In-depth

Anthrax

Bile reflux

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.

Chagas disease

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

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

Gastritis

GERD

H. pylori infection

Heartburn

Hiatal hernia

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

Nonulcer stomach pain

Oral thrush

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

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