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20 Cards in this Set
- Front
- Back
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The TD 5/5 for kidney tolerance in the adult is ___Gy and ___Gy in the child
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20; 12-14Gy
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stage I seminoma patietns are commonly tx'd with dose schedules of ___Gy and ____flds
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25Gy; paraortic and ipsilateral pelvic flds
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which of the following fields are INCORRECT when tx prostate fields
a. post. includ pelvic and presacral lymph nodes aboe S-3 segment b ant margins should be 1.5cm post to the prejection of the ant cortex of pubic symphysis c Lat argin should be 4-5cm beyond the lat bony pelvis d inf margin shoudl be 1.5-2cm distal to the junction of the prostatic and membranous urethra ( usually at or caudad to the bottom of the ischial tuberosities) |
all correct except C
lateral margin actually SHOULD BE 1-2cm beyond the lateral bony pelvis (corrected statement) |
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the role of hormonal therapy in treating prostat patietns include each of the following EXCEPT
a. administered to low risk prognostic group patients b used to reduce adrogen-producing tissue, suppression of pituitary gonadotropin release, inhibition of androgen synthesis or interference w/ androgen action in target tissues c evidence of synergistic interactions btwn hormonal ablation and radiation d Flutaminde, Megace, DES, Cytadren, Casodex, and leuprolide are agenst often used |
all except but A
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the best way to localize the kidney is all the following except
ultrasound ivp ct palpation |
all good except palpation
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when tx'ing the entire bladder, bladder should be
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emptied just before tx
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which of the following statements are INCORRECT regarding testicular cancer?
a. nonseminomatous tumors are more radiosensitive than semimomas+ b painless mass most common sign c crytochidism testicle is the ost comon risk factor d most common cancer occurring in the male between 25-35years |
A is INCORRECT
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the most common histopathlogy of prostate cancer is
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adenocarcinoma
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cumulative doses above____Gy probably will lead to permanent injury to the testis
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2Gy
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the curative dose for bladder irradiation alone is ___Gy or adjuvant radiation therapy is ____Gy
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64.8-68.4 ; 60-70Gy
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TD5/5 and TD50/5 for testes is ____Gy and ____Gy
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TD5/5= 1Gy
TD50/5=2Gy 1;2 |
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each of the following statements are correct regarding the anatomy considerations fothe kidneys except
a. enveloped by a fibrous capsule and surrounded by Gerota's fascia b left kidney drain into the paraaortic lymph nodes while the right kidney drains into the paracaval and interaortocaval nodes c located in the retroeritoneal space btwn the 11rib and 3rd lumbar; right more inferior than the left due to the right hepatic lobe d kidneys can move vertically as much as 7cm during normal respirations |
all correct except D
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most common infiltrative tumor of the bladder is
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transitional cell carcinoma/papillary
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gynecomastia more commonly occurs in males with each of the following EXCEPT
a. testicular cancer b bladder cancer c males placed on estrogen administation d prostate cancer |
all correct except B Bladder cancer
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which of the following is INCORRECT regarding renal cancers?
a. hypernephroma, renal cell carcinoma and Grawitz tumors are synonymous for renal cancers b RT is the only proven curative tx for renal cancer c cigarett smoking is an associated etiology, while hematuria is the most common symptom d normal structures often to be considered when tx'ing with RT include small bowel, stomach, liver, spinal cord, and opposite kidney |
all correct except B
SURGERY is the only proven curative tx for renal cancer (corrected statement) |
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a patietn is receiving RT to the prostat should be instructed to ______ bladders
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full bladder
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when txing patients with bladder cancer each of the following statements are correct EXCEPT
a. high energy photon beam (10-20MV) are preferred b 4-fld tech with wedges in teh later field often is the preferred dose distribution c 3fld (PA and laterals) and rotational fld (360 degrees) are the most commonly used setups d during simulation, Cysto-Conray II and air are used in teh bladder and diluted Barium is placed in the rectum |
all correct except C
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the ___testis lymphatic drainage is to the lymphatics along the inf. vena cava
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right
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common doses prescribed when treating the stageA and B prostate cases are ___Gy
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70-74Gy
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each of the following are correct statements concerning prostate EXCEPT
a. surrounds the male urethra btwn the base of the bladder and urogenital diaphragm b composed of two lobes c denonvilliers fascia separates the prostate from the rectum d first area of nodal spread is to the periprostatic and obturator lymph nodes |
B is incorrect
"composed of two lobes" prostate has FIVE (5) lobes |
