Current Environment: Production

Andy Tsai | Medical Services

Programs & Services

Languages

  • English

Andy Tsai | Education

Undergraduate School

Electrical and Computer Engineering

University of California at San Diego

La Jolla, CA

Graduate School

SM

Massachusetts Institute of Technology

Cambridge, MA

Graduate School

PhD

Massachusetts Institute of Technology

Cambridge, MA

Medical School

Harvard Medical School

Boston, MA

Internship

Massachusetts General Hospital

Boston, MA

Residency

Radiology

Brigham and Women's Hospital

Boston, MA

Fellowship

Pediatrics Radiology

Boston Children's Hospital

Boston, MA

Andy Tsai | Certifications

  • American Board of Radiology (Diagnostic Radiology)
  • American Board of Radiology (Pediatric Radiology)

Andy Tsai | Publications

  1. Skeletal surveys for suspected infant abuse: patient-specific radiation dose estimation using a hybrid computational phantom. Pediatr Radiol. 2025 Mar; 55(3):530-539. View Skeletal surveys for suspected infant abuse: patient-specific radiation dose estimation using a hybrid computational phantom. Abstract

  2. Deep learning MR reconstruction in knees and ankles in children and young adults. Is it ready for clinical use? Skeletal Radiol. 2025 Mar; 54(3):509-529. View Deep learning MR reconstruction in knees and ankles in children and young adults. Is it ready for clinical use? Abstract

  3. Improving the radiographic image analysis of the classic metaphyseal lesion via conditional diffusion models. Med Image Anal. 2024 Oct; 97:103284. View Improving the radiographic image analysis of the classic metaphyseal lesion via conditional diffusion models. Abstract

  4. Deep generative model of the distal tibial classic metaphyseal lesion in infants: assessment of synthetic images. Radiol Adv. 2024 Jul; 1(2):umae018. View Deep generative model of the distal tibial classic metaphyseal lesion in infants: assessment of synthetic images. Abstract

  5. Intra-articular Osteoid Osteomas: Imaging Manifestations and Mimics. Radiographics. 2024 07; 44(7):e230208. View Intra-articular Osteoid Osteomas: Imaging Manifestations and Mimics. Abstract

  6. Free-Breathing High-Resolution, Swap-Free, and Motion-Corrected Water/Fat Separation in Pediatric Abdominal MRI. Invest Radiol. 2024 Dec 01; 59(12):805-812. View Free-Breathing High-Resolution, Swap-Free, and Motion-Corrected Water/Fat Separation in Pediatric Abdominal MRI. Abstract

  7. Case 326: Intra-Articular Osteoid Osteoma. Radiology. 2024 06; 311(3):e230629. View Case 326: Intra-Articular Osteoid Osteoma. Abstract

  8. Lower Extremity Growth according to AI Automated Femorotibial Length Measurement on Slot-Scanning Radiographs in Pediatric Patients. Radiology. 2024 04; 311(1):e231055. View Lower Extremity Growth according to AI Automated Femorotibial Length Measurement on Slot-Scanning Radiographs in Pediatric Patients. Abstract

  9. Case 326. Radiology. 2024 02; 310(2):e230628. View Case 326. Abstract

  10. Perioperative Factors and Radiographic Severity Scores for Predicting the Duration of Mechanical Ventilation After Arterial Switch Surgery. J Cardiothorac Vasc Anesth. 2024 Apr; 38(4):992-1005. View Perioperative Factors and Radiographic Severity Scores for Predicting the Duration of Mechanical Ventilation After Arterial Switch Surgery. Abstract

  11. Pelvis radiographs in children with cerebral palsy: effects of patient positioning on calculating migration percentages. Pediatr Radiol. 2023 12; 53(13):2662-2671. View Pelvis radiographs in children with cerebral palsy: effects of patient positioning on calculating migration percentages. Abstract

