Michael R. Acord

ORCID: 0000-0001-8575-0983
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About
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Research Areas
  • Vascular Malformations and Hemangiomas
  • Central Venous Catheters and Hemodialysis
  • Gastrointestinal disorders and treatments
  • Neuroblastoma Research and Treatments
  • Liver Disease and Transplantation
  • Intestinal Malrotation and Obstruction Disorders
  • Esophageal and GI Pathology
  • Radiation Dose and Imaging
  • Clinical Nutrition and Gastroenterology
  • Organ Transplantation Techniques and Outcomes
  • Pancreatic and Hepatic Oncology Research
  • Appendicitis Diagnosis and Management
  • Neuroendocrine Tumor Research Advances
  • Sarcoma Diagnosis and Treatment
  • Liver Disease Diagnosis and Treatment
  • Ultrasound in Clinical Applications
  • Cancer, Hypoxia, and Metabolism
  • Radiology practices and education
  • Pediatric Urology and Nephrology Studies
  • Renal cell carcinoma treatment
  • Advanced X-ray and CT Imaging
  • Glioma Diagnosis and Treatment
  • Advanced MRI Techniques and Applications
  • Child Nutrition and Feeding Issues
  • Uterine Myomas and Treatments

Children's Hospital of Philadelphia
2016-2025

University of Pennsylvania
2016-2025

Children's Healthcare of Atlanta
2024

Cincinnati Children's Hospital Medical Center
2024

Children's Hospital of Pittsburgh
2024

Nationwide Children's Hospital
2024

Mayo Clinic
2024

Philadelphia University
2016-2024

University of Cincinnati
2024

Society of Interventional Radiology
2022

Complex lymphatic anomalies are debilitating conditions characterized by aberrant development of the vasculature (lymphangiogenesis). Diagnosis is typically made history, examination, radiology, and histologic findings. However, there significant overlap between conditions, making accurate diagnosis difficult. Recently, genetic analysis has been offered as an additional diagnostic modality. Here, we describe four cases complex anomalies, all with PIK3CA variants but varying clinical...

10.1002/pbc.30419 article EN Pediatric Blood & Cancer 2023-05-17

Background We aim to share our experience of transradial access (TRA) for cerebral angiography and intervention in five patients ranging from 6 days 7 months age. Methods In this institutional review board-approved, retrospective case series, we reviewed all who underwent TRA with without intervention. describe three techniques radial artery cannulation, namely: (1) bareback; (2) a micropuncture sheath; (3) an intravenous catheter. Demographic, clinical, procedural, imaging data were...

10.1136/jnis-2024-022754 article EN Journal of NeuroInterventional Surgery 2025-01-08

ABSTRACT Introduction Studies on the use of image‐guided percutaneous biopsy for hepatoblastoma (HB), and recommendations put forth by pediatric hepatic international tumor trial (PHITT), are limited. It is unknown if sufficient tissue can be obtained enrollment as well molecular profiling, which will likely play a key role in informing future treatment strategies. Methods Materials Patients with HB who underwent at initial diagnosis interventional radiology (IR) over 12‐year period single...

10.1002/pbc.31575 article EN Pediatric Blood & Cancer 2025-02-04

Pediatric upper gastrointestinal (GI) bleeding secondary to duodenal ulceration is a potentially serious and life-threatening condition with broad differential diagnosis. We present pediatric case of pancreatic head solid pseudopapillary neoplasm (SPN) presenting recurrent GI bleeding. This highlights SPNs as rare extrinsic cause ulceration. Recurrence progression in size extent the absence other inciting factors should raise suspicion for an extraluminal etiology.

10.1002/jpr3.70003 article EN cc-by JPGN Reports 2025-02-25

Abstract Objectives We aimed to assess inter-radiologist agreement when interpreting pelvic MRI in children with newly diagnosed perianal Crohn’s disease (CD). Materials and methods In this retrospective multi-reader study, we identified pediatric patients (< 18 years of age) who underwent a examination for CD. Images were de-identified uploaded cloud-based image platform review by 13 fellowship-trained radiologists The reviewers assessed the presence fistula abscess, categorization...

10.1007/s00330-025-11469-5 article EN cc-by European Radiology 2025-03-23

ABSTRACT Background and Aims Portal vein obstruction (PVO) is a known complication after pediatric liver transplantation (pLT). Effective management strategies are crucial in improving patient outcomes. This study investigated the various practice patterns related to PVO clarify degree of consensus on diverse facets care involved addressing pLT. Methods A self‐reported evaluation was conducted using scanned, paper‐based survey among specialized pLT centers participating Obstruction...

