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AHN 577 Infectious Disease Part 3 Test With Complete Solution
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AHN 577 Infectious Disease Part 3 Test With Complete Solution...
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AHN 577 Infectious Disease Part 3 TestWith Complete Solution
What bacteria causes syphilis? - ANSWER Treponema pallidum
Primary syphilis symptoms - ANSWER Painless ulcer/chancre
Secondary syphilis symptoms - ANSWER Nontender enlargement of lymph
nodes
Late (tertiary) syphilis symptoms - ANSWER Fluid expression from lesions
Diagnosing non-treponemal syphilis - ANSWER - VDRL
- RPR
* Positive 4-6 wks after infection or 1-3 wks after appearance of lesion
Diagnosing treponemal syphilis - ANSWER - TPHA
- TPPA
- FTA-ABS
CSF testing for syphilis - ANSWER If neuro syphilis suspected
Preferred treatment for syphilis - ANSWER - PCN
- Doxy if PCN allergic
Mode of transmission for lyme borreliosis - ANSWER Through ticks
- Most prevalent in spring and summer
Characteristic of lesion in lyme borreliosis - ANSWER Bulls-eye lesion,
,commonly in areas of tight clothing, such as groin, thigh, or axilla
Lyme disease s/s - ANSWER - Facial palsy
- Arthritis/arthralgia/stiff neck
- Encephalomyelits
- Peripheral neuropathy
Criteria for lyme disease diagnosis - ANSWER - Person with exposure
potential within last 30 days
- At least one late manifestation of disease
- Lab confirmation (antibodies on ELISA test)
Preferred treatment for lyme disease - ANSWER - Doxy
- Amoxicillin
- Cefuroxime
Types of spirochete - ANSWER - Lyme borreliosis
- Treponema pallidum (syphilis)
Mode of transmission for HSV 1 - ANSWER Kissing, oral sex
Area primarily affected by HSV 1 - ANSWER oral, genital
S/S of HSV 1 - ANSWER - Cold sore
- Genital pustule
- Ocular disease
- CNS dysfunction
, - Bells palsy
HSV 2 mode of transmision - ANSWER Close physical contact, usually
childbirth or sexual
Area primarily affected by HSV 2 - ANSWER genitals
S/S of HSV 2 - ANSWER - Small painful vesicles/pustules
- White/grey area of necrosis on cervix
- Vaginal discharge
How to prevent spread of HSV - ANSWER - Strict adherence to med regimen
- Condom use
Antiviral therapy for HSV - ANSWER - Acyclovir
- Valacyclovir
- "vir"s
S/S of Herpes Zoster - ANSWER - Tingling/pain
- Eruption of vesicles in dermatomal distribution (most often
thoracic/lumbar), evolving to pustules then crusting
Preferred treatment for Herpes Zoster - ANSWER - Valacyclovir
- Famciclovir
When are steroids appropriate with Herpes Zoster? - ANSWER When PNA is
present
For whom is Zostavax recommended? - ANSWER People > 60 even if prior
outbreaks of shingles
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