Lab 5 Resource Sheet - Humerus Flashcards

1
Q

positioning of patient and devices used

A
supine
B-HR
styrofoam block placed under the arm so that it's parallel with the beam  
arm away from the body 
knee sponge
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2
Q

technique

A

SAD

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3
Q

machine and energy

A

6 MV

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4
Q

field arrangement

A

POP AP/PA

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5
Q

depth of treatment

A

midplane

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6
Q

scanning borders

A

Superior: 5 cm above the clavicle

Inferior: Below the joint space to include the elbow

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7
Q

field borders and MLC blocking

A

Inferior: 5.5 cm inferior to the tumor

Superior & Laterals: 1.5cm block around the bone and 1.5 cm flash medial to the tumor

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8
Q

prescription

A

180 cGy/fx x 25 fx = 4500 cGy

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