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Relapsing Whipple's disease presenting with hypopituitarism.
M Brändle1, P Ammann, G A Spinas
1Department of Internal Medicine, Kantonsspital St. Gallen, Zürich, Switzerland. ndobraem@usz.unizh.ch
Clinical Endocrinology
|August 6, 1999
Summary
Whipple's disease can affect the brain, causing seizures and hypopituitarism. Polymerase chain reaction (PCR) testing of cerebrospinal fluid is crucial for diagnosing this rare infection.
Area of Science:
- Neurology
- Infectious Diseases
- Endocrinology
Background:
- Whipple's disease is a rare systemic bacterial infection caused by Tropheryma whippelii.
- Neurological involvement can manifest years after initial infection, presenting with diverse symptoms.
Observation:
- A 44-year-old male with a history of Whipple's disease presented with seizures and hypopituitarism.
- Brain MRI revealed a hypothalamic lesion, and hormonal assays confirmed hypopituitarism.
- Cerebrospinal fluid analysis showed positive polymerase chain reaction (PCR) for Tropheryma whippelii.
Findings:
- The patient was diagnosed with Whipple encephalitis affecting the hypothalamus.
- PCR for Tropheryma whippelii in cerebrospinal fluid confirmed the diagnosis, especially valuable in atypical cases.
- This case highlights the utility of PCR in diagnosing Whipple's disease when histological confirmation is challenging.
Implications:
- Whipple's disease should be considered in the differential diagnosis of hypopituitarism, particularly in patients with unexplained neurological symptoms.
- Early and accurate diagnosis through molecular methods like PCR is vital for timely treatment and management of neurological complications.
- This case underscores the importance of recognizing the potential for late-onset neurological and endocrine manifestations of Whipple's disease.