scholarly journals Medial high jugular bulb as a causative factor of sensorineural hearing loss.

1989 ◽  
Vol 32 (4) ◽  
pp. 223-230 ◽  
Author(s):  
Tetsuya Tono ◽  
Hirokazu Kawano ◽  
Kiyo Kano ◽  
Yasuaki Ushisako ◽  
Tamotsu Morimitsu
1995 ◽  
Vol 109 (4) ◽  
pp. 350-352 ◽  
Author(s):  
C. D. Good ◽  
P. D. Phelps ◽  
D. P. Lim

AbstractA case of a five-year-old child with a greatly enlarged jugular fossa and high jugular bulb with associated progressive sensorineural hearing loss is presented. While various forms of this anatomical variant have been described by many authors, this is an extreme example, and progressive symptoms are most unusual.


2000 ◽  
Vol 114 (11) ◽  
pp. 867-869 ◽  
Author(s):  
Atsunobu Tsunoda

A 15 – year – old female presented with sensorineural hearing loss related to a high jugular bulb. She noticed temporary worsening of her right hearing with mild dizziness when her neck was compressed whereas she noticed no change in her left hearing. An audiogram showed temporary worsening of low tone bone – conduction on such occasions. A large jugular bulb covering the right round window was observed through the perforation. Computed tomography (CT) revealed a large jugular bulb obliterating the round window niche. Deterioration of bone conduction during neck compression was thought to be caused by the protrusion of the jugular bulb into the inner ear via the round window. This case suggested the possibility of sensorineural hearing loss due to the jugular bulb. As in the present case, jugular bulb or vein -related ear disorders should be examined by neck compression.


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