std Flashcards

1
Q

what are the 5ps when educating for stds?

A

partners, practices, prevention IUP, protection STDs, past hx STds

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2
Q

what diseases are on DDX if pt presents w genital, oral, vaginal lesions?

A

Chancroid, LGV, donovanosis, herpes, syphilis

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3
Q

what should be on your DDX if pt presents w discharge?

A

Trich, BV, candida, gonorrhea, chlamydia

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4
Q

what should be on your DDX if have constitutional sx?

A

HIV/AIDS, syphilis, herpes

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5
Q

what is the PE of cervicitis?

A

red/ friable cervix with mucopurulent discharge

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6
Q

how is the cervicitis diagnosed?

A

Gram stain >100 WBC per high power field and wet prep

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7
Q

what are the 2 cervicitis?

A

Gc and chlamydia

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8
Q

how is Chlamydia diagnosed?

A

Endocervical / vaginal swab for DNA culture; NAAT; and liquid based cytology

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9
Q

What is the 1st line tx with Chlaymdia?

A

Azithromycin 1gm PO - single dose!

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10
Q

How far back do sexual partners need to be test for Chlamydia?

A

Back 60 days need to be tested

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11
Q

What are some complications of Chlamydia and Gc?

A

PID, sequelae, infertility, ectopic

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12
Q

What are the PE findings of neisseria gonorrhoeae?

A

Friable cervix with mucopurulent discharge from rectum, pharynx, cervix, and eye

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13
Q

How is Gc diagnosed?

A

endocervical/ vaginal swab for DNA culture; NAAT; liquid based cytology

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14
Q

What is 1st line tx for cervical, rectal, or pharyngeal gc?

A

Ceftriaxone 250 mg IV PLUS Azithromycin 1 g PO - single dose

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15
Q

What is 1st line tx for conjunctiva gc?

A

Ceftriaxone 1 g IV PLUS Azithromycin 1g PO

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16
Q

How long does one need to abstain from sex after gc or Chlamydia?

A

Abstain 7 days after completion of Rx for both partner and patient.

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17
Q

Is TOC needed for gc?

A

Not needed if uncomplicated rectal or urogenital w/ 1st line tx; UNLESS persistent sx, pregnancy, or suspected reinfection

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18
Q

What is PID?

A

Upper genital tract spectrum inflammatory disorder

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19
Q

What are some causes of PID?

A

N. gon, C. trach, vaginal anaerobes, G. vag, H. influ, gram neg rods

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20
Q

What are some PE findings on PID?

A

uterine, cervical, adenexal tenderness plus 1 or more : > 101 fever, mucopurulent discharge +/ friable cervix, abundant WBC in vaginal fluid, elevated SED rate + / c reactive protein, + rapid test for gc or chlamydia

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21
Q

How is PID diagnosed?

A

clinic, TVUS and laproscopy PRN

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22
Q

Can tx of PID reverse damage?

A

No, only prevent future damage.

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23
Q

What is FIRST LINE for OUTPATIENT tx for PID?

A

Ceftriazone IM PLUS doxycycline , +/- metronidazole bid

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24
Q

What are C/I for outpt PID tx?

A

Vomit, febrile, pregnant, septic, surgical abdomen not present.

