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Median age of dx?
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68
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Higher risk ethnic group?
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African americans at higher risk of getting it adn dying from it
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Dietary risk factors?
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Lack of antioxidants, increased fat intake
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Symtpoms?
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*often asymtpomatic (have high PSA during screening) *localized disease--> obstrucction--> urinary freq, urgency, nocturia (but this can't be distinguished from BPH) *met disease can--> back pain from vertebral involvement
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Phys exam?
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Prostate often normal or diffusely enlarged...may feel prostate nodule
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Ddx if high PSA? 2
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BPH, prostatitis (also urinary rettention, transurethral resection of prostate= TURP, and prostate bipsy can elevate psa briefly)
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PSA level that's normal? suggestive of cancer?
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Normal: <4 ug/mL...suspcious of cancer: >10...between 4-10: 25% of cancer
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Dx how?
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Transrectal prostate biopsy (use transrectal US) to guide biopsy = definitive diagnosis...take 8-12 samples adn then grade with Gleason score from 1 (well diff)- 5 (poorly diff)...two most common patterns are added together to get a score of 2-10
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Gleason scores divided up how?
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*2-4 = well-diff *5-6= moderately diff *7= mod-poorly diff *8-10= poorly diff
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15-year mortality for 2-4, 5-6, 7, 8-10?
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6%, 9, 24, 75% respectively
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TNM staging: T assess how?
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T: 1= nonpalpable, 2= palpable; T3-4: locally advanced disease
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N: assess how?
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Regional lymph node involvement: N0 or 1.
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M: assess how?
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Metastatic disease= M1
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What's recommended for some pts with prostate cancer?
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Bone scan to look for mets
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3 ways to tx prostate cancer?
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Surgery, radiation, and/or androgen deprivation therapy
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