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The purpose of this study is to characterize the blood supply at the base of the tongue and within the tonsil region. We hypothesize that high-resolution Narrow Band Imaging (NBI) will improve the diagnosis of oropharyngeal carcinoma (OPC). The goal is to provide the better assessment of tumor and thus providing better preoperative expectations to patients with OPC or tumor extent prior to radiation therapy.
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| Measure | Description | Time Frame |
|---|---|---|
| assessment of differential vascularity between normal and clinically apparent tumor with in the specified sites of oropharynx, using standard white-light endoscopy and narrow-band imaging | endoscopy of the oropharynx using white-light and narrow-Band imaging | 30 minutes |
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Inclusion Criteria:
Exclusion Criteria:
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Stanford Cancer Center patients with oropharyngeal carcinoma
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| Name | Affiliation | Role |
|---|---|---|
| Chris Holsinger | Stanford University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Stanford University, School of Medicine | Stanford | California | 95305 | United States |
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| ID | Term |
|---|---|
| D009959 | Oropharyngeal Neoplasms |
| ID | Term |
|---|---|
| D010610 | Pharyngeal Neoplasms |
| D010039 | Otorhinolaryngologic Neoplasms |
| D006258 | Head and Neck Neoplasms |
| D009371 | Neoplasms by Site |
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| D009369 | Neoplasms |
| D010608 | Pharyngeal Diseases |
| D009057 | Stomatognathic Diseases |
| D010038 | Otorhinolaryngologic Diseases |