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Infectious Dz 1
Gram negative
79
Health Care
Graduate
11/16/2007

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Cards

Term
Dz known as "Whooping cough"
Definition
Bordella pertussis
Term
How is Bordella pertussis transmitted?
Definition
respiratory droplets
Term
How long is the incubation period for Bordella pertusses
Definition
7-17 days
Term
pt has a hacking night cough
Definition
Bordella pertussis
Term
way to prevent bordella pertussis
Definition
vaccine DTaP
Term
Lab for this dz shows a striking absolute lymphocytosis (WBC)
Definition
Bordella pertussis
Term
most common cause of infectious diarrhea
Definition
Campylobacter jejuni diarrhea
Term
Dz associated with Guillan-Barre syndrome?
Definition
Campylobacter jejuni diarrhea
Term
How is Campylobacter jejuni transmitted?
Definition
ingestion of undercooked poultry, unpasteurized milk, or water
Term
Is Campylobacter jejuni diarrhea inflammatory or secretory?
Definition
inflammatory
Term
how long is the incubation period for Campylobacter jejuni diarrhea and how long does it last
Definition
incubation 2-5 days
lasts 2-10 days
Term
what is the Tx for Campylobacter jejuni diarrhea
Definition
Dz is self-limited
erythromycin (shortens course)
Term
SSx of Campylobacter jejuni diarrhea
Definition
loose, water or bloody stools, fever, cramps, gastroenteritis
Term
Classified by O cell wall antigens
Definition
Vibrio cholera
Term
Lives primarily is brackish and salt water
Definition
Vibrio cholera
Term
Dz of fluid loss
Definition
Vibrio cholera
Term
How long is the incubation period for vibrio cholera
Definition
24-72 hrs
Term
SSx of vibrio cholera
Definition
watery diarrhea, liquid, gray, turbid; no odor, blood, or pus
Term
Caused by contaminated water, shellfish, street vendor food
Definition
Vibrio cholera
Term
Tx. oral rehydration with sml amt of salt and sugar
Definition
Vibrio cholera

Ab of choice: doxycycline
Term
Obligate intestinal pathogen, lives primarily in GI tract; cannot live free in nature
Definition
Escherichia coli gastroenteritis
Term
What are the 5 types of E. coli
Definition
1. Commensal strain
2. Enterotoxigenic E. Coli (ETEC)
3. Enterohemorrhagic E. coli (EHEC)
4. Enteropathogenic E. coli (EPEC)
5. Enteroinvasive E. coli (EIEC)
Term
Incubation for ETEC
Incubation for EHEC
Definition
ETEC: 1-3 days
EHEC: 1-8 days
Term
Most common cause of traveler's diarrhea
Definition
ETEC
Term
SSx of ETEC
Definition
watery diarrhea and abdominal cramps; +/- vomiting; +/- fever (no pus or blood)
Term
SSx of EHEC
Definition
vomiting, diarrhea often bloody, abd pain
Term
HUS is a complication of what dz; microangiopathic, hemolytic anemia, thrombocytopenia, renal failure
Definition
EHEC
Term
type of E.coli where have diarrhea in children
Definition
EPEC
Term
Has an incubation period of 3 months;
history of travel to developing countries
ingestion of contaminated food (raw meat; esp hamburger)
Definition
Escherichia coli
Term
Lab: sorbitol-MacConkey agar
Definition
E. coli
Term
Tx for E. coli
Definition
Primarily supportive
Term
Colonizes in the upper respiratory tract in pts with chronic obstructive pulmonary dz; frequently causes purulent bronchitis
Definition
Haemophilus influenza
Term
SSx of epiglottitis: abrupt fever, stridor, drooling, inability to handle secretions; severe sore throat, despite unimpressive exam
Definition
Haemophilus influenza
Term
Causes sinusitis, otitis media, purulent bronchitis, epiglottitis, arthritis, meningitis
Definition
Haemophilus influenza
Term
What are some risk factors of Haemophilus influenza
Definition
alcoholism, smoking, chronic lung dz, HIV infection, advanced age
Term
what are the complications of Haemophilus influenza
Definition
emphysema, endocarditis
Term
Tx for Haemophilus influenza: meningitis, epiglottitis?
Respiratory infections, sinusitis, otitis?
Definition
Ceftriaxone

