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Tumors of the prostate MCQ Question with Answer

Tumors of the prostate MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 15
What is the likelihood that prostate cells die in a single freeze cycle of cryotherapy when tissue temperature reaches colder than - 400 C?

never
unlikely
likely
always
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Question No : 16
Which factor(s) determine(s) the return to normal erectile function after radical retropubic prostatectomy?

the age of the patient
preoperative potency status
extent of nerve-sparing surgery
all of the above
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Question No : 17
Which factor is closely related to the return to urinary continence function after radical retropubic prostatectomy?

pathologic tumor stage
performing nerve-sparing surgery
patient`s age
performing internal sphincter micro-dissection
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Question No : 18
Fill the blanks: on treating prostate cancer patients, the median time from PSA failure to the development of metastatic disease after radical prostatectomy is approximately (…) yrs. and from the time of metastases to death is approximately (…) yrs..

4, 2 respectively
8, 5 respectively
6, 3 respectively
7, 4 respectively
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Question No : 19
What is true regarding prostatic tissue levels of hK2?

intensely expressed in benign prostatic epithelium
increased in poorly differentiated prostate cancer tissue
helps differentiate benign from malignant causes of high t-PSA
is an organ but not pathology specific marker
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Question No : 20
What advantage does laparoscopic/robotic prostatectomy has over open surgery in treating prostate cancers?

preserving potency
avoiding incontinence
less bleeding
all of the above
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Question No : 21
Regarding treating prostate cancer patients, watchful waiting is a reasonable option for:

patients who have a life expectancy ≤ 10 yrs. and/or well to moderately differentiated cancer
≥ 70 yrs. of age
PSA < 10 ng/mL, ratio < 0.22
patients with good performance status
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