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Office
3401 Civic Center Blvd
# Children
Philadelphia, PA 19104Phone+1 215-590-3535Fax+1 215-590-3992
Education & Training
- University of Pennsylvania Center for Clinical Epidemiology and BiostatisticsMSCE, Epidemiology, 2008 - 2011
- Children's Hospital of PhiladelphiaFellowship, Pediatric Hematology/Oncology, 2003 - 2006
- Children's Hospital of PhiladelphiaResidency, Pediatrics, 2000 - 2003
- University of Rochester School of Medicine and DentistryClass of 2000
Certifications & Licensure
- PA State Medical License 2001 - 2024
- American Board of Pediatrics Pediatric Hematology-Oncology
Publications & Presentations
PubMed
- 14 citationsPrevention of Recurrent Thrombotic Events in Children with Central Venous Catheter-Associated Venous Thrombosis.Helen Havens Clark, Lance Ballester, Hilary B. Whitworth, Leslie Raffini, Char Witmer
Blood. 2021-11-02 - 85 citationsAssociations between intracranial haemorrhage and prescribed prophylaxis in a large cohort of haemophilia patients in the United States.Char Witmer, Rodney J Presley, Roshni Kulkarni, J. Michael Soucie, Catherine S. Manno
British Journal of Haematology. 2011-01-01 - 10 citationsHematologic abnormalities in Aicardi Goutières Syndrome.Laura A Adang, Francesco Gavazzi, Russell D'Aiello, David Isaacs, Nowa Bronner
Molecular Genetics and Metabolism. 2022-08-01
Journal Articles
- The Use of Natural Language Processing on Pediatric Diagnostic Radiology Reports in the Electronic Health Record to Identify Deep Venous Thrombosis in ChildrenChar Witmer, Allan F Simpao, Mohamed A Rehman, Jorge A Galvez, Journal of Thrombosis and Thrombolysis
Lectures
- Peripherally Inserted Central Catheters (PICCs), the Leading Cause of Central Venous Catheter Associated Thrombosis in Children2018 ASH Annual Meeting - San Diego, CA - 12/1/2018
- Real World Use of Extended Half-Life Products and the Impact on Bleeding Events and Joint Health in the United States2018 ASH Annual Meeting - San Diego, CA - 12/1/2018
Press Mentions
- Cutaneous Findings in SARS-CoV-2-Associated Multisystem Inflammatory Disease in ChildrenFebruary 16th, 2021
- Therapy Induced Iron Deficiency in Children Treated with Eltrombopag for Immune ThrombocytopeniaFebruary 28th, 2017
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