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Infectious Disease > EXAM #2: STIs > Flashcards

EXAM #2: STIs Flashcards

1
Q

How is syphilis diagnosed?

A

1) Serology
2) Darkfield microscopy
3) VDRL, RPR
4) Flourescent antibody

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2
Q

How is chancroid diagnosed?

A

Culture

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3
Q

What increases the risk for chancroid?

A

1) Developing countries

2) Commerical sex workers

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4
Q

What is the relationship between chancroid and HIV? What are the implications?

A
  • H. duceryi is a cofactor for HIV

- Test for HIV at time of chancroid diagnosis

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5
Q

What is the treatment for chancroid?

A

Azithromycin or Ceftriaxone

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6
Q

What is the most common STI in women?

A

HSV

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7
Q

How is HSV diagnosed?

A

1) Culture
2) PCR
3) Serology

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8
Q

If a patient is positive for HSV on serology (without genital ulcers) can you diagnose them with HSV-1 or HSV-2?

A

NO

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9
Q

What is primary HSV? How does this relate to pregnancy?

A

1) Culture positive HSV
2) Antibody negative

*Highest transmission rate in pregnancy

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10
Q

What is nonprimary first episode HSV?

A

1) Culture positive

2) HSV antibody to opposite serotype

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11
Q

What is recurrent HSV?

A

Reactivation of HSV with complimentary antibody

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12
Q

What should a woman do that is HSV negative but has a partner that is positive?

A

Avoid sex in 3rd trimester

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13
Q

What should you do if a patient has prodromal sx. of HSV at time of delivery?

A

C-section

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14
Q

What is the clinical indication of primary syphilis?

A

Painless ulcer at site

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15
Q

What are the clinical manifestations of secondary syphilis?

A
  • Rash
  • Mucocutaneous
  • LAN
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16
Q

What are the clinical manifestations of tertiary syphilis?

A

asdf

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17
Q

How is syphilis treated?

A

PCN

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18
Q

What should you do if a patient is pregnant and allergic to PCN with syphilis?

A

Desensitize

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19
Q

How are pregnant women with syphilis monitored?

A

Follow titers

20
Q

What is the most frequently reported STI in the US?

A

Chlamydia

*Mostly asymptomatic; screen those under 25

21
Q

What are the sequelae of Chlamydia?

A

1) PID
2) Ectopic pregnancy
3) Infertility

22
Q

What is the treatment for Chlamydia?

A

One time dose of azithromycin

23
Q

How long should a patient abstain from sex if positive for Chlamydia?

A

7 days

24
Q

What are children born to a mother with Chlamyida at risk for?

A

1) Conjuncitivitis

2) Pneumonia

25
Q

What is the treatment for gonorrhea?

A

1) Cefriaxone AND

2) Azithromycin

26
Q

What is a common cause of septic arthritis in a sexually active young adult?

A

Gonorrhea

27
Q

What are the sequelae of neonatal gonorrhea?

A

Ophthalmia neonatorum

28
Q

How is PID diagnosed?

A

1) Pelvic lower abdominal pain with no alt. cause

2) CMT or uterine/adnexal tenderness

29
Q

What is the definitive diagnosis for PID?

A

1) Endometrial biopsy
2) TVUS or MRI
3) Laproscopy

30
Q

What did the PEACH trial show for PID?

A

No difference in outcomes for inpatient for outpatient

31
Q

Who requires inpatient care for PID?

A

1) Unable to exclude surgical diagnosis
2) Pregnant
3) Non-complaint
4) Unable to tolerate PO meds
5) Tubo-ovarian abscess

32
Q

If you manage a PID patient as an outpatient, what do you need to do?

A

See the patient back in 72 hours

33
Q

What causes Granuloma inguinale or Donovanosis?

A

Klebsiella granulomatis

34
Q

What type of lesion is seen in Donovanosis?

A

Painless without lymphadenopathy

35
Q

How is Donovanosis diagnosed?

A

Dark-staining Donovan bodies

36
Q

How is Donovanosis treated?

A

Doxycycline

37
Q

What serotypes of HPV cause condyloma?

A

6 and 11

38
Q

What serotypes of HPV are associated with cervical dysplasia?

A

16, 18, 31, 33, and 35

39
Q

When should you biopsy suspected HPV?

A

1) Uncertain diagnosis
2) Unresponsive to treatment
3) Immunocompromise

40
Q

What is the concern of HPV in pregnancy?

A

Recurrent respiratory papillomatosis

41
Q

What is the classic presentation of Trichomonas?

A

Diffuse, malodorus, yellow-green discharge with “strawberry” cervix

42
Q

How is Trichomonas diagnosed?

A

Wet mount

43
Q

How is Tichomonas treated?

A

Metronidazole

44
Q

How is Scabies treated?

A

Permethrin

45
Q

What causes Molluscum contagiosum?

A

Poxvirus

46
Q

What organism most commonly causes cystitis?

A

E. coli

Proteus mirabilis is 2nd

47
Q

What UA findings are indicative of cystitis?

A

1) Leukocyte esterase

2) Nitrite

Infectious Disease (21 decks)

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