  12. Virtual 3D femur model to assess femoral version: comparison to the 2D axial slice approach. Pediatr Radiol. 2023 11; 53(12):2411-2423. View Virtual 3D femur model to assess femoral version: comparison to the 2D axial slice approach. Abstract

  13. Reconsidering pregnancy screening policies for minors: patient-specific estimate of fetus and effective dose for potentially pregnant minors undergoing optimized dose CT of the pelvis. Pediatr Radiol. 2023 09; 53(10):2054-2059. View Reconsidering pregnancy screening policies for minors: patient-specific estimate of fetus and effective dose for potentially pregnant minors undergoing optimized dose CT of the pelvis. Abstract

  14. Dating birth-related clavicular fractures: pediatric radiologists versus artificial intelligence. Pediatr Radiol. 2023 05; 53(6):1117-1124. View Dating birth-related clavicular fractures: pediatric radiologists versus artificial intelligence. Abstract

  15. The added value of skeletal surveys in the initial evaluation of children diagnosed with Langerhans cell histiocytosis in the era of staging 18 F-FDG PET/CT: A retrospective study. Pediatr Blood Cancer. 2023 01; 70(1):e30057. View The added value of skeletal surveys in the initial evaluation of children diagnosed with Langerhans cell histiocytosis in the era of staging 18 F-FDG PET/CT: A retrospective study. Abstract

  16. Deep learning of birth-related infant clavicle fractures: a potential virtual consultant for fracture dating. Pediatr Radiol. 2022 10; 52(11):2206-2214. View Deep learning of birth-related infant clavicle fractures: a potential virtual consultant for fracture dating. Abstract

  17. Density map estimation with convolutional neural networks to count radiopaque markers on colonic transit studies. Pediatr Radiol. 2022 10; 52(11):2178-2187. View Density map estimation with convolutional neural networks to count radiopaque markers on colonic transit studies. Abstract

  18. Diagnostic challenges with central venous catheter studies. Pediatr Radiol. 2022 07; 52(8):1581-1591. View Diagnostic challenges with central venous catheter studies. Abstract

  19. Machine learning to identify distal tibial classic metaphyseal lesions of infant abuse: a pilot study. Pediatr Radiol. 2022 05; 52(6):1095-1103. View Machine learning to identify distal tibial classic metaphyseal lesions of infant abuse: a pilot study. Abstract

  20. The impact of social distancing during the COVID-19 pandemic on rates of pediatric idiopathic intussusception. Pediatr Radiol. 2022 03; 52(3):453-459. View The impact of social distancing during the COVID-19 pandemic on rates of pediatric idiopathic intussusception. Abstract

  21. A deep learning approach to automatically quantify lower extremity alignment in children. Skeletal Radiol. 2022 Feb; 51(2):381-390. View A deep learning approach to automatically quantify lower extremity alignment in children. Abstract

  22. Anatomical landmark localization via convolutional neural networks for limb-length discrepancy measurements. Pediatr Radiol. 2021 Jul; 51(8):1431-1447. View Anatomical landmark localization via convolutional neural networks for limb-length discrepancy measurements. Abstract

  23. Temporal Pattern of Radiographic Findings of Costochondral Junction Rib Fractures on Serial Skeletal Surveys in Suspected Infant Abuse. AJR Am J Roentgenol. 2021 06; 216(6):1649-1658. View Temporal Pattern of Radiographic Findings of Costochondral Junction Rib Fractures on Serial Skeletal Surveys in Suspected Infant Abuse. Abstract

  24. Skeletal maturation and long-bone growth patterns of patients with progeria: a retrospective study. Lancet Child Adolesc Health. 2020 04; 4(4):281-289. View Skeletal maturation and long-bone growth patterns of patients with progeria: a retrospective study. Abstract

