Case 36: A 40 year old male presented to the ENT clinic with a swelling in the right upper neck of 2 months duration. The swelling was non-tender, firm and progressively increased in size. After a complete ENT examination there was a right conductive hearing loss and a retracted tympanic membrane. Also, there was right vocal fold paralysis and on swallowing there was also some nasal regurge. The patient gave a history of an offensive sanguineous post nasal discharge.
[HIDE]CASE 36
Diagnosis & reasons
Nasopharyngeal carcinoma with right upper deep cervical lymph node metastasis (early presentation by right upper deep cervical lymph node metastasis, right conductive hearing loss, right retracted tympanic membrane, offensive sanguineous post nasal discharge)
Explain the following manifestations
Right conductive hearing loss and retracted tympanic membrane: due to nasopharyngeal carcinoma destroying the nasopharyngeal orifice of the eustachian tube causing poor aeration of the middle ear causing otitis media with effusion
Right vocal fold paralysis: due to involvement of the vagus nerve by the nasopharyngeal carcinoma as the nerve passes just lateral the nasopharyngeal wall
Nasal regurge: paralysis of the vagus high up in the neck close to the skull base leads to paralysis of its pharyngeal branch that supplies the palate this palatal paralysis causes nasal regurge
Further examination &/or investigations
• CT scan to see the extent of the malignancy and lymph node metastasis
• Nasopharyngoscopy and biopsy
• Audiogram and tympanogram
Treatment
Radiotherapy for the primary tumor and the metastsis
Radical neck dissection for the residual metastatic lymph nodes after radiotherapy
Myringotomy and T-tube insertion of the right tympanic membrane to relieve otitis media with effusion[/HIDE]
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