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Maternity & Women's Health > STI (Bacterial) > Flashcards

STI (Bacterial) Flashcards

1
Q

Common bacterial causes of STI?

A
  • Chlamydia
  • Gonorrhea
  • Syphilis
  • Chancroid
  • Lymphogranuloma venereum
  • Mycoplasma
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2
Q

Common viral causes of STI?

A
  • HIV
  • Herpes Simplex viruses types 1 & 2
  • Viral hepatitis A & B
  • Human papillomavirus (HPV)
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3
Q

Protozoa that cause STI?

A

Trichomoniasis

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4
Q

Parasites that cause STI?

A
  • (May be sexually transmitted
  • Pediculus pubis
  • Scabies
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5
Q

Five P’s of STI screening?

A

Partners (#, M/F), Practices, Prevention, Previous Pregnancies, Protection

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6
Q

What is the most common STI?

A

Chlamydia Trachomatis

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7
Q

Which 2 STI’s often coinfect with one another?

A

chlamydia and gonorrhea

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8
Q

Routes of transmission for chlamydia?

A
  • Sex: oral, vaginal, anal
  • childbirth
  • direct contact (spread to another part of same body)
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9
Q

Symptoms of chlamydia?

A

burning, inflammation, pain, dysuria, urethritis, discharge (pus), dyspareunia, prostatitis, urethritis, infective/reactive arthritis

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10
Q

Complication of chlamydia in a female?

A

PID, spead through fallopian tubes

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11
Q

Common spread sites for chlamydia?

A

eye and joints

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12
Q

What is reactive arthritis?

A

when the antibodies attack both the bacteria and the joint

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13
Q

What is is called when the antibodies attack both the bacteria and the joint?

A

reactive arthritis

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14
Q

Why is it hard to identify/see chlamydia using a gram stain?

A

the bacteria is an intracellular organism

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15
Q

What is the Rider’s Syndrome triad?

A

trachoma, urethritis, reactive arthritis

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16
Q

Neonatal chlamydia clinical manifestations?

A

conjunctivitis (crust on eyes), pneumonia, premature labor and death

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17
Q

Tx for chlamydia?

A

antibiotics (doxycycline)

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18
Q

Why are women screened for chlamydia during pregnancy?

A

up to 70% are asymptomatic

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19
Q

Which STI can spread to the CNS and cause meningitis?

20
Q

Reactive arthritis is unique to which STI?

21
Q

Which clinical manifestation is unique to gonorrhea?

A

pustules in the anus

22
Q

Gonorrheal meningitis is more common in what population?

23
Q

Why can the body not develop antibodies toward gonorrhea?

A

the bacteria have OPA protein that binds to OPA receptor on the WBC, preventing it from working properly

24
Q

How to diagnose gonorrhea?

A
  • will see gram neg cocc pairs on gram stain

- culture using Thayer-Martin media

25
Which culture media is specific to gonorrhea?
Thayer-Martin media
26
What organism is responsible for syphilis?
treponema pallidum (spirochete)
27
Which STI is know as the "great imitator"?
syphilis
28
How long does it take for syphilis symptoms to show?
< 3 weeks
29
Classical signs of primary syphilis?
chancre and inguinal lymphadenopathy
30
What is a painless lesion found in the primary stage of syphilis?
chance
31
Symptoms of secondary syphilis?
fever, regional or systemic lymphadenopathy, condyloma lata (lg with wart), papulosquamosrash
32
Which symptom is characteristic of stage 2 syphilis and can be used as a diagnostic tool?
maculopapular rash on palms of hands and soles of feet
33
Which STI invades the endothelial walls of vessels?
syphilis
34
Time frame for stages of syphyilis?
- Stage 1: 3-90 days - Stage 2: 4-10 weeks - early latent: < 2 yrs - late latent: > 2 yrs - tertiary: > 3 yrs
35
In which stages of syphilis will the patient have no symptoms?
early latent & late latent
36
What is it called when the pupils can accommodate, but not react to light?
argyle Robertson pupils can be caused by syphilis
37
Characteristic symptoms of tertiary syphilis?
- gumma - neurosyphilis - argyle roberston pupils - cardiosyphylis (attacks aorta)
38
Early (birth-1 yr) symptoms of congenital syphilis?
- hepatosplenomegaly - maculopapular rash - pneumonia
39
Late (> 1yr) symptoms of congenital syphilis?
- saddle nose deformity - saber skin deformity (tibia) - Hutchinson's teeth - Hutchinson's triad
40
What symptoms makeup the hutchinsons triad?
hutchinson's teeth, interstitial keratitis and deafness
41
Notched central incissors seen in late congenital syphilis?
Hutchinson's teeth
42
What is a Jarisch-Herxheimer reaction?
the dead syphilis bacteria release toxins causing fever, muscle pain, HA & tachycardia
43
S/S of a Jarisch-Herxheimer reaction?
fever, chills, muscle pain, HA, hypotension and tachycardia - occurs within 24 (usually within 1-3) hrs after antibiotic treatment of a spirochete infection
44
What are common sites for gumma formation in a patient with tertiary syphilis?
skin, liver, and bone
45
argyle robertson pupils
when the pupils can accommodate, but not react to light

Maternity & Women's Health (18 decks)

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