Infectious Disease Flashcards
normal range of body temp
97-99.5
irreversible brain damage at this temp
106.8
FUO is defined as?
temp greater than 101.8 for 3 weeks with no discernible cause
reservoirs of group A B-hemolytic streptococci?
only humans
pharyngitis treatment
usually self-limted w/i 3/4 days
strept throat, sandpaper rash
scarlet fever
sunburn with goose bumps
scarlet fever
rash w/ strawberry tongue, rash fades in 2-5 days, fine desquammation
scarlet fever
painful macular rash, on face most often, fiery red
erysipelas
MC organism for impetigo
streptococcus pyoderma
impetigo may also be cause by ?»_space; bullous impetigo
staphylococcus
MCC of cellulitis in US
group A streptococci
deep sQ infx that results in destruction of fascia and fat
necrotizing fasciitis
bacteremia w/ susceptible strains of streptococci following deep soft tissue infx
toxic shock syndrome
systemic immune process 15-20 days after exposure to streptococcal pharyngitis
acute rheumatic fever
strep- allergy to PCN- treat with?
macrolide
initial Sx in botulism
visual changes i.e. diplopia, loss of accommodation
spore forming gram positive aerobic rod in sheep, cattle, horses, goats, and swine? transmission?
bacillus anthracis; broken skin/mucous membranes/inhalation
organisms with skin lesions that yield box-shaped rods in chains
Bacillus anthracis
TOC for anthrax
cipro or other FQ
toxin that activates adenylyl cyclase in intestinal epithelial cells of small intestine- hyper secretion of water and Cl
Vibrio cholerae
diarrhea - gray, turbid, and W/O odor, blood, or pus
vibrio cholerae; rice-water stool
neurotoxin interferes w/ NT at spinal synapses of inhibitory neurons- uncontrolled spasm and exaggerated reflexes
tetanus
tetanus toxoid (Ig) w/ vaccine for ?
major wounds, uncertain tetanus status
pea soup diarrhea
salmonellosis; self lmtd/supportive tx
diarrhea, lower and cramps, tenesmus, fever, chills, stools loose with blood and mucus? tx?
shigellosis; TMP-SMX or cipro/FQ
MC form is pharyngeal infection; tenacious gray membrane covers tonsils and pharynx
Diphtheria (Cornybacterium diphtheriae)
diphtheria:
- ? given to all cases
- a/b?
- contacts treated with ?
horse serum antitoxin
erythro, pcn
erythro
gram neg PLEOmorphic bacillus; humans are the only reservoir
pertussis
pertussis
- highest incidence in?
- three stages?
- TOC?
preemies, cardiac/pulm/NM d/o
catarrhal, paroxysmal, convalescent
human herpes virus 4
epstein-barr virus
EBV
- false positive test?
- ? a/b appear w/in four weeks
- ? lymphocytes
VDRL, RPR
heterophile
atypical
nonenveloped icosahedral virions
HPV
HPV
- laryngeal warts from serotype?
- anogenital warts from serotypes?
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