Ensayos clínicos

Study Criteria:

Exclusions:

• Age < 18
• Primary cancer outside of the esophagus within the last 5 years (not including basal or squamous cell skin cares)
• History of Esophageal cancer
• Intervention to completely remove the current target pathology
• Any endoscopic treatment to current target pathology [Endoscopic intervention examples: Photodynamic therapy, Halo, Cryotherapy, Multi-polar coagulation]
• Prior chemotherapy class drugs or radiation for the primary esophageal cancer prior to blood or stool collection
• Biopsy (excluding skin) and/or brushing 3 days prior to blood collection  
• IV contrast given within 24 hours of blood collection

Additional Stool Exclusions:

• Bowel prep <7 days prior to stool collection
• Oral contrast given within 7 days of stool collection
• Removal of more than 50% of colon or presence of ileostomy
• Enteral feeds or TPN
• Diagnosis of inflammatory bowel disease
• If patient has had colonoscopy within 5 years, were pre-cancerous polyps (>1cm or villous)
• Enteric barium studies within the prior 7 days of stool collection