Respiratory Flashcards

1
Q

in which type of pathology would prophylactic brain RT be done?

what would the prescription be?

A

small cell

2500/10

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2
Q

what is the preferred treatment regimen for non small cell carcinoma?

A

surgery - lobectomy preferred over wedge resection

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3
Q

when may SBRT be considered

A

medically inoperable node negative disease up to 5cm in size

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4
Q

if medically inoperable NSCLC and SBRT unavailable what is the definitive treatment regimen?

A

RT +/- chemo

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5
Q

What is the dose range for RT of inpoperable NSCLC

A

60-70Gy conventional fractionation `

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6
Q

what is the standard of care for NSCLC locally advanced and inoperable

A

chemoRT

considering they are good performance status

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7
Q

what type of chemo regimens are used for NSCLC?

A

cisplatin based

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8
Q

what is the primary treatment modality for SCLC

A

chemotherapy - SCLC is very sensitive to chemotherapeutic agents

and concurrent RT

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9
Q

what are the post and preoperative doses for NSCLC?

A

pre - 45 to greater than 60

post -50-54 with a boost to of 54-60 for those with positive margins

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10
Q

SBRT dose for NSCLC?

A

34/1
54-60/3 over 1.5-2 weeks
48/4 consecutive
50-60/5 consecutive for node negative disease

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11
Q

RT dose for SCLC?

A
45 bid (1.5fx)
60-70 daily (1.5-2Gy fxs)
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12
Q

when might brachytherapy be utilized?

A

alternative for surgery or in combo with EBRT as boost

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13
Q

how is brachytherapy deliviered

A

permanent implants of I-125

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14
Q

standard of care for superior sulcus lung ca?

A

induction chemoRT followed by resection

cisplatin based chemo

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15
Q

RT dose for superior vena cava syndrome?

A

high dose fractions over 2-3 days (dose greater than 3Gy) followed by daily doses of 1.8-2Gy

OR

3Gy x x10

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16
Q

at what dose does radiation pneumonitis start?

A

20-22Gy

17
Q

when does spinal myelopathy occur?

A

45Gy in 1.8-2Gy fxns

18
Q

what can be used to treat esophagitis?

A

viscous lidocaine