  25. Subperiosteal new bone formation with the distal tibial classic metaphyseal lesion: prevalence on radiographic skeletal surveys. Pediatr Radiol. 2019 04; 49(4):551-558. View Subperiosteal new bone formation with the distal tibial classic metaphyseal lesion: prevalence on radiographic skeletal surveys. Abstract

  26. Lower-extremity growth patterns and skeletal maturation in children with unilateral fibular hemimelia. Pediatr Radiol. 2019 01; 49(1):122-127. View Lower-extremity growth patterns and skeletal maturation in children with unilateral fibular hemimelia. Abstract

  27. Constant inhibition in congenital lower extremity shortening: does it begin in utero? Pediatr Radiol. 2018 09; 48(10):1451-1462. View Constant inhibition in congenital lower extremity shortening: does it begin in utero? Abstract

  28. The distal tibial classic metaphyseal lesion: medial versus lateral cortical injury. Pediatr Radiol. 2018 07; 48(7):973-978. View The distal tibial classic metaphyseal lesion: medial versus lateral cortical injury. Abstract

  29. Biomechanics of the classic metaphyseal lesion: finite element analysis. Pediatr Radiol. 2017 Nov; 47(12):1622-1630. View Biomechanics of the classic metaphyseal lesion: finite element analysis. Abstract

  30. Erratum to "Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study": [Acad Radiol 2017; 24:76-83]. Acad Radiol. 2018 05; 25(5):684. View Erratum to "Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study": [Acad Radiol 2017; 24:76-83]. Abstract

  31. Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study. Acad Radiol. 2017 01; 24(1):76-83. View Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study. Abstract

  32. Infant lower extremity long bone growth rates: comparison of contemporary with early 20th century data using mixed effect models. Am J Hum Biol. 2017 Jan; 29(1). View Infant lower extremity long bone growth rates: comparison of contemporary with early 20th century data using mixed effect models. Abstract

  33. Bone age assessment practices in infants and older children among Society for Pediatric Radiology members. Pediatr Radiol. 2016 Aug; 46(9):1269-74. View Bone age assessment practices in infants and older children among Society for Pediatric Radiology members. Abstract

  34. Growth recovery lines are more common in infants at high vs. low risk for abuse. Pediatr Radiol. 2016 Aug; 46(9):1275-81. View Growth recovery lines are more common in infants at high vs. low risk for abuse. Abstract

  35. Infant bone age estimation based on fibular shaft length: model development and clinical validation. Pediatr Radiol. 2016 Mar; 46(3):342-56. View Infant bone age estimation based on fibular shaft length: model development and clinical validation. Abstract

  36. The Frequency of Postreduction Interventions After Successful Enema Reduction of Intussusception. Acad Emerg Med. 2015 Sep; 22(9):1042-7. View The Frequency of Postreduction Interventions After Successful Enema Reduction of Intussusception. Abstract

  37. Absence of rickets in infants with fatal abusive head trauma and classic metaphyseal lesions. Radiology. 2015 Jun; 275(3):810-21. View Absence of rickets in infants with fatal abusive head trauma and classic metaphyseal lesions. Abstract

  38. Pediatric CT dose reduction for suspected appendicitis: a practice quality improvement project using artificial Gaussian noise--part 1, computer simulations. AJR Am J Roentgenol. 2015 Jan; 204(1):W86-94. View Pediatric CT dose reduction for suspected appendicitis: a practice quality improvement project using artificial Gaussian noise--part 1, computer simulations. Abstract

  39. Erratum to: High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse. Pediatr Radiol. 2014 Sep; 44(9):1190. View Erratum to: High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse. Abstract

  40. Reply to Dr. Oestreich's letter regarding the metaphyseal collar. Pediatr Radiol. 2014 Aug; 44(8):1048. View Reply to Dr. Oestreich's letter regarding the metaphyseal collar. Abstract

  41. High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse. Pediatr Radiol. 2014 Feb; 44(2):124-40. View High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse. Abstract