10.1002/hsr2.70625 article EN cc-by-nc-nd Health Science Reports 2025-05-01

10001 Background: Dinutuximab, irinotecan, temozolomide and GM-CSF (DIT) is widely used in first relapsed/ refractory high-risk neuroblastoma (r/r HRNB), however <50% of patients (pts) respond. ODC1 a key enzyme important for NB cell survival. Difluoromethylornithine (DFMO) irreversibly inhibits ODC1, suppressing polyamine biosynthesis driving anti-NB activity. DFMO also arginase may enhance immunotherapy r/r NB. COG ANBL1821 was randomized phase 2 study pts with that evaluated response...

10.1200/jco.2025.43.16_suppl.10001 article EN Journal of Clinical Oncology 2025-05-28

Abstract Primary hepatic malignancies are relatively rare in the pediatric population, accounting for approximately 1%–2% of all tumors. Hepatoblastoma and hepatocellular carcinoma most common primary liver children under age 5 years over 10 years, respectively. This paper provides consensus‐based imaging recommendations evaluation patients with at diagnosis follow‐up during after therapy.

10.1002/pbc.29965 article EN Pediatric Blood & Cancer 2022-09-14
Weihao Li Hubert P. J. van der Doef Barbara E. Wildhaber Paolo Marra M. Bravi and 95 more D. Pinelli Julia Minetto Marcelo Dip Sergio Sierre Martín de Santibañes Victoria Ardiles J Uno Winita Hardikar Sue Bates Lynette Goh Denise Aldrian Jonathan Seisenbacher Georg F. Vogel João Seda Neto Eduardo A. Fonseca Carolina Magalhães Costa Cristina Targa Ferreira Luiza Salgado Nader Marco Farina Khaled Dajani Alessandro Parente David L. Bigam Ting-Bo Liang Xueli Bai Wei Zhang Lucie Gonsorčíková Jiří Froněk Šimon Bohuš Stéphanie Franchi‐Abella Emmanuel Gonzalès Florent Guérin Norman Junge Ulrich Baumann Nicolas Richter Steffen Hartleif Ekkehard Sturm Muthukumarassamy Rajakannu Kumar Palaniappan Mohamed Rela Arti Pawaria Haritha Rajakrishnan S Sudhindran Mukesh Kumar Shaleen Agarwal Subhash Gupta Sonal Asthana Vaishnavi Bandewar Karthik Raichurkar Marco Spada Lidia Monti Tommaso Alterio Yusuke Yanagi Hajime Uchida Ryuji Komine Helen Evans Peter Carr‐Boyd David Duncan Marek Stefanowicz Julita Latka-Grot Adam Koleśnik Dieter C. Bröering Dimitri Aristotle Raptis Kris Ann Hervera Marquez Vidyadhar Padmakar Mali Marion M. Aw Marisa Beretta Francisca van der Schyff Jesús Quintero-Bernabeu María Mercadal‐Hally Mauricio Larrarte King Ane Andrés F Hernández E. Frauca Thomas Casswall Carl Jorns Martin Delle Girish Gupte Khalid Sharif Simon P. McGuirk Riccardo Superina Juan C. Caicedo Catalina Jaramillo Leandra Bitterfeld Zachary J. Kastenberg Amit A. Shah Bryanna N. Domenick Michael R. Acord George Mazariegos Kyle Soltys Joseph DiNorcia Swanti Antala Sander Florman Bettina M. Buchholz Uta Herden Lutz Fischer

Hepatic artery complications (HACs), such as a thrombosis or stenosis, are serious causes of morbidity and mortality after paediatric liver transplantation (LT). This study will investigate the incidence, current management practices outcomes in patients with HAC LT, including early late complications.

10.1136/bmjopen-2023-081933 article EN cc-by-nc BMJ Open 2024-06-01

10003 Background: The addition of dinutuximab (DIN) in the post-consolidation setting led to improved event-free survival rates for patients with high-risk neuroblastoma. Chemoimmunotherapy including irinotecan, temozolomide, DIN and sargramostim (GM-CSF) recurrent or refractory neuroblastoma results robust objective clinical responses. Evaluation chemoimmunotherapy induction newly-diagnosed (HR-NBL) warrants investigation. Methods: Children’s Oncology Group (COG) ANBL17P1 is a prospective,...

10.1200/jco.2022.40.16_suppl.10003 article EN Journal of Clinical Oncology 2022-06-01

10.1016/j.jvir.2017.10.017 article EN Journal of Vascular and Interventional Radiology 2018-01-16
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