In-depth

Bile reflux

Bile reflux — the backwash of bile from the small intestine into the stomach and esophagus — can cause ongoing inflammation and lead to serious complications.

Blastocystis hominis infection

A microscopic parasite causes Blastocystis hominis infection. Experts disagree as to whether this infection causes diarrhea and other associated signs and symptoms.

Burns

Burns — Comprehensive overview covers symptoms, treatments and self-care tips. Includes burn pictures.

Carcinoid tumors

Carcinoid tumors are rare, slow-growing cancerous tumors that most often occur in the gastrointestinal tract or in the lungs.

Chronic sinusitis

Chronic sinusitis involves long-term inflammation or infection of the sinus cavities. Medications can help, and in rare cases surgery can treat this painful condition.

Cyclic vomiting syndrome

Cyclic vomiting syndrome can last for hours or days and shares many triggers with migraines.

Dysphagia

Difficulty swallowing can be painful and may indicate a serious medical problem.

Esophageal cancer

Reduce your risk of esophageal cancer by eating more fruits and vegetables.

Esophageal spasms

Esophageal spasms are irregular contractions of the esophageal muscles, which impair the movement of food to the stomach.

Esophagitis

Several conditions can cause esophagitis. Learn what they are and how to get relief.

GERD

Hiatal hernia

Most cases of hiatal hernia are small and don't require treatment. A larger hiatal hernia can cause heartburn and other symptoms.

Indigestion

Indigestion can ruin meals and make you feel uncomfortable. Take steps to prevent symptoms like upset stomach, bloating and pain.

Intestinal ischemia

Intestinal ischemia occurs when the blood supply to your digestive system is reduced. Abdominal pain is a common symptom. Several treatment options are available.

Iron deficiency anemia

Iron deficiency anemia may leave you feeling sapped of energy. This condition is especially common in women. Iron supplements usually help.

Lynch syndrome

Lynch syndrome, an uncommon disorder caused by genetic defects, predisposes a person to develop colon cancer and other forms of cancer.

Nonulcer stomach pain

Nonulcer stomach pain, a type of indigestion, commonly causes pain or discomfort in your upper abdomen.

Peptic ulcer

Peptic ulcers are painful sores that commonly affect the lining of your stomach and upper small intestine. The most frequent cause is a treatable infection.

Sinus headaches

Sinus headaches are often confused with migraines. Proper diagnosis and treatment are the keys to relief.

Stomach cancer

Reduce your risk of stomach cancer by eating more fruits and vegetables.

Stomach polyps

Stomach polyps are rare and usually harmless, but some types increase the risk of stomach cancer.

Vocal cord paralysis

Vocal cord paralysis occurs when one or both of your vocal cords don't open or close properly.

Aug. 29, 2012