  42. Discordant radiologic and histological dimensions of the zone of provisional calcification in fetal piglets. Pediatr Radiol. 2013 Dec; 43(12):1606-14. View Discordant radiologic and histological dimensions of the zone of provisional calcification in fetal piglets. Abstract

  43. Visualization and analysis of the deforming piglet femur and hip following experimentally induced avascular necrosis of the femoral head. IEEE Trans Biomed Eng. 2013 Jun; 60(6):1742-50. View Visualization and analysis of the deforming piglet femur and hip following experimentally induced avascular necrosis of the femoral head. Abstract

  44. Stress profile of infant rib in the setting of child abuse: A finite element parametric study. J Biomech. 2012 Jul 26; 45(11):1861-8. View Stress profile of infant rib in the setting of child abuse: A finite element parametric study. Abstract

  45. Misdiagnosis of knee venous malformation as juvenile idiopathic arthritis. J Pediatr Orthop. 2011 Sep; 31(6):683-90. View Misdiagnosis of knee venous malformation as juvenile idiopathic arthritis. Abstract

  46. Coupled parametric model for estimation of visual field tests based on OCT macular thickness maps, and vice versa, in glaucoma care. Med Image Anal. 2012 Jan; 16(1):101-13. View Coupled parametric model for estimation of visual field tests based on OCT macular thickness maps, and vice versa, in glaucoma care. Abstract

  47. Neonatal hemochromatosis and patent ductus venosus: clinical course and diagnostic pitfalls. Pediatr Radiol. 2009 Aug; 39(8):823-7. View Neonatal hemochromatosis and patent ductus venosus: clinical course and diagnostic pitfalls. Abstract

  48. An EM algorithm for shape classification based on level sets. Med Image Anal. 2005 Oct; 9(5):491-502. View An EM algorithm for shape classification based on level sets. Abstract

  49. The jet ski open-book pelvic fracture: diagnosis with multidetector CT. Emerg Radiol. 2003 Oct; 10(2):96-8. View The jet ski open-book pelvic fracture: diagnosis with multidetector CT. Abstract

  50. A shape-based approach to the segmentation of medical imagery using level sets. IEEE Trans Med Imaging. 2003 Feb; 22(2):137-54. View A shape-based approach to the segmentation of medical imagery using level sets. Abstract

  51. Mutations in a protein tyrosine phosphatase gene (PTP2) and a protein serine/threonine phosphatase gene (PTC1) cause a synthetic growth defect in Saccharomyces cerevisiae. Mol Cell Biol. 1993 Sep; 13(9):5408-17. View Mutations in a protein tyrosine phosphatase gene (PTP2) and a protein serine/threonine phosphatase gene (PTC1) cause a synthetic growth defect in Saccharomyces cerevisiae. Abstract

  52. CD45 and a family of receptor-linked protein tyrosine phosphatases. Biochem Soc Trans. 1992 Feb; 20(1):165-9. View CD45 and a family of receptor-linked protein tyrosine phosphatases. Abstract

  53. Isolation and characterization of temperature-sensitive and thermostable mutants of the human receptor-like protein tyrosine phosphatase LAR. J Biol Chem. 1991 Jun 05; 266(16):10534-43. View Isolation and characterization of temperature-sensitive and thermostable mutants of the human receptor-like protein tyrosine phosphatase LAR. Abstract

  54. A family of receptor-linked protein tyrosine phosphatases in humans and Drosophila. Proc Natl Acad Sci U S A. 1989 Nov; 86(22):8698-702. View A family of receptor-linked protein tyrosine phosphatases in humans and Drosophila. Abstract

  55. Integrity of the exon 6 sequence is essential for tissue-specific alternative splicing of human leukocyte common antigen pre-mRNA. Mol Cell Biol. 1989 Oct; 9(10):4550-5. View Integrity of the exon 6 sequence is essential for tissue-specific alternative splicing of human leukocyte common antigen pre-mRNA. Abstract

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