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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 : 36
What is true about the usefulness of Gleason scoring system?

used to stage prostate cancer
a specimen of grade 3 + 4 is worse than 4 + 3
a sum of 6 suggests an intermediate risk for aggressive cancer
it has a role in guiding the appropriate treatment options
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Question No : 37
What is false concerning prostate cancer?

the most common cause of mortality in men with prostate cancer is cardiac disease
is the second most common cause of cancer death in males
androgens have a pivotal role in prostate cancer development
low protein and high carbohydrate diet play a role in the development of prostate cancer
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Question No : 38
What is false concerning antiandrogen class of prostate cancer medications?

commonly used in combination with a GnRH agonist
less effective than medical or surgical castration
not recommended for localized prostate cancer
inhibits various cytochrome P-450 enzymes
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Question No : 39
What is false concerning thawing procedure to treat prostate cancer cells?

slow thawing is more effective than rapid thawing
the most common complication is erectile dysfunction
for effective thawing a minimum temperature of − 25° C and a double freeze/thaw cycle with urethral warming are recommended
the two most common modalities employed in focal therapy are highintensity focused ultrasound and cryosurgery
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Question No : 40
What are the clinical parameters of tissue ablation achieved by cryotherapy for cancer cells destruction?

the number of freezing cycles
the lowest temperature achieved
the existence of regional heat sinks
all of the above
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Question No : 41
What is false regarding the diagnosis of prostate cancer?

most cases are identified by screening asymptomatic men
physical examination alone cannot reliably differentiate benign prostatic conditions from cancer
most diagnosed cases have normal DRE and PSA values
prostate biopsy establishes the diagnosis
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Question No : 42
What class of prostate cancer medications causes an initial increase in LH, FSH levels and consequently a rise in testosterone level for few weeks?

GnRH agonists
antiandrogens
antimicrotubular
bisphosphonates
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