0 woman conceived after transfer of two blastocysts. Ultrasound identified monochorionic diamniotic twins and a liver-containing omphalocele in fetus B. Both sacs underwent separate amniocentesis. Testing included karyotyping, chromosome microarray, Beckwith-Wiedemann syndrome analysis, trio whole-exome sequencing, short tandem repeat analysis, postnatal peripheral blood fluorescence in situ hybridization, and placental histopathology.</p><p><strong>Results: </strong>Fetus A had mosaic 45,X[9]/46,XY[91]; fetus B had a 46,XY karyotype. Other prenatal genetic tests were unremarkable. Discordance at 11 of 21 short tandem repeat loci supported dizygosity. Following prelabor rupture of membranes at 34 + 5 weeks, two male infants were delivered by cesarean section. Twin A had hypospadias and bilateral cryptorchidism; twin B had giant omphalocele requiring surgical repair. Postnatal fluorescence in situ hybridization detected no sex-chromosome mosaicism. Placental histopathology confirmed monochorionicity.</p><p><strong>Conclusion: </strong>Monochorionicity does not exclude dizygosity after assisted reproduction. Separate sampling of both sacs may inform discordant cases, and prenatal-postnatal discrepancies in 45,X/46,XY mosaicism warrant cautious longitudinal interpretation.</p>","PeriodicalId":50682,"journal":{"name":"Clinical Dysmorphology","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2026-07-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148686609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}