Reproductive tract cancers Flashcards

(53 cards)

1
Q

Cancers are the _________ leading cause of death globally

A

second

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2
Q

First leading cause of death globally is ??

A

CVD

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3
Q

Only 1 in ____ LMIC have the necessary data to drive cancer policy

• SDG target ______– to reduce premature NCD mortality by onethird by 2030

A

5

3.4

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4
Q

The interaction between a person’s genetic factors and 3 categories of external agents, including:
• _________ carcinogens, such as ultraviolet and ionizing radiation
• _________ carcinogens, such as asbestos, components of tobacco smoke, aflatoxin (a food
contaminant) and arsenic (a drinking water contaminant)
• _________ carcinogens, such as infections from certain viruses, bacteria or parasites

A

physical ; chemical

biological

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5
Q

Ageing is a fundamental factor for the
development of cancer

T/F

A

T

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6
Q

The incidence of cancer rises dramatically with age:
• due to a build-up of ______ for specific cancers that increase with age
• combined with the tendency for _________ mechanisms to be less effective with ageing

A

risks

cellular repair

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7
Q

Prostate cancer
Background

• _______ most common cancer globally

• Highest rates occur in Western Europe, Australia, and
North America

A

3rd

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8
Q

Risk factors of prostate cancer

Age- Prostate cancer is diagnosed in very few people aged younger than _____ years (<0·1% of all patients).
• Race/ethnicity- The lowest rates are usually in ________ , especially ________ people in Tianjin, China (1·9 per 100 000 per year), the highest are in North America and Scandinavia, African-
Americans especially those in the USA (137 per 100 000 per year).

A

50 ; Asia

Chinese

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9
Q

Lynch syndrome (also known as _____________, or HNPCC), a condition
caused by inherited gene changes, have an increased risk for a number of cancers, including prostate cancer.

A

hereditary non-
polyposis colorectal cancer

hereditary non-polyposis colorectal cancer

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10
Q

Higher concordance for prostate cancer diagnosis between _______zygotic than ______zygotic twins.

A

monozygotic than dizygotic twins.

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11
Q

Protective factors
• High intake of _______ and _______
• Folate: dietary folate vs folic acid
supplementation
5AR inhibitors, still controversial, not yet recommended by FDA
• Finasteride (Proscar, Propecia etc)
• Dutasteride (Avodart etc)

A

fruits

vegetables

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12
Q

Which is protective?
Dietary folate or folate supplement

A
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13
Q

Factors with less clear effect on prostate cancer risk or effect unknown (higher risk)
• Dietary factors
-western lifestyle and in particular, diet that includes a high intake of ______, meat, dairy products (α-linolenic acid) and _________.
-Consumption of _______ or _______ meat; especially the cooking and preparation

A

fat ; calcium.

red ; processed

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14
Q

Factors with less clear effect on prostate cancer risk or
effect unknown (higher risk)

Hormonal factors
-Androgens: ___________ (DHT)
• __________ (Supplement) 1mg/day
• ________ (taken alone)
• Multivitamins
• Some medications like aspirin, statin

A

dihydrotestosterone (DHT)

Folic Acid ; Vitamin E

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15
Q

Vitamin E + _________ = protective

A

Selenium

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16
Q

Unclear factors (protective)
• Frequent intake of __________-based products, particularly _________ sauce (_______)
• _________ (generally processed into soymilk or tofu)
• Fish- mostly attributed to _____________.
• Brassica or Cruciferous vegetables (Cabbage, Broccoli etc.)
• micronutrients selenium and vitamin E in combination (__________)
• green tea ______________ __________

A

tomato ; tomato

lycopene ; Soybeans

omega-3 fatty acids.

α tocopherol ; epigallocatechin gallate

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17
Q

Symptoms & signs of prostrate cancer

• (Slow or Fast?) growing, maybe symptom free
• Urinary symptoms which include frequent urination, nocturia, sudden urge to urinate, difficulty starting and maintaining a steady stream of urine, hematuria, and dysuria.
• Problems with sexual function and
performance, such as difficulty achieving ________ or __________ ejaculation, _______ in the
semen

A

Slow ; erection

painful ejaculation

blood

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18
Q

Symptoms & signs of prostate cancer
• Shortness of breath, feeling very tired, fast heartbeat, dizziness, or pale skin caused by anaemia
Metastasis may lead to;
• _______ pain- vertibrae, pelvis, ribs
• _______ , _______ ________

