5.7 Sexually Transmitted Infections Flashcards
What strain causes gonorrhea?
neisseria gonorrhoeae
What is a general description of neisseria gonorrhea?
gram negative
diplococcic
fastidious
What plate is n. gonorrhoeae best frown on?
chocolate agar
How does the bacteria causing gonorrhea move?
pili for attachment and movement
What are pili?
small protein filament appendages
What are symptoms of gonorrhea?
inflammation in the urehra, throat, prostate, anus, and testes
What can happen is gonorrhea is left untreated?
systemic infection may result in cardiac and neurological complications such as endocarditis and meningitis
What strain causes syphilis?
treponema pallidum
What is a general description of treponema pallidum?
gram negative spirochete
How can you best identify treponema?
dark field microscopy
Why is it difficult to recognize symptoms of syphilis?
often mimic a wide range of other diseases
What can happen is syphilis is left untreated?
long-term complications divided into four stages: primary, secondary, latent, and late
How long can the primary stage of syphilis last?
3-6 weeks
How does the primary stage of syphilis present?
single or multiple sores located at the point of infection
How does the secondary stage of syphilis present?
rough red or brown skin rashes
fever
headaches
swollen lymph nodes
muscle aches
fatigue
When will individuals move to the third stage of syphilis?
if left untreated
What does the third stage/latency stage of syphilis present?
all physical symptoms disappear and you become asymptomatic
How long can the latency stage of syphilis last?
30 years or more
When does the final stage/late stage of syphilis appear?
10-30 years post infection
What are the symptoms of the late stage of syphilis?
paralysis
blindness
diminished muscle coordination/movement
dementia
organ failure
