Whipple's disease is most likely caused by infection with Tropheryma whippelii. The disorder primarily affects middle-aged white men, and the onset of symptoms is usually slow. Without treatment, it may be fatal.

Whipple's disease is extremely rare, and risk factors are unknown.

• Abdominal pain
• Fatty stools
• Fever
• Diarrhea
• Weight loss
• Gastrointestinal bleeding
• Enlarged lymph glands
• Joint pain
• Edema
• Gray to brown skin coloration
• Mental status changes
• Memory loss

• Small bowel biopsy showing infection-fighting cells containing bacteria (other body parts can be also be biopsied)
• Complete blood count (CBC) showing anemia

• Fecal fat
• D-xylose absorption
• Albumin

Patients should receive prolonged antibiotic therapy with a drug that can treat infections of the brain and central nervous system. If symptoms reappear during therapy, patients may require a change in their antibiotic regimen.

Relapses can occur after therapy has been completed, requiring close patient monitoring.

Patients who experience nutritional deficiencies caused by the malabsorption will receive treatment with appropriate dietary supplements.

• Nutritional deficiencies
• Weight loss
• Reappearance of symptoms, suggesting drug resistance

Call your health care provider if you have persistent abdominal pain and diarrhea.

If you are being treated for Whipple's disease, call your health care provider if symptoms worsen or do not improve, if symptoms reappear, or if new symptoms develop.