Amoxicillin, bactrim, augmentin
Term
Lab: few PMN leukocyte; no bacteria
Definition
Legionnaire's Dz
Term
Seen in summer and fall
Definition
Legionnaire's Dz
Term
SSx of Legionnaire's dz
Definition
atypical pneumonia; high fevers, grossly purulent sputum; pleurisy (chest pain)
Term
what is the organism causing Legionnaire's Dz?
Definition
Legionella pneumophila
Term
Caused by contaminated water sources, such as shower heads and faucets, and air conditioning cooling towers
Definition
Legionnaire's Dz
Term
Malingnant form of this Dz: Waterhouse-Friderichsen syndrome
Definition
meningococcal meningitis
Term
what bug causes meningococcal meningitis
Definition
Neisseria meningitides
Term
Pos kernig's and Brudzinski's signs
Definition
Meningococcal meningitis
Term
SSx of meningococcal meningitis
Definition
photophobia
neck and back stiffness
confusion, delirium, convulsion
petechial rash
Term
what are the prevention measures for meningococcal meningitis
Definition
MPSV4 - persons 2-10 and > 55
MCV4 - persons aged 11-55
Term
Tx for meningococcal meningitis
Definition
Aqueous PCN
Term
What bacteria causes Plague
Definition
Yersinia pestis
Term
humans are infected by oriental rat flea (Xenopsylla cheopis)
Definition
plague
Term
What are the 3 types of plague
Definition
1. Bubonic plague
2. Septicemin plague
3. Pneumonic plague
Term
plague that has enlarged, painful lymph nodes, sudden onset of fever, chills, weakness, HA, prostration
Definition
Bubonic plague
Term
type of plague with massive bacteremia but no buboes
Definition
septicemic plague
Term
which plague is worse because transmitted from person-to-person; blood tinged sputum, and cyanosis may occur
Definition
pneumonic plague
Term
sign of black plague
Definition
purpuric spots
Term
Tx for plague
Definition
streptomycin
Term
What are the 3 types of Salmonellosis?
Definition
1. Enteric fever (typhoid fever)- serotype typhi
2. Acute enteritis - serotype typhimurium
3. "septicemic"/bacteremia type - serotype choleraeusis
Term
what is the most common type of Salmonellosis
Definition
Acute enteritis
Term
incubation for enteric fever
incubation for enteritis
Definition
enteric fever: 5-14 days
enteritis: 3-5 days
Term
How is Salmonellosis caused by?
Definition
ingestion of contaminated food or drink
Term
characterized by Payer's patch, "rose spots"
Definition
Enteric fever (typhoid fever) - Salmonellosis
Term
Have relative bradycardia, fever, vomiting, hepatosplenomegally, "rose spots", bacteremia
Definition
enteric fever (salmonellosis)
Term
Complication of: intestinal perforation is associated with what?
Definition
enteric fever (salmonellosis)
Term
Bacteremia difference b/w enteric fever and enteritis
Definition
enteric fever: symptoms worsen during 3rd wk
enteritis: bloody diarrhea lasts 3-5 days; no Payer's patches
Term
Tx for Salmonella: typhoid and bacteremia
Tx for gastroenteritis:
Definition
typhoid: 3rd generation cephalosporin

Enteritis: bactrim
Term
Tenesmus is found in was disorder
Definition
Shigellosis
Term
what are the 4 types of Shigellosis
Definition
Shigella sonnei - most common in US
Shigella flexneri - 2nd most common
Shigella boydii
Shigella dysenteriae - serious cases
Term
Produces shiga-like toxin? (bacillary dysentary)
Definition
EHEC
Shigellosis
Term
Lab: WBC and RBC in stool
Definition
Shigellosis
Term
Tx for shigellosis?
Definition
TMP-SMZ
Term
bacteria that causes Tularemia
Definition
Francisella tularensis
Term
dz caused by skinning wild animal (rabbit)
bite of infected insect: deerfly, mosquito, tick
Definition
Tularemia
Term
what are the clinical forms of tularemia?
Definition
ulceroglandular (on finger tip)
typhoidal
oculoglandular (rub eye while skinning)
oropharyngeal (rub mouth)
Pulmonic
(face and eyes redden and become inflamed)
Term
Tx for tularemia
Definition
streptomycin
Term
Cannot culture dz b/c dangerous to grow
Definition
tularemia
Term
Tx for tularemia
Definition
streptomycin
Term
cause of Hospital-acquired pneumonia
Definition
Pseudomonas
Term
cause of skin infections (whirpool)
Bacteremia
Colonization of lungs in cystic fibrosis
UTI
HA-P
Definition
Pseudomonas
Term
Tx for pseudomonas
Definition
Rocephin IM
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