Sexually Transmitted Infections (STIs) Flashcards

1
Q

STIs

A

infection that is transmitted through sexual contact (anal, oral, vaginal)

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2
Q

what is the causative agent for syphilis?

A

treponema pallidum

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3
Q

what is the mode of transmission for syphilis?

A

sexual contact
blood transfusion
placental transmission

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4
Q

describe the primary stage of syphilis

A

incubation period: 10-90 days
painless chancre

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5
Q

describe the secondary stage of syphilis

A

rash, lesions
test will show up positive

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6
Q

describe the latent stage of syphilis

A

“hidden stage”

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7
Q

describe the late/tertiary stage of syphilis

A

damage to internal organs

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8
Q

what are the diagnostic techniques for syphilis

A

physical, medical history, confirmed lab test

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9
Q

nontreponemal

A

indirectly measures antibodies

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10
Q

treponemal

A

directly measures the antibodies

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11
Q

treatment for syphilis

A

penicillin

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12
Q

characteristics of chlamydia

A

most frequently reported infectious disease
age group 18-24
incubation period: 7-14 days

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13
Q

causative agent of chlamydia

A

chlamydia trachomatis

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14
Q

modes of transmission (chlamydia)

A

sexual contact
placental transmission

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15
Q

signs/Sx (chlamydia)

A

“silent infection”
M: 90% asx
F: 70-95% asx, bleeding bw periods
Both: opaque discharge, urethral itching, burning during urination

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16
Q

diagnostic techniques (chlamydia)

A

tissue cultures
cytology
antigen detection via serology

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17
Q

treatment (chlamydia)

A

azithromycin
amoxicillin
doxycycline
erythromycin

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18
Q

contact history (chlamydia)

A

60 days prior to onset of symptoms or last sexual encounter

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19
Q

characteristics of gonorrhea

A

incubation period: 2-7 days
“clap”

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20
Q

causative agent (gonorrhea)

A

neisseria gonorrhoeae

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21
Q

modes of transmission (gonorrhea)

A

sexual contact
placental transmission

22
Q

signs/Sx (gonorrhea)

A

M: purulent discharge, burning while urinating
F: mild discharge, burning when urinating

23
Q

diagnostic techniques (gonorrhea)

A

Hx of signs/Sx
smear/culture techniques

24
Q

treatment (gonorrhea)

A

ceftriaxone

25
Q

contact history (gonorrhea)

A

60 days prior to Sx or last sexual encounter

26
Q

incubation period (herpes)

A

2-12 days

27
Q

modes of transmission (herpes)

A

HSV1: contact w/ saliva, causes cold sores/fever blisters
HSV2: sexual contact, causes genital herpes

28
Q

signs/Sx (herpes)

A

burning, itching before blisters
dull throb, pressure
grape like clusters, crusting, healing

29
Q

diagnosis techniques (herpes)

A

culture

30
Q

treatment (herpes)

A

no cure
symptoms can be treated

31
Q

incubation period (genital warts)

A

60-90 days

32
Q

causative agent (genital warts)

A

HPV (human papilloma virus)

33
Q

modes of transmission (genital warts)

A

sexual contact
auto-inoculated

34
Q

signs/Sx (genital warts)

A

discharge, itching, burning

35
Q

diagnosis techniques

A

biopsy of warts
laboratory tests (PCR/ELISA)

36
Q

Tx (genital warts)

A

no treatment for virus
healthy immune system can fight off virus
Sx treated w/ Aldara or Condylox
avoid direct contact with lesions

37
Q

contact history (genital warts)

A

N/A

38
Q

causative agent (pubic lice)

A

phthirus pubis

39
Q

incubation period (public lice)

A

15 days

40
Q

modes of transmission (public lice)

A

sexual contact

41
Q

signs/Sx (public lice)

A

itching
damaging/reddening of skin
lice eggs/crawling lice

42
Q

treatment (public lice)

A

pediculicide (lice killing shampoo)

43
Q

chancroid

A

bacterial infection
produces genital ulcers

44
Q

causative agent (chancroid)

A

haemophilus ducreyi

45
Q

signs/Sx (chancroid)

A

1-14 days: small bumps on genitals
painful necrotizing ulcer
base is covered w/ gray or yellowish-gray material

46
Q

diagnosis techniques (chancroid)

A

looking at ulcers
checking for swollen lymph nodes
culture from base of ulcer

47
Q

Tx (chancroid)

A

antibiotics
swelling drained

48
Q

contact Hx (chancroid)

A

10 days preceding onset of symptoms

49
Q

STI prevention

A

WE DON’T DIAGNOSIS
review current CDC STD Tx Guidelines/APHA manual
initial testing
follow-up testing
health education/early detection
avoid contact if symptoms are present
investigate contacts
use immunization

50
Q

PH’s roles/responsibilities

A

Commander- ensure STI program exist
Chief of aerospace medicine- provides medical oversight/ensures specialists provide guidance
Professional staff- make referrals/perform follow-ups
Lab- ensure + are referred to PH
PH- identifies, interviews, educates, review lab logs, reporting, make referrals
Liaison- local PH