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25
What is the FIRST LINE tx for IN PATIENT PID?
IV Cephalosporin + IV doxycycline both q 12 hours
26
When would inpatient tx for PID begin?
1. Failure to respond to outpt. tx in 24-72 hours 2. Do not tolerate out pt meds 3. Suspect tubal-ovarian abscess 4. Pregnancy 5. Unreliable patient
27
What are the oncogenic high risk HPV strains? Low risk?
16 and 18 | 6 and 11
28
How can the oncogenic HPVs be prevented?
Quadrivalent vaccine - 16,18,11 ,6 Bivalent - 16, 18 Nonavalent - the rest
29
How is HPV transmitted
1. Genital skin to skin contact 2. Oral Genital skin to oral skin contact 3. Anal sex
30
What will be visible on the PE if pt is HPV positive??
Condyloma acuminata
31
Which HPV types are anogential warts related to?
90% 6,11
32
How is it diagnosed (anogen warts)?
1. Visual of warts | 2. HPV test with cervical cytology or colposcopy
33
Treatment of macroscopic warts?
1st line: imiquimod, wash areas 6-10 hours post application | 2. 1st line HCP - cryotherapy w/ liquid nitrogen r cryoprobe
34
What are the side effects of imiquimod?
Local erythema, erosions, irritation, induration
35
What are the side effects of cryotherapy?
Pain, blistering, necrosis
36
How does HSV 1 manifest?
oral cold sores
37
What will a first episode of Herpes present as?
Constitutional + adenopathy + lesion or lesions | Recurrent; prodrome + lesions
38
How is Herpes diagnosed?
Cell culture and PCR
39
What is being looked at in serology of Herpes?
HSV glycoproteins - G1 AND G2 , + results indicate anogenital infection
40
What is FIRST LINE tx for Herpes?
ANTIVIRALS
41
What is initial first line tx for Herpes?
antiviral - acylovir TID 7-10 x day
42
What is the tx for established or recurrent Herpes?
Acyclovir TID, and acyclovir BID
43
What is the tx for partner in Herpes?
Valacyclovir
44
What is neurosyphilis?
Invasion of CNS by T. pallidum
45
What are the early changes in neurosyphilis?
CN issues, meningitis, CVA, altered MS, eye/ear issues
46
What is the primary stage of syphilis?
Chancre : 10-60 days post infected. Painless punched out ulcer Resolves on own 3-6 weeks +/- regional adenopathy
47
When does the secondary stage of syphilis start ? When does it resolve?
4-8 weeks post chancre | On own in 3-12 weeks
48
What are the sx of secondary syphilis?
Great imitator - generalized non-pruritic maculopapular rash (palms and soles) , fever, HA , malaise sore throat, condyloma lata : moist flat and grey
49
When is the tertiary stage of syphilis?
10 -30 years post infection
50
What are the PE findings in the tertiary stage of syphilis?
1. Gumma - necrotic/ nodular granulomatous lesion cutaneous - arciform, erythematous, eroded plaques with central scarring or cardiac CNS changes - late stage neurosyphilis
51
What are the signs and sx of latent syphilis?
None
52
What is the difference between early and late latent syphilis?
Acquired infection within preceding year vs. unknown duration or > 1 year
53
How is syphilis diagnosed?
Dark field- definitive microscopy --> Serum, chancre, tissue, CSF serology- non-treponemal and trep
54
What is non-trep?
VDRL - venereal dz research lab | RPR - rapid plasma reagin
55
What is the trep test?
TP-PA = t. pallidum passice particle agglutination assay FTA- ABS = fluorescent trep antibody absorbed
56
Qualified vs. Quantified serology results for syph?
Quant - 1:4, 1:8, 1:16, etc | Qual - FTA or TP-PA infection is reactive
57
What is FIRST LINE tx for syphilis?
Benzathine PCN G IM
58
How many doses of PCN do syphs pt need for primary, secondary, and early latent?
SINGLE DOSE of Benzanthine PCN G IM
59
How many doses of PCN do syph pt need for late latent or unknown duration?
Weekly x 3 weeks of Benzanthine PCN G IM
60
When do syph pts need to have clinical follow up?
6 and 12 months minimum
61
What is Jarisch-Herxheimer rxn?
NOT a PCN rxn, Happens when all the organisms die off--> HA , fever within 24 hours of infection
62
What is HIV/AIDS?
RNA retrovirus
63
How is HIV/ AIDS diagnosed?
Rapid tests: prelim diagnosis w/in 30 minutes, if + get confirmed test - Serology : Antibody differentiation HIV 1 & HIV 2; HIV antigens, RNA assay - Serology : Combination HIV-1/HIV-2 antigen-antibody immunoassay & if positive: antibody differentiation HIV 1 & HIV 2