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[Persistent otorrhoea caused by cerebrospinal fluid leakage].

R Mahieu1, H G X M Thomeer1, L V Straatman1,2

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Persistent otorrhoea, often caused by cerebrospinal fluid (CSF) leakage, can mimic middle ear infections. Timely diagnosis and treatment of CSF otorrhea are crucial to prevent complications and hearing loss.

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Area of Science:

  • Otolaryngology
  • Neurosurgery
  • Medical Diagnostics

Background:

  • Persistent otorrhoea is a common clinical presentation in both pediatric and adult patients.
  • Cerebrospinal fluid (CSF) leakage from the lateral skull base can cause chronic middle ear conditions.
  • Superinfection in the humid middle ear environment due to CSF leakage can alter clinical presentation.

Purpose of the Study:

  • To highlight the significance of diagnosing cerebrospinal fluid (CSF) leakage presenting as persistent otorrhoea.
  • To emphasize the potential for diagnostic delays when CSF otorrhea mimics otitis media.
  • To underscore the importance of timely intervention for CSF leakage.

Main Methods:

  • Case study analysis of three patients with confirmed cerebrospinal fluid (CSF) leakage.
  • Clinical presentation review focusing on otorrhoea and associated symptoms.
  • Diagnostic evaluation of otogenous CSF leakage.

Main Results:

  • Cerebrospinal fluid (CSF) leakage was identified as the underlying cause of persistent otorrhoea in the presented cases.
  • The condition mimicked serious otitis media, leading to potential diagnostic delays.
  • Conductive hearing loss was a noted concomitant finding.

Conclusions:

  • Early and accurate diagnosis of cerebrospinal fluid (CSF) otorrhea is essential.
  • Timely treatment of CSF leakage is critical for managing persistent otorrhoea and preventing complications.
  • Recognizing CSF otorrhea's atypical presentation is key to avoiding diagnostic delays.