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Postoperative and Postradiation Head and Neck: Role of Magnetic Resonance Imaging

Postoperative and Postradiation Head and Neck: Role of Magnetic Resonance Imaging Downloaded from http://journals.lww.com/topicsinmri by BhDMf5ePHKbH4TTImqenVA5KvPVPZ0P5BEgU+IUTEfzO/GUWifn2IfwcEVVH9SSn on 06/04/2020 REVIEW ARTICLE Postoperative and Postradiation Head and Neck Role of Magnetic Resonance Imaging Andreea G. Moore, MD and Ashok Srinivasan, MD Accurate staging of head and neck malignancy requires inte- Abstract: Interpretation of head and neck imaging after treatment for gration of findings from both endoscopy and cross-sectional im- malignancy poses a challenge even for the experienced neuroradiologist. aging. Although knowledge of the common lymph nodal spread While computed tomography is often the preferred modality for assess- patterns from each primary site is required for accurate staging be- ment of the head and neck due to its faster acquisition, magnetic resonance fore therapy (Fig. 1), lymphatic channels are often disrupted in imaging (MRI) is superior in the evaluation of nasopharyngeal, sinonasal 2,3 an unpredictable manner after surgery and/or radiation. This and skull base tumors. In this article, we review pretherapy imaging proto- makes it imperative in the posttherapy setting to evaluate lymph cols, common surgical approaches and reconstructions, postsurgical and nodes that may not be along the primary drainage pathway (Fig. 2), postradiation MRI appearance and complications, MRI criteria for tumor for example, retrograde to the primary lesion (such as facial or http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Topics in Magnetic Resonance Imaging Wolters Kluwer Health

Postoperative and Postradiation Head and Neck: Role of Magnetic Resonance Imaging

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References (42)

Publisher
Wolters Kluwer Health
ISSN
0899-3459
eISSN
1536-1004
DOI
10.1097/RMR.0000000000000042
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Abstract

Downloaded from http://journals.lww.com/topicsinmri by BhDMf5ePHKbH4TTImqenVA5KvPVPZ0P5BEgU+IUTEfzO/GUWifn2IfwcEVVH9SSn on 06/04/2020 REVIEW ARTICLE Postoperative and Postradiation Head and Neck Role of Magnetic Resonance Imaging Andreea G. Moore, MD and Ashok Srinivasan, MD Accurate staging of head and neck malignancy requires inte- Abstract: Interpretation of head and neck imaging after treatment for gration of findings from both endoscopy and cross-sectional im- malignancy poses a challenge even for the experienced neuroradiologist. aging. Although knowledge of the common lymph nodal spread While computed tomography is often the preferred modality for assess- patterns from each primary site is required for accurate staging be- ment of the head and neck due to its faster acquisition, magnetic resonance fore therapy (Fig. 1), lymphatic channels are often disrupted in imaging (MRI) is superior in the evaluation of nasopharyngeal, sinonasal 2,3 an unpredictable manner after surgery and/or radiation. This and skull base tumors. In this article, we review pretherapy imaging proto- makes it imperative in the posttherapy setting to evaluate lymph cols, common surgical approaches and reconstructions, postsurgical and nodes that may not be along the primary drainage pathway (Fig. 2), postradiation MRI appearance and complications, MRI criteria for tumor for example, retrograde to the primary lesion (such as facial or

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Topics in Magnetic Resonance Imaging – Wolters Kluwer Health

Published: Feb 1, 2015

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