{"id":"W7115721745","doi":"10.1016/j.radcr.2025.11.060","title":"Pediatric case of trichobezoar leading to gastric perforation","year":2025,"lang":"en","type":"article","venue":"Radiology Case Reports","topic":"Intestinal and Peritoneal Adhesions","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster Children's Hospital; McMaster University; McMaster University Medical Centre","funders":"","keywords":"Vomiting; Perforation; Abdominal pain; Bezoar; Nausea; Emergency surgery","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003966045,0.001967552,0.001422758,0.002478704,0.002552155,0.001815861,0.001156903,0.00503791,0.00319668],"category_scores_gemma":[0.003780282,0.001451313,0.001226541,0.002040113,0.001885361,0.003001252,0.002390903,0.004947833,0.0008163083],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001490775,"about_ca_system_score_gemma":0.00111757,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00148629,"about_ca_topic_score_gemma":0.001806354,"domain_scores_codex":[0.9990548,0.00010472,0.0001225782,0.0002344097,0.0001636369,0.0003197954],"domain_scores_gemma":[0.9981707,0.0004848144,0.0004674171,0.0001369706,0.00009957556,0.0006404875],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"case_report","study_design_gemma":"case_report","study_design_scores_codex":[0.00001559969,0.0000187888,0.004513526,0.0000225402,0.000005885735,0.9940624,0.00008742869,0.00004348857,0.0001855995,0.0001581424,0.0002167724,0.0006698715],"study_design_scores_gemma":[0.00000930326,0.00002917119,0.001831889,0.0000107819,0.00000613779,0.9974564,0.00008409442,0.00007765493,0.0001019697,0.00008888741,0.0002993789,0.000004344582],"study_design_candidate":"case_report","study_design_consensus":"case_report","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9506246,0.01672986,0.006168947,0.007388701,0.001207213,0.000258474,0.0004255159,0.000387787,0.01680891],"genre_scores_gemma":[0.9915576,0.003330478,0.001665527,0.001073078,0.001240811,0.00002859146,0.00008989965,0.00002663183,0.0009874619],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00503791,"threshold_uncertainty_score":0.01081634,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01701708042867721,"score_gpt":0.3168767840152414,"score_spread":0.2998597035865642,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}