Publications by authors named "Soboleski D"

Introduction: The rise of transformer-based large language models (LLMs), such as ChatGPT, has captured global attention with recent advancements in artificial intelligence (AI). ChatGPT demonstrates growing potential in structured radiology reporting-a field where AI has traditionally focused on image analysis.

Methods: A comprehensive search of MEDLINE and Embase was conducted from inception through May 2024, and primary studies discussing ChatGPT's role in structured radiology reporting were selected based on their content.

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Background: DICER1 mutation has been linked to development of Sertoli-Leydig cell tumor and cystic nephroma, among other neoplasms.

Case: We present a unique case of recurrent ovarian Sertoli-Leydig cell tumor in a pediatric patient with a known DICER1 mutation and history of cystic nephroma. She underwent surgical staging and adjuvant chemotherapy, and her recurrences have been treated with chemotherapy, whole-abdomen radiation therapy, and further surgical debulking.

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Article Synopsis
  • * A case study of a 12-month-old girl with a combined vascular malformation (CLVM) illustrates successful treatment using rapamycin and sclerotherapy, rather than surgery.
  • * Proper imaging is essential for diagnosing vascular anomalies, which can help avoid unnecessary biopsies and ensure appropriate treatment at specialized centers through less invasive methods like Interventional Radiology.
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We describe a case of a 15-year-old adolescent boy with neurofibromatosis type 1 who presented with inflammatory bowel disease and primary sclerosing cholangitis. The literature available on the association of neurofibromatosis type 1 with inflammatory bowel disease is limited to 7 clinical case reports, and none had comorbid primary sclerosing cholangitis. We present a review of the published literature on this rare association and add the findings of our patient.

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The number of imaging-based indices developed for inflammatory bowel disease as research tools, objectively measuring ileocolonic and perianal activity and treatment response, has expanded in the past 2 decades. Created primarily to assess Crohn's disease (CD), there is increasing adoption of these indices into the clinical realm to guide patient care. This translation has been facilitated by validation in adult and pediatric populations, prompted by simplification of score calculations needed for practical application outside the research environment.

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Purpose: New guidelines from the Accreditation Council for Graduate Medical Education (ACGME) have proposed minimum case volumes to be obtained during residency. While radiology residency programs in Canada are accredited by the Royal College of Physicians and Surgeons of Canada, there are currently no minimum case volumes standards for radiology residency training in Canada. New changes in residency training throughout Canada are coming in the form of competency-based medical education.

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Rationale And Objectives: To introduce a process that allows for development of standardized competency based testing modules (CBTM) for evaluating resident progress and competence during their radiology training. This work focuses on the development of pediatric imaging CBTMs to be utilized during general radiology residency.

Materials And Methods: Multiple in-patient and ER imaging request audits along with surveys of training programs and text recommendations were obtained.

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Article Synopsis
  • The study investigates factors influencing the identification of a normal appendix in children undergoing ultrasound for suspected appendicitis, focusing on sonographer experience, knowledge, and scanning time over a one-year period.
  • Of 127 pediatric patients evaluated, more experienced sonographers (median 15 years) were significantly better at visualizing the appendix compared to less experienced sonographers (median 8 years), and longer scanning times also improved identification rates.
  • The findings suggest that experienced sonographers are crucial for effective pediatric ultrasound, with a notable disparity between their success (61%) in visualizing a normal appendix compared to residents (14%).
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Objective: Variability in image interpretation has been attributed to differences in the interpreters' knowledge base, experience level, and access to the clinical scenario. Picture archiving and communication system (PACS) has allowed the user to manipulate the images while developing their impression of the radiograph. The aim of this study was to determine the agreement of chest radiograph (CXR) impressions among radiologists and neonatologists and help determine the effect of image manipulation with PACS on report impression.

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Objectives: To determine whether a novel method and device, called a variable attenuation plate (VAP), which equalizes chest radiographic appearance and allows for synchronization of manual image windowing with comparison studies, would improve consistency in interpretation.

Materials And Methods: Research ethics board approved the prospective cohort pilot study, which included 50 patients in the intensive care unit (ICU) undergoing two serial chest radiographs with a VAP placed on each one of them. The VAP allowed for equalization of density and contrast between the patients' serial chest radiographs.

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Introduction: Henoch-Schönlein purpura is a common immunoglobulin A-mediated vasculitic syndrome in children, characterized by purpuric rash, arthritis and abdominal pain. Renal involvement, manifested by the presence of hematuria and/or proteinuria, is also frequently seen. In most cases, patients with this disease achieve complete recovery, but some progress to renal impairment.

