The minor salivary glands consist of small mucus-secreting glands located throughout the lining of the oral cavity. Department, General Municipal Hospital. CT scanning provides better detail of the surrounding tissues, whereas MRI demonstrates the mass in greater contrast than a CT scan. In addition, cystic areas were identified in
|Date Added:||2 December 2007|
|File Size:||70.93 Mb|
|Operating Systems:||Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X|
|Price:||Free* [*Free Regsitration Required]|
Malignant Parotid Tumors
The lump may be accompanied by symptoms of duct blockage e. This tumor may be present for more than 10 years and demonstrate oarotis change and then suddenly infiltrate the adjacent tissues extensively. Malignant fibrohistiocytoma is very rare tu,or the parotid gland.
This page was last edited on 7 Septemberat Adjuvant radiotherapy should be prescribed on the basis of clinical factors—eg, stage, preoperative facial weakness, positive margins, perineural invasion, and extracapsular spread—in addition to histology and grade. Others, not included in the WHO classification above, include: Sign Up It's Free! A critical review of biopsies.
Parotid tumors - Overview - Mayo Clinic
These recommendations are based on the higher likelihood of occult, clinically undetectable nodal disease present at the time of operation in patients whose tumors display the above characteristics. They typically occur in the elderly 6 th decade with a recognised male predilection. Articles Cases Courses Quiz. During the period of waiting for facial nerve recovery, maintain corneal protection if the innervation to the orbicularis oculi has been interrupted.
The most important initial step is identification of the facial parptis and its course through the substance of the parotid gland. Correspondence to Hajiioannou, J. D ICD - Intermediate magnification micrograph of a Warthin tumor.
Warthin tumor of the parotid gland: Diagnostic characteristics of the common types. Characteristics of inflammatory conditions are sudden onset, pain, and systemic infection.
In de meeste gevallen komt de functie geheel of vrijwel volledig terug in de loop van enkele weken.
Larotis of accessory parotid gland tumors: A gold weight 0. The ipsilateral facial nerve stump may be used as the recipient nerve.
May 18, Author: Mucoepidermoid carcinoma of the parotid gland: Adjuvant radiotherapy should be considered in high-grade or large tumors or in cases where there is an incomplete or close resection margin.
Share Email Print Feedback Close. Primary lymphoma in the salivary glands: The tumor has an affinity for growth along perineural planes and may demonstrate skip lesions along involved nerves. Vascularized nerve grafts, such as sural nerve graft, have been described to reestablish facial nerve continuity. The facial nerve exits the cranium via the stylomastoid foramen and courses through the substance of the parotid gland.
The presence parofis numbness in the distribution of the second or third divisions of the trigeminal nerve often indicates neural invasion. From Wikipedia, the free encyclopedia.
Ayear-old woman presented with a painless giant tumor arising from the right parotis which had been slowly enlarging over a period of 20 years.
History often is the most useful tool in distinguishing inflammatory from neoplastic masses.