Pathogens: Sexually-transmitted infection Flashcards

1
Q

sexual health clinic

A

commissioned buy local authority
some provided by NHS
free confidential service
no postcode restriction
STI free treatment

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2
Q

STI contacts

A

when someone is diagnosed with STI contact sexual partners at risk
with patients consent
options include patient themself contacting
or provider referral

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3
Q

provider referral

A

name of index patient isn’t given
need consent from index to name the STI
national network
maintains confidentiality
recommend treatment, don’t have to tell them what for

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4
Q

how do patients access sexual health clinics

A

self referral
recommendations
hand held letter/ “my GP told me to come”
formal referral form GP/ other doctors

with extremely complex problems needing a senior member a formal referral is beneficial but not essential

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5
Q

who do sexual health generally see

A

13+
screening, treatment and prevention of all STI’s
recurrent vaginal discharge
recurrent genital itching
genital lumps, bumps, rashes
emergency and on going contraception
pelvis testicular or genital pain
sexual dysfunction, some services
chronic HIV care, some services

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6
Q

sunderland sexual health

A

manage people living with HIV
chronic pelvic and genital pain, sex related pain
genital problems in transgender people including after gender reassignment
medical psychosexual cre

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7
Q

sexual health stats

A

1 in 2 attend sexual health with identified mental health problems
1 in 3 partners unfaithful in long term relationships
1 in 5 partners in unfaithful marriage
1 in 6 difficulty in sex
1 in 10 genital herpes, men having sex with men
1 in 1000 living with HIV in north east

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8
Q

risk of STI’s

A

everyone
higher prevalence in under 25s and men who have sex with men
important to have regular testing if not in long term relationship, suggest every 3 months
all STI’s can be asymptomatic

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9
Q

what should you never assume

A

someone isn’t at risk of STI’s

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10
Q

sexual behaviour

A

people having sex at younger age

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11
Q

sexual history taking

A

reason for attendance: symptoms and duration
casual and regular sexual contacts, gender
past 3 months or as relevant
sexual practices: oral/anal/vaginal, condom
past history of STI
recent medications and allergies
medical/gynaecolgocial history

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12
Q

major presenting complaints

A

urethral discharge/dysuria (urethritis)
vaginal discharge genital ulcers/sores
lumps and bumps

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13
Q

GMC guidance for intimate examination

A

offer chaperone
obtain consent
keep discussion relevant
explain why examination is necessary and what it involves
give patient privacy to undress and dress

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14
Q

genital examination

A

often only if required
not needed if no symptoms
undress below waist
examine mons pubis to natal cleft including inguinal region, palpate for lymphadenopathy
remember extra genital signs of STI’s, other conditions may present with genital signs

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15
Q

females genital exam

A

lithotomy position allowing good visualisation
speculum exam
bimanual exam only if clinically indicated

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16
Q

how to screen

A

explain what it is!!!!

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17
Q

typical check ups

A

first pass urine if not born with vagina
vaginal swab if born with one
rectal/ throat swabs for MSM
heterosexual men and women don’t routinely have throat or rectal swabs
check up with no concerns or symptoms, no need to examine
self taken swabs better than healthcare taken
blood test for HIV and syphilis encouraged

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18
Q

main 4 STI’s

A

syphilis, gonorrhoea, chlamydia and trichomoniasis

19
Q

declining STI’s

A

genital warts
pubic lice
new HIV diagnoses

20
Q

decline in pubic lice

A

shaved pubic hair
now rare to see pubic lice in sexual health clinics

21
Q

genital warts decline

A

150 types of HPV
6 and 11 cause warts
Gardasil vaccine protects 6,11,16,18
16 and 18 are associated with cancers in cervix, oral cavity, rectum,penis, vulva,vagina
rates of genital warts declined

22
Q

Gardasil vaccine

A

girls and now boys vaccinated age 12
MSM can be vaccinated for free at sexual health clinics if under 45

23
Q

why have HIV rates declined

A

use of pre-exposure prophylaxis PrEP, daily tablet stopping you catching HIV
change in guideline and funding so all patients with HIV can now have treatment regardless of their immune function (CD4 count), people taking effective treatment aren’t infectious

24
Q

which STI’s are going up

A

Gonorrhoea, Syphilis, Herpes, Trichomonas, Chlamydia

25
gonorrhoea
bacterial infection super bug and global threat increasing resistance treatment only in sexual health partner notification is essential test of cure is essential can get everywhere causes: discharge, pain urinating, pelvic and testiculat infection, conjunctivitis rarely: sepsis and arthritis
26
gonorrhoea gram stain
gram negative intracellular diplococci
27
what is the most common bacterial STI in the uk
chlamydia trachomatis
28
chlamydia trachomatis
very transmissible symptoms: discharge, pain urinating, irregular bleeding, pain with sex, testicular swelling, conjunctivitis many asymptomatic NAAT test to diagnose
29
chlamydia treatment
single dose antibiotic doesn't treat rectal infection caused resistance in another STI, no longer recommended
30
syphilis
bacterial infection caused by spirochete called treponema pallidum highest incidence now since WW2 congenital syphilis is back in UK mainly blood tests to diagnose curable with high dose penicillin untreated can cause serious health problems
31
stages of syphillis
early, caught under 2 years ago late, caught more than 2 years ago
32
early syphillis
latent, no symptoms or signs but positive test primary: ulcer "chancre" secondary: whole body infection, multiple organs can be affected
33
late syphillis
latent: no symptoms or sings but positive test cardiovascular neurological gummatous
34
images primary syphilis
35
images secondary syphilis
36
untreated syphilis in pregnancy
37
congenital syphilis early
38
congenital syphilis late
39
mycoplasma genitalium
new STI smallest bacteria ever found NAAT tests available to look for DNA unsure on numbers diagnosis is still not in all clinics
40
when would you test for mycoplasma genitalium
suspected pelvic infection in women male urethritis contacts of mycoplasma already resistant worldwide
41
trichomoniasis
protozoa many people in uk haven't heard of it causes discharge and urethral/vaginal soreness associated with miscarriages
42
most common worldwide STI
trichomoniasis
43
genital herpes
1 in 10 herpes simplex virus primary infection= flu like and lasts 5-7 days painful lymph nodes tingling pain in genital area, bum or legs genital blisters or ulcers can get recurrent sores can't cure but treatment to prevent it coming back life long infection
44
complications of STI's