Andy Tsai

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. doi request reprint Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA 02115 Harvard Medical School, Boston, Massachusetts Electronic address
    Acad Radiol 24:76-83. 2017
  2. doi request reprint Infant bone age estimation based on fibular shaft length: model development and clinical validation
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 46:342-56. 2016
  3. doi request reprint High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 44:124-40. 2014
  4. doi request reprint Discordant radiologic and histological dimensions of the zone of provisional calcification in fetal piglets
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 43:1606-14. 2013
  5. doi request reprint Visualization and analysis of the deforming piglet femur and hip following experimentally induced avascular necrosis of the femoral head
    Andy Tsai
    Boston Children s Hospital, Harvard Medical School, Boston, MA 02115, USA
    IEEE Trans Biomed Eng 60:1742-50. 2013
  6. doi request reprint Stress profile of infant rib in the setting of child abuse: A finite element parametric study
    Andy Tsai
    Department of Radiology, Children s Hospital Boston, Harvard Medical School, 300 Longwood Avenue, Boston, MA 02115, United States
    J Biomech 45:1861-8. 2012
  7. pmc Coupled parametric model for estimation of visual field tests based on OCT macular thickness maps, and vice versa, in glaucoma care
    Andy Tsai
    Department of Radiology, Children s Hospital Boston, 300 Longwood Avenue, Boston, MA 02115, United States
    Med Image Anal 16:101-13. 2012
  8. doi request reprint Absence of rickets in infants with fatal abusive head trauma and classic metaphyseal lesions
    Jeannette M Perez-Rossello
    From the Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA 02115 J M P, A T, P K K Department of Pathology, Wake Forest Baptist Medical Center, Winston Salem, NC A G M and Department of Pathology, University of Miami Hospital, Miami, Fla A E R
    Radiology 275:810-21. 2015
  9. doi request reprint Bone age assessment practices in infants and older children among Society for Pediatric Radiology members
    Micheál A Breen
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 46:1269-74. 2016
  10. doi request reprint Infant lower extremity long bone growth rates: comparison of contemporary with early 20th century data using mixed effect models
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, Boston, Massachusetts
    Am J Hum Biol 29:. 2017

Collaborators

Detail Information

Publications13

  1. doi request reprint Creation and Validation of a Simulator for Neonatal Brain Ultrasonography: A Pilot Study
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA 02115 Harvard Medical School, Boston, Massachusetts Electronic address
    Acad Radiol 24:76-83. 2017
    ..The aim of this study was to create a simulator and determine its utility as an educational tool in teaching the skills that can be used in performing brain ultrasonography on infants...
  2. doi request reprint Infant bone age estimation based on fibular shaft length: model development and clinical validation
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 46:342-56. 2016
    ..Bone age in infants (<1 year old) is generally estimated using hand/wrist or knee radiographs, or by counting ossification centers. The accuracy and reproducibility of these techniques are largely unknown...
  3. doi request reprint High-resolution CT with histopathological correlates of the classic metaphyseal lesion of infant abuse
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 44:124-40. 2014
    ..The classic metaphyseal lesion (CML) is a common high specificity indicator of infant abuse and its imaging features have been correlated histopathologically in infant fatalities...
  4. doi request reprint Discordant radiologic and histological dimensions of the zone of provisional calcification in fetal piglets
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 43:1606-14. 2013
    ..However, the zone of provisional calcification is defined differently in the pathology and the imaging literature, potentially impeding efforts to understand the fundamental morphological features of the classic metaphyseal lesion...
  5. doi request reprint Visualization and analysis of the deforming piglet femur and hip following experimentally induced avascular necrosis of the femoral head
    Andy Tsai
    Boston Children s Hospital, Harvard Medical School, Boston, MA 02115, USA
    IEEE Trans Biomed Eng 60:1742-50. 2013
    ..By quantitatively mapping the deformation trajectory of these shapes over time, we created an objective tool for clinical decision making...
  6. doi request reprint Stress profile of infant rib in the setting of child abuse: A finite element parametric study
    Andy Tsai
    Department of Radiology, Children s Hospital Boston, Harvard Medical School, 300 Longwood Avenue, Boston, MA 02115, United States
    J Biomech 45:1861-8. 2012
    ..Finite element modeling shows promise as a tool to elucidate the mechanisms of rib fractures in abused infants...
  7. pmc Coupled parametric model for estimation of visual field tests based on OCT macular thickness maps, and vice versa, in glaucoma care
    Andy Tsai
    Department of Radiology, Children s Hospital Boston, 300 Longwood Avenue, Boston, MA 02115, United States
    Med Image Anal 16:101-13. 2012
    ..The accuracy of this coupled parametric estimation model was evaluated by performing multiple leave-one-out cross validation experiments...
  8. doi request reprint Absence of rickets in infants with fatal abusive head trauma and classic metaphyseal lesions
    Jeannette M Perez-Rossello
    From the Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA 02115 J M P, A T, P K K Department of Pathology, Wake Forest Baptist Medical Center, Winston Salem, NC A G M and Department of Pathology, University of Miami Hospital, Miami, Fla A E R
    Radiology 275:810-21. 2015
    ..To determine if rickets is present in cases of infant homicide with classic metaphyseal lesions (CMLs) and other skeletal injuries...
  9. doi request reprint Bone age assessment practices in infants and older children among Society for Pediatric Radiology members
    Micheál A Breen
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, 300 Longwood Ave, Boston, MA, 02115, USA
    Pediatr Radiol 46:1269-74. 2016
    ..Numerous bone age estimation techniques exist, but little is known about what methods radiologists use in clinical practice...
  10. doi request reprint Infant lower extremity long bone growth rates: comparison of contemporary with early 20th century data using mixed effect models
    Andy Tsai
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, Boston, Massachusetts
    Am J Hum Biol 29:. 2017
    ..This study develops a quantitative framework to characterize lower extremity bone shaft growth during infancy based on radiographic images, and compares it to data from the 1930s...
  11. ncbi request reprint An EM algorithm for shape classification based on level sets
    Andy Tsai
    Department of Radiology at Brigham and Women s Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA
    Med Image Anal 9:491-502. 2005
    ..This resulting iterative algorithm is computationally efficient, simple, and accurate. We demonstrate the utility and performance of this algorithm by applying it to two medical applications...
  12. doi request reprint Growth recovery lines are more common in infants at high vs. low risk for abuse
    Matthew A Zapala
    Department of Radiology, Boston Children s Hospital, Harvard Medical School, Boston, MA, USA
    Pediatr Radiol 46:1275-81. 2016
    ..Growth recovery lines, also known as growth arrest lines, are transverse radiodense metaphyseal bands that develop due to a temporary arrest of endochondral ossification caused by local or systemic insults...
  13. doi request reprint Pediatric CT dose reduction for suspected appendicitis: a practice quality improvement project using artificial Gaussian noise--part 1, computer simulations
    Michael J Callahan
    1 Department of Radiology, Boston Children s Hospital, 300 Longwood Ave, Boston, MA 02115
    AJR Am J Roentgenol 204:W86-94. 2015
    ..The purpose of this study was to develop a departmental practice quality improvement project to systematically reduce CT doses for the evaluation of suspected pediatric appendicitis by introducing computer-generated gaussian noise...