Laryngeal CA Flashcards by Jennifer Montoya | Brainscape

Q

larynx ca most common found where

A

-65% glottic ca

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Q

larynx carc in situ located where

A

common vocal cords

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Q

glottic lesions appear where

A

on ant 2/3 of vocal cord

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Q

glottic xrt sup border

A

upper thyroid notch/cart

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Q

larynx located b/n what vertebrae

A

tip of epiglottis C3- cricoid cart C6

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Q

glottic ca xrt fields & size

A

lats angled

- 5x5

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Q

glottic ca xrt dose

A

60-70Gy @ 200/fx

- DO NOT WANT TO UNDERDOSE ANT COMMISSURES

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Q

glottic ca xrt inf border

A

cricoid cart below

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Q

glottic ca xrt ant border

A

1-1.5 flash

- 1.5-2 beyond thyroid cart

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Q

glottic ca xrt post border

A

just ant to vert body

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