carotid

(redirected from carotid body tumors)
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carotid

either one of the two principal arteries that supply blood to the head and neck
References in periodicals archive ?
Carotid body tumors develop on both sides of the neck in the same rate, in both females and males.
1) overall morbidity in surgical management of carotid body tumor is approximately 3.
It is demonstrated that chronic exposure to hypoxia is responsible of a compensatory hypertrophy of carotid body and some studies have shown that long exposure to high altitudes appears to be correlated with a 10-fold higher incidence of carotid body tumors but no increase in the incidence of paragangliomas located in other sites has been reported.
CONCLUSION: carotid body tumors are rare, which are mostly benign, sometimes they may not be truly pulsatile.
Multiple tumors are most often associated with carotid body tumors and least often with glomus tympanicum tumors.
Other investigators (4,7,8) have reported that papillary carcinomas of the thyroid, a leiomyoma, and schwannomas (among others) have appeared as carotid body tumors, but we have not seen any report of an undifferentiated mass that mimicked a carotid body tumor.
We report a case of an intravagal paraganglioma and a case of a carotid body tumor to illustrate a variable presentation of the former in which it mimicked the latter on preoperative imaging.
The patient underwent preoperative embolization and an uneventful subadventitial dissection of a 3-cm carotid body tumor (figure 2).
Carotid body tumors must be differentiated histologically from other similar-appearing neoplasms, including medullary thyroid carcinomas, laryngeal neuroendocrine neoplasms, and metastatic carcinomas, particularly renal cell carcinomas.
A CT scan demonstrated a right-sided 2 cm mass located between the external and internal carotid arteries that enhanced with contrast and caused splaying of the carotid bifurcation, suggesting a carotid body tumor (Figure A).