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Mononeuritis multiplex secondary to sarcoidosis.
Sanjeev Garg1, Aubrey Wright, Raymond Reichwein
1Department of Neurology, MC H037, Penn State College of Medicine, 500 University Drive, Hershey, PA 17033, USA.
Clinical Neurology and Neurosurgery
|February 15, 2005
Summary
Sarcoidosis can affect peripheral nerves, causing treatable neurological symptoms like weakness and numbness. Early diagnosis and corticosteroid treatment led to a favorable outcome in this patient with undiagnosed sarcoidosis.
Area of Science:
- Neurology
- Immunology
- Pathology
Background:
- Sarcoidosis is an inflammatory disease that can manifest neurologically, affecting peripheral nerves.
- Peripheral neuropathy in sarcoidosis is uncommon but treatable, often responding to corticosteroids.
- Long-term outcomes for neurosarcoidosis can be unpredictable due to potential relapses.
Observation:
- A patient presented with asymmetrical neurological symptoms, including paresthesias and distal extremity weakness.
- Differential diagnoses for neuropathy were excluded, and elevated serum angiotensin-converting enzyme (ACE) levels were noted.
- Nerve and lip biopsies revealed non-caseating granulomas, confirming sarcoidosis.
Findings:
- The patient's presentation of peripheral nerve involvement was indicative of previously undiagnosed sarcoidosis.
- Diagnostic workup confirmed neurosarcoidosis through elevated ACE levels and characteristic biopsy findings.
- Prompt initiation of high-dose oral prednisone treatment resulted in a favorable clinical response.
Implications:
- This case highlights the importance of considering sarcoidosis in patients with unexplained peripheral neuropathy.
- Early diagnosis and appropriate corticosteroid therapy can lead to positive clinical outcomes in neurosarcoidosis.
- Further research into long-term management strategies for neurosarcoidosis is warranted to address unpredictable prognoses.