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Celiac artery compression syndrome is a rare cause of abdominal pain and weight loss, likely caused by compression of the celiac artery or plexus by the median arcuate ligament. A case of celiac artery compression syndrome in a 17-year-old male patient with severe postprandial pain and weight loss is described. Imaging techniques such as computed tomography, angiography and Doppler ultrasound identified the abnormality, which was corrected by laparoscopic surgery.

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This report describes the unusual case of a 12-year-old boy with multiple polyps in the oesophagus and concurrent eosinophilic oesophagitis (EoE). Polyps were of a fibrous-inflammatory composition featuring eosinophils, mast cells, hyperplastic epithelium and fibrosis, which are all features described with EoE. EoE is an increasingly recognised clinicopathological disorder characterised by large numbers of eosinophils infiltrating the oesophageal mucosa.

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Aim: To determine the relationship between the degree of radiographic lumbar spinal stenosis, adjusted with an internal control for vertebral body size, and disability from lumbar stenosis.

Materials And Methods: one hundred and twenty-three consecutive patients with clinical and radiological confirmation of neural impingement secondary to lumbar stenosis were enrolled prospectively. Thecal sac anteroposterior (AP) diameter (TSD) and cross-sectional area (CSA), and vertebral body AP dimension (VBD) were determined.

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Background: Recent reports have indicated that infants and young children have a higher sensitivity than older children and adults to radiation exposure and the potential for harmful side effects.

Objective: To determine whether the present landmarks used in film positioning result in unnecessary radiation to non-thoracic structures on chest radiographs in the pediatric and neonatal population.

Materials And Methods: Chest radiographs of 195 pediatric patients and 149 neonates were analyzed for extent of radiation field to non-thoracic regions.

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Article Synopsis
  • - The sonographic double wall sign is commonly associated with diagnosing enteric duplication cysts, but there can be misdiagnoses, as illustrated by two cases that were incorrectly identified as enteric cysts despite the sign being present.
  • - A third case, lacking the double wall sign, ultimately confirmed the presence of a duplication cyst, highlighting the potential for errors in sonographic diagnosis.
  • - Enhanced imaging techniques that allow for clearer visualization of the muscular layers in the cyst may improve diagnostic accuracy for identifying duplication cysts.
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We report a case of an otherwise healthy neonate diagnosed at birth with a classic metaphyseal lesion of the proximal tibia following external cephalic version for frank breech presentation and a subsequent urgent cesarean section. Although the classic metaphyseal lesion is considered highly specific for infant abuse, this case demonstrates the importance of obtaining a history of obstetric trauma for neonates presenting to the imaging department for suspected non-accidental injury.

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We describe three Canadian brothers of Cree origin, with a previously undescribed pattern of malformation including distinctive craniofacial abnormalities with triangular facies, hypertelorism, low-set and posteriorly rotated ears, ocular colobomas, ptosis, brachycephaly with widely separated sutures, cleft soft palate, undescended testes, bifid scrotum and hypospadius, wide webbed neck, webbed fingers, pectus excavatum and hypersegmented sternum, and severe psychomotor retardation. The presence of normal brain imaging and physical growth distinguishes them from other syndromes with overlapping abnormalities. This is either an X-linked or autosomal recessive condition.

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Objective: Few articles report the evaluation of pediatric fracture healing and dating based on radiographic appearance. We established a timetable for expected radiographic changes visible during bone healing in otherwise healthy children.

Materials And Methods: We examined 707 radiographs of fractured forearms in 141 patients.

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Background: Adnexal torsion is a well-recognized cause of acute pelvic pain. Isolated tubal torsion with ovarian sparing has certainly been documented, but is uncommon. Although risk factors for the latter include a menstrual period, menarche in particular is not known to predispose a patient to this event.

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The authors present an anterior rectal cyst in a 14-month-old girl. This rare variant of rectal duplications presented with recurrent urinary infections. The diagnosis was challenging in view of the multiple differential diagnoses to be considered.

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Background: The surgical management of cystic hygromas can be challenging, and accurate diagnosis and anatomic localization is essential. The literature on the use of magnetic resonance imaging (MRI) in pediatric cystic hygromas is sparse and mostly limited to radiological descriptions.

Methods: The authors present five cases of cystic hygromas in children ranging in age from 1 to 13 years.

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Objective: The purpose of this investigation is to elucidate the sonographic features of abnormal major cranial sutures.

Materials And Methods: Eight excised synostosed suture specimens were evaluated. The high-resolution sonographic appearance was correlated with the histological section, plain radiographs, CT and MRI.

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