A

Bone

Urinary, faecal incontinence

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19
Q

Detecting prostate cancer
• _________ & _________ (diagnosis)
• ______________________
• Kallikrein Tumor Markers
• Transrectal ultrasound
• Transrectal MRI
• ______________ Exam
• Recently: Prostate Urine Risk test (PUR)

A

Biopsy & histology

PSA (Prostate specific antigen)

Digital Rectal Exam

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20
Q

_______________________ test (PUR)

A

Prostate Urine Risk

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21
Q

Staging of prostate cancer
• The TNM staging system T1, T2, T3, T4
• Histologic Grading: The __________ Score 2-10
• Post-Surgical Evaluation
• Imaging Bone Metastases

A

Gleason Score

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22
Q

Treatment of prostate cancer
• Types of treatment used:
– Watchful waiting/active surveillance
/observation/expectant management
– Surgery
– Radiation therapy and radiopharmaceutical therapy
– Hormone therapy
– Chemotherapy
– Biologic therapy
– Bisphosphonate therap

23
Q

Bisphosphonate therapy

Works by ??

A

Slowing down bone resorption

24
Q

Treatment of prostate cancer

• New types of treatment being tested in clinical trials:
– ___________
– High-intensity–focused ________ therapy
– __________ radiation therapy
– __________ therapy

