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Professional
Consumer
MERCK MANUAL
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
DRUG INFO
RESOURCES
COMMENTARY
ABOUT US
HEALTH TOPICS
HEALTHY LIVING
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Digestive Disorders
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Tumors of the Digestive System
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Tumors of the Digestive System
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Anal Cancer
Symptoms
Diagnosis
Treatment
Colorectal Cancer
Risk Factors
Lynch syndrome (hereditary nonpolyposis colorectal carcinoma [HNPCC])
MUTYH polyposis syndrome
Symptoms
Diagnosis
Treatment
After surgery
Prognosis
Prevention
Colorectal Cancer Screening
Colonoscopy
Stool Tests
Sigmoidoscopy
Computed Tomography (CT) Colonography
Screening Tests for Genetic Causes of Colorectal Cancer
Esophageal Cancer
Risk Factors
Symptoms
Diagnosis
Treatment
Prognosis
Esophageal Tumors That Are Noncancerous
Diagnosis
Treatment
Familial Adenomatous Polyposis
Symptoms
Diagnosis
Treatment
Gastrointestinal Stromal Tumors
Symptoms
Diagnosis
Treatment
Pancreatic Cancer
Rare types of pancreatic cancer
Symptoms
Complications of pancreatic cancer
Diagnosis
Treatment
Prognosis
Polyps of the Colon and Rectum
Hereditary conditions that cause intestinal polyps
Symptoms
Diagnosis
Monitoring of Peutz-Jeghers syndrome
Treatment
Prevention
Small-Intestine Cancer
Rare types of small-intestine cancer
Symptoms
Diagnosis
Treatment
Small-Intestine Tumors That Are Noncancerous
Symptoms
Diagnosis
Treatment
Stomach Cancer
Rare types of stomach cancer
Risk Factors
Symptoms
Diagnosis
Treatment
Prognosis
Stomach Tumors That Are Noncancerous
