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Related Experiment Videos

Herald facial numbness.

T Kuntzer1, J Bogousslavsky, B Rilliet

  • 1Department of Neurology, CHUV, Lausanne, Switzerland.

European Neurology
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

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Subacute facial numbness can signal serious trigeminal nerve tumors. Early diagnosis and evaluation are crucial for patients with suspected trigeminal neuropathy due to poor prognosis.

Area of Science:

  • Neurology
  • Oncology

Background:

  • Trigeminal neuropathy can present with facial numbness.
  • Early diagnosis is critical for conditions affecting the trigeminal nerve.

Observation:

  • Three patients presented with subacute facial numbness as the initial symptom of expanding tumors involving trigeminal nerve fibers.
  • Case 1: Metastatic renal cell carcinoma causing mental neuropathy.
  • Case 2: Cavernous hemangioma compressing the semilunar ganglion.
  • Case 3: Primary brainstem lymphoma presenting with facial numbness.

Findings:

  • Expanding tumors involving trigeminal nerve fibers can present as subacute facial numbness.
  • Differentiating benign trigeminal neuropathy from serious conditions can be challenging.
  • Prognosis for fifth nerve involvement by expanding masses is generally poor.

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Implications:

  • Early clinical and electrophysiological evaluation is vital for patients with suspected trigeminal neuropathy.
  • Prompt referral can aid in the timely diagnosis of serious underlying conditions.
  • This highlights the importance of considering neoplastic processes in cases of unexplained facial numbness.