Timothy B. Rapp

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Tumors are thought to be sustained by a reservoir of self-renewing cells, termed tumor-initiating cells or cancer stem cells. Osteosarcomas are high-grade sarcomas derived from osteoblast progenitor cells and are the most common pediatric bone malignancy. In this report we show that the stem cell transcription factor Sox2 is highly expressed in human and(More)
METHODS: A retrospective review of patients presenting to Weill Cornell Medical Center from 2010 to 2014 for tethered cord surgery was performed. All patients who underwent tethered cord release by three neurosurgeons with or without involvement of a plastic surgeon were included in the study. Data including patient demographics, medical co-morbidi-ties,(More)
Despite educational focus regarding orthopedic oncology during residency, assessment of resident orthopedic oncology caseload has not been performed. The purpose of this study was to evaluate orthopedic oncology caseload trends and variation among residents. The Accreditation Council for Graduate Medical Education case log reports for orthopedic surgery(More)
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