A

Cryosurgery

ultrasound

Proton beam radiation

Photodynamic

25
Primary prevention of prostate cancer - education on the _________ of modifiable risk factors; diet, behavioral • Secondary- _________; - ——— - ———- Tertiary- treatment of invasive cancer, ________ care
avoidance ; screening PSA ; DRE palliative
26
Palliative care • This is treatment to ______________ caused by cancer • Improved access to __________ is mandatory for the treatment of moderate to severe cancer pain, suffered by over 80% of cancer patients in terminal phase.
relieve symptoms oral morphine
27
Cervical cancer Background (global) • ____ most common cancer among women worldwide • Victims have their lifespan reduced by_____ yrs
4th 18
28
Cervical cancer In Nigeria….. • ______ most common cancer among women in Nigeria
2nd
29
Aetiology of cervical cancer • The primary cause of cervical pre-cancer and cancer is persistent or chronic infection with one or more of the “______-risk” (or oncogenic) types of ___________________ especially ____ & ___
high human papilloma virus (HPV) 16 & 18 •
30
________ is the most common viral infection of the reproductive tract
HPV
31
HPV is mainly transmitted through ___________ and most people are infected with HPV shortly after the onset of sexual activity
sexual contact
32
Aetiology of cervical cancer • Most HPV infections clear up on their own spontaneously within __________ and most pre-cancerous lesions resolve within ________
a few months ; 2 years
33
• Cervical Cancer develops ________ yrs after HPV infection in women with normal immune system and _____ yrs in those with weakened immune system like those with untreated HIV infection.
15- 20 yrs 5-10 yrs
34
Risk factors for cervical cancer • _____ age of sexual debut • ________ sexual partners • _________ use • Immune suppression eg _____ infection • ________ parity (_________ Ca) • _________________ (____ term use)
Early ; Multiple Tobacco ; HIV High ; Sq cell Oral contraceptives ; Long
35
High parity means having ______ or more previous pregnancies where the gestation period reached 20 weeks or more
5
36
Estrogen and progestin in Oral contraceptives can make the Cervical __________ more susceptible to infection and cellular changes
epithelium
37
Clinical features of cervical cancer • ________ vaginal bleeding • ____________ bleeding • ____________ bleeding • ____________ bleeding • Menorrhagia • Vaginal ____________ or ______ vaginal discharge • Back, leg or pelvic pain • Fatigue, weight loss, loss of appetite
Irregular ; Post menopausal Post-coital ; Intermenstrual discomfort ; foul
38
Detecting CA cervix • _________ testing for high-risk HPV types • ______________________ (VIA)/__________________________ (VILI) • Conventional (_____) test and _______________ (LBC) (diagnosis) • Culposcopy
HPV DNA Visual inspection with acetic acid (VIA) Visual inspection with Lugols iodine (VILI) Pap ; liquid-based cytology (LBC)
39
For age 21-29: Pap test every ______ 30-65:pap test every ______, or _____ test every _______ , or pap/HPV co-test every 5 years
3 years 3 years ; HPV; 5 years
40
Treatment of cervical cancer • For pre-cancer lesions: ________ or _________ and Loop Electrosurgical Excision Procedure (LEEP) • Cancer: Depends on the stage • Surgery • Chemotherapy • Radiotherapy • Palliative
cryotherapy thermal ablation
41
Treatment of cervical cancer(trials) • Recently “________” : an antiviral drug, normally used orally to treat _______ • Has been shown to kill-off the human papilloma virus (HPV) • Self-applied directly to the cervix as a pessary • Long acting injectable form is undergoing clinical trial
Lopinavir HIV
42
Cervical Cancer 5 Year Survival Rates by Stage • Stage 1A- 95 to 99% • Stage 1B- 80 to 95% • Stage 2A- 70-90% • Stage 2B- 60-70% • Stage 3- 30-50% • Stage 4- 20% • Another prognostic factor is ____________(PS)- patient ability to participate in activities of daily life or how well you are overall
Performance Status
43
Prevention of cervical cancer Cervical cancer is a preventable disease, WHO recommends life-course approach to cervical cancer interventions • Primary prevention- girls ______ years • HPV ________ • Education for boys and girls targeted at prevention of risk factors such as sex education on: • high risk sexual behavior, abstinence, provision of barrier methods such as condom; tobacco use
9-14 years vaccination •
44
Prevention of cervical cancer • Secondary prevention- ___ years or older (start at ______ yrs for HIV positive women) • ________ to detect and treat pre-cancerous lesions. Can do _________ testing, _____ test, _____ & _____ at the primary health care level. Regular screening interval of ____ years • immediate treatment of pre-cancerous lesion or as quickly as possible • Tertiary prevention: All women as needed: treatment of invasive cancer, palliative care
30 ; 25 yrs HPV DNA ; pap test VIA ; VILI 3 years
45
Prevention of cervical cancer • Screening is recommended for every woman from aged 30 to 49 at least once in a lifetime • IDEALLY, all sexually active women should have a cervical smear every ____ yrs and _______ after menopause. • Yearly pap smears are also recommended for women with known risk factors such as history of HPV infection, previous positive smear, HIV/AIDS, multiple sexual partners etc.
2 yrs yearly
46
New recommendations of cervical cancer • WHO guideline for screening and treatment of cervical pre-cancer lesions for cervical cancer prevention, second edition • Has a total of ______ recommendations and _____ good practice statements •_________ detection should be used as the primary screening test rather than _____ or _______ in screening and treatment approaches among both the general population of women and women living with HIV
23 ; 7 HPV DNA VIA ; cytology
47
For the general population of women • WHO suggests using either of the following strategies for cervical cancer prevention: • HPV DNA detection in a _______________ approach starting at the age of 30 years with regular screening every _____ to _____ years. • HPV DNA detection in a ____________ approach starting at the age of 30 years with regular screening every 5 to 10 years.
Screen and treat 5:10 screen, triage and treat
48
For women living with HIV • WHO suggests using the following strategy for cervical cancer prevention: • HPV DNA detection in a _______________ approach starting at the age of ____ years with regular screening every ____ to ____ years.
screen, triage and treat 25 years 3 to 5 years.
49
HPV Vaccine • Currently there are _____ licensed HPV vaccines (9-45yrs): • 3 ___valent (________, Cecolin, Walrinvax) • 2 _____valent (________ , ________) • 1 _______valent (_________)
6 3 bivalent (Cevarix • 2 quadrivalent (Gardasil 4, Cervavax) • 1 nonavalent (Gardasil 9)
50
Global Response • World Cancer Day is ______; 2025 theme is : _________
Feb 4th United by unique
51
A WHO global strategy to accelerate the elimination of cervical cancer as a public health problem (73rd WHA 2020): a threshold of ____ per 100 000 women- years for elimination as a public health problem in the next _________
4 century
52
The WHO global strategy The 90-70-90 targets 90% ? 70% ? 90% ?
Of girls vaccinated with the HPV vaccine by age 15 Of women screened with a high performance test by ages 35 and 45 Of women with cervical disease receiving treatment
53
Nigeria • (Slow or fast?) progress in Cancer control in Nigeria • Many factors at play: poor health-seeking behavior, late detection, misdiagnosis, lack of skilled medical manpower, lack of chemotherapy and radiotherapy facilities, high cost of cancer management, poor govt and non-govt funding, • Individuals and communities should take actions to save lives, achieve greater equity in cancer care and make fighting cancer a priority at the highest political level
Slow