Prostate Cancer Flashcards

1
Q

What is the most common type of prostate cancer?

A

Adenocarcinoma

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2
Q

Which part of the prostate does cancer typically effect?

A

Peripheral zone

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3
Q

What are risk factors for prostate cancer?

A
FHx of breast/prostate cancer
BRCA2
Lynch syndrome
Increasing age 
Afro-Caribbean
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4
Q

What are the features of prostate cancer?

A

Asymptomatic

LUTS
Haematuria
Bone pain

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5
Q

What are the 2WW referral criteria for prostate cancer?

A

Prostate feels malignant

Raised PSA

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6
Q

How is suspected prostate cancer investigated?

A

DRE
PSA

Biopsy

  • TRUS
  • transperineal

MRI

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7
Q

What can cause a raised PSA?

A
UTI
DRE
Recent ejaculation 
Acute urinary retention 
Prostate cancer
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8
Q

How can prostate cancer be staged?

A

Using TNM, PSA + Gleason grade

Low

  • T1-T2a
  • PSA <10
  • Gleason <6

Intermediate

  • T2b
  • PSA 10-20
  • Gleason 7

High

  • > T2c
  • PSA >20
  • Gleason 8-10
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9
Q

What is Gleason grading?

A

Use 2 biggest tumour areas and add scores

1 = small uniform glands
2 = more stroma
3 = distinctly infiltrative margins
4 = irregular margins
5 = occasional glands
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10
Q

How can prostate cancer be managed?

A
Watchful waiting
Active surveillance
Radical prostatectomy
External beam RT
Brachytherapy 
Androgen deprivation therapy
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11
Q

What is watchful waiting?

A

Less intensive follow up

Aim = symptom control

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12
Q

What is active surveillance?

A

Closely monitoring patients

Aim = treat if progressing

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13
Q

What is a radical prostatectomy?

A

Remove

  • prostate
  • seminal vesicle
  • LNs
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14
Q

What is brachytherapy?

A

Inject radioactive pellets into prostate

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15
Q

What are the different types of androgen deprivation therapy?

A

Bilateral orchidectomy
Goserelin
Degarelix

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16
Q

Why does androgen deprivation therapy work?

A

Testosterone is responsible for tumour growth

17
Q

What is goserelin?

A

GnRH analogue / LHRH agonist

18
Q

How does goserelin work?

A

Stimulate oestrogen + testosterone release

Desensitises hypothalamus to GnRH

Reduced testosterone production

19
Q

What is degarelix?

A

GnRH/LHRH antagonist

20
Q

How does degarelix work?

A

Prolonged suppression of

  • FSH
  • LH
  • testosterone
21
Q

What are the side effects of androgen deprivation therapy?

A

Osteoporosis
Erectile dysfunction
Gynaecomastia
Hot flushes