
Theodore Willis Laetsch Jr. MD
Pediatric Hematologic Oncology, Pediatric Sarcoma Oncology, Pediatric Solid Tumor Oncology
Associate Professor
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3401 Civic Center BlvdPhiladelphia, PA 19104
Phone+1 267-425-0126
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Education & Training
- Children's Hospital of PhiladelphiaFellowship, Pediatric Hematology/Oncology, 2009 - 2012
- University of ColoradoResidency, Pediatrics, 2005 - 2009
- University of California San Francisco School of MedicineClass of 2005
Certifications & Licensure
- FL State Medical License 2021 - Present
- TX State Medical License 2013 - 2027
- PA State Medical License 2009 - 2026
- DE State Medical License 2022 - 2025
- NJ State Medical License 2022 - 2025
- MD State Medical License 2021 - 2024
- NC State Medical License 2021 - 2024
- American Board of Pediatrics Pediatric Hematology-Oncology
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Clinical Trials
- A Phase II Study of Sirolimus and Erlotinib in Recurrent/Refractory Germ Cell Tumors Start of enrollment: 2014 Jan 08
- Eribulin Mesylate in Treating Patients With Recurrent or Refractory Osteosarcoma Start of enrollment: 2014 Aug 01
- Study of Efficacy and Safety of CTL019 in Pediatric ALL Patients Start of enrollment: 2015 Apr 08
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Publications & Presentations
PubMed
- Characterization and prediction of hematotoxicity in pediatric patients receiving tisagenlecuecel.Swati Naik, Subodh Selukar, Aimee C Talleur, Samira Deshpande, Gabriela Llaurador Caraballo
Blood Advances. 2025-07-21 - Navigating Multidisciplinary Care in Pediatric Thyroid Carcinoma: Insights From Children's Oncology Group Sites.Casey Mehrhoff, Urania Dagalakis, Andrew J Bauer, Priya Mahajan, Theodore W Laetsch
Pediatric Blood & Cancer. 2025-07-18 - Prioritization of novel agents for further investigation in pediatric non-rhabdomyosarcoma soft tissue sarcomas: A report from the Children's Oncology Group.Jacquelyn N Crane, David P Douglass, Sapna Oberoi, Natalie B Collins, Ajay Gupta
European Journal of Cancer. 2025-07-06
Journal Articles
- Clinical Pharmacology of Tisagenlecleucel in B-cell Acute Lymphoblastic LeukemiaMichael W Boyer, Bruce L Levine, Carl H June, Theodore W Laetsch, Clinical Cancer Research
Press Mentions
- Drug Safe for Long-Term Use in Kids with Rare Cancer, Study FindsFebruary 4th, 2025
- Infantile Fibrosarcoma and Other Solid Tumors Respond Well to Precision MedicineDecember 13th, 2024
- Children's Hospital of Philadelphia Researchers Find Precision Medicine Treatment Delivers Strong Results for Infantile Fibrosarcoma and Other Solid TumorsDecember 9th, 2024
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Professional Memberships
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