CCDM Flashcards
What is Cholera?
A bacterial infection of the body
What is the reservoir for Cholera?
Humans
How is Cholera spread?
By drinking contaminated water
What part of the world is Cholera most commonly found?
In areas with poor sanitation or flooding
What is the average incubation period for Cholera?
2-3 days
How is the diagnosis of Cholera confirmed?
Fecal swab
What is the longest incubation period for Cholera?
5 Days
What is the main concern for treating Cholera?
To rehydrate the patient immediately
Chancre
The primary lesion
The primary lesion usually appears about how many weeks after exposure as an indurated, painless ulcer with a serous exudates at the site of initial invasion?
3 weeks
A firm, nonflucuant, painless satellite lymph node (bubo) follows
Invasion of the bloodstream precedes the initial lesion;
A symmetrical maculopapular rash
involving the palms and sole with associated lymphadenopathy, is classic
Syphilis infectious agent
Treponema Pallidum
Syphilis incubation period
10 days to 3 months, usually 3 weeks
Primary Syphilis
All sexual contacts during the 3 months preceding onset of symptoms
Secondary Syphilis
6 months
Early latent Syphilis
1 year
All identified sexual contacts of confirmed cases of early syphilis exposed within how many days of examination should receive treatment?
90 days
Treatment for syphilis
PCN G 2.4 million units
Alternate treatment for syphilis
Doxycycline 100 mg or Tetracycline 500mg
Treatment for neurosyphilis
Aqueous crystalline PCN-G
First lesions of syphilis nonvenereal endemic are located where?
Mucous patches of the mouth
Follows the primary lesion of the nonvenereal endemic syphilis?
Drier lesion of the trunk
Incubation period for nonvenereal syphilis.
2 weeks to 3 months
Chancroid is what type of infection?
Acute bacterial infection
How is Chancroid characterized?
single or multiple painful necrotizing ulcers at site of infection
could include painful swelling in lymph nodes
Chancroid could be asymptomatic in who?
women
Chancroid is associated with increase risk of what?
HIV infection
Gram stain is?
if numerous gram-negative COCCObacilliare
seen “streaming” between leaukocytes
Chancroid is most often diagnosed in ?
Men
Chancroid is most prevalent in what regions?
tropical and subtropical with high incodence of syphilis and gonorrhoea
What is the reservoir for Chancroid?
Humans
Mode of transmittion for Chancroid is?
sexual contact with open lesions and pus from buboes
What is the incubation period of Chancroid?
3-5 days, up to 14 days
Period of communicability for Chancroid is?
until healed, as long as infectious agent persists in original lesion
discharging lymph nodes: several wks or months w/o antibiotherapy
There is what form of immunization for Chancroid?
None
What is the specific treatment for Chancroid?
Ceftriaxone, erythromycin, azithromycin
adults only: ciproflaxin
alternatives:amoxicilillin w/ clavuanic acid
