STIs Flashcards
What type of organism is chalamydia?
Does not stain with gram stain as no peptidoglycan in cell wall.
Chlamydia L1 L3 is lymphohgranuloma venerum, how does it present?
Seen in HIV patients.
Genital ulcers with painful inguinal lymphadenopathy.
Investigations for chlamydia?
Males = first pass urine.
Females asyptomatic = VVS
Females Symptomatic = speculum and endocervical swab (high vaginal)
Kay facts about chalymadia testing
Need to wait 2 weeks post UPSI
All samples sent for PCR/NAAT which is a combined test for chlamydia and gonorrhoea.
1st line treatment of chlamydia
Azithromycin 1g
Chlamydia serological grouping?
A- C = eyes
D - K = genitals
L1-L3 = lymphogranuloma
Which STI causes Reiters syndrome?
Chlamydia/
Main risk of untreated chlamydia in women?
PID, females with claymadia often complain of intermesntrual bleeding.
What type of bacteria is gonorrhoea?
Gram negative diplodocus. Kidney bean
How does gonorrhoea present?
Smelly mucopurulent discharge
incubation of gonorrhoea?
Rapid, 2-5 days.
Management of gonorrhoea?
IM Ceftriazone and Axithromycin.
Post treatment gonorrhoea?
Do a test of cure and contract trace.
Causative organism in syphillis?
Treponema pallidum.
Primar syphillis presents with what?
Painless change (9-90 days)
Candida presentation and Rx?
Itchy white discharge.
Topical clotrimazole Lessard or oral fluconazole.
Bacterial vaginosis
pH > 4.5
Garnerlla vaginalais.
Fishy, +ve whiff test, Clu cells
Rx = metronidazole.
What other tests or that PCR/NAAT can be undertaken for gonorrhoea?
Microscopy of urethral endocetbvbical swabs.
Note: syphillis does not stain with gram stain how do u test?
Syphillis rash is typically on the palms and soles of feet (condylomata lata)
Screening test for syphillis?
IgM/IgG ELISA
How do you measure response to treatment in syphillis?
VDRL/RPR
What remains positive for life in syphillis?
TPPA/TPHA
Management of syphillis/?
Long acting IM Penicclin (2.4 mu)
In what STI do you get a strawberry cervix?
Trichomnoas vaginalais.
Treatment of trichomonas
Metronidazole
What is the organism in trichomonas?
Flagellated Protozoa.
Management of herpes simplex?
Oral aciclovir and analgesia.
What should you do if 1st episode of herpes is in 3rd trimester?
Inform O+G
Review birth plan
May need sectioni
management team of pubic lice?
Malathion lotion.
When should you investigate for syphillis?
3 months after potential exposure./
