a review of 14 cases of occult neoplasms associated with facial paralysis indicated that when the onset was gradual over a period of weeks or months , when all of the scientific and technological investigations , including ct scanning , polytomes , neurosensory and otologic tests , sialography , lacrimation , taste , internal acoustic meatus , evaluation of the deep lobe of the parotid , and clinical examination of the parotid and neck were negative , the tumor was almost always found in association with the main trunk of the extratemporal portion of the parotid gland .
C3272625
deep lobe
C0030580
parotid gland