Table 3 Initial House-Brackmann grade according to magnetic resonance imaging (MRI) findings of the mastoid area in Bell’s palsy (BP) and Ramsay Hunt syndrome (RHS).

From: Mastoid effusion on temporal bone MRI in patients with Bell’s palsy and Ramsay Hunt syndrome

 

MRI finding in mastoid area

 
 

Normal

Mastoid effusion

 

House-Brackmann grade

BP (n = 128)

3.2 ± 0.8 (n = 128)

NA (n = 0)

 

RHS (n = 30)

3.4 ± 0.8 (n = 16)

3.8 ± 1.2 (n = 14)

P = 0.201

  1. NA, not applicable.
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