chorda tympani nerve

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chorda tympani nerve (kor´də tim´pənē),

n a nerve branch of the facial nerve that passes through the tympanic cavity to join the lingual branch of the mandibular nerve; it conveys taste sensation from the anterior two thirds of the tongue and carries parasympathetic preganglionic fibers to the submandibular and sublingual salivary glands.
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References in periodicals archive ?
In PCI surgery, the edge of the drill hole is adjacent to important structures, such as facial nerves (FNs), chorda tympani nerves (ChTs), the back wall of the external canal, and the auditory ossicles.
The chorda tympani nerve courses through the middle ear and is thus susceptible to damage during ear surgeries, such as stapedectomy [sup][1] and cochlear implantation.
Sectioning or stretching of chorda tympani nerve caused transient disturbance of taste which recovered in 3-4 months.
E H Sham, MBBS, N Prepageran, FRCS, R Raman, MS, K F Quek Chorda Tympani Nerve Function after Myringoplasty.
Rate of recovery of taste function after preservation of chorda tympani nerve in middle ear surgery with special reference to type of disease.
1,2) However, access through the superior opening of the facial recess is limited by the presence of both the facial nerve and the chorda tympani nerve.
In our case, sacrifice of the chorda tympani nerve or repeated stimulation of the dehiscent bifid facial nerve might have provided the stimuli for viral reactivation.
However, if your patient already has a damaged or cut chorda tympani nerve in the other ear, or if you don't know the status of the nerve in the other ear, it is better to terminate the procedure than to take a chance of damaging the chorda tympani in the ear currently being operated on.
The chorda tympani nerve was seen leaving the iter chordae posterior and passing between the malleus and incus.
One had cholesteatoma invading the fallopian canal, and the other was found to have a chorda tympani nerve injury at exploration.
2) Scutum lowering during an operation allows the surgeon to see the normal structure of the ossicles and assess the continuity of the ossicular chain and ossicle mobility, but it adds to the length of surgery and is associated with increased morbidity, such as damage to the ossicular chain and the chorda tympani nerve.
the chorda tympani nerve, which supplies taste fibers to the anterior two-thirds of the tongue, preganglionic parasympathetic fibers to the submandibular gland, and postganglionic fibers to the submandibular and sublingual glands