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Chapter 22: Lecture 5 (Inhalational Anthrax (3 forms (cutaneous,…
Chapter 22: Lecture 5
Inhalational Anthrax
3 forms
cutaneous
gastrointestinal
inhalational
initially resembles cold/flu
sore throat, mild fever, myalgia, malaise, severe coughing, lethargy, shock, confusion, fainting and death
P + V
bacillus anthracis
inhale 8,000 to 50,000 endospores
P + E
not spread person to person
contact or inhalation of endospores
ID bacterium in sputum to diagnose
Coronavirus
droplet spread -> kills cells
lungs -> heart and kidneys
isolating virus or antibodies for tx
WHO reports 8098 infected and 774 dead
under control in one year
Hantavirus Pulmonary Syndrome
S/S
fever, fatigue, muscle aches, cough, shock, labored breathing
transmitted from mice via inhalation, mouse urine, feces or saliva
travels via blood
widespread inflammation and shock
more like with increase in mouse population
Influenza
winter 1918-1919 flu pandemic
1/2 of world infected by the new virulent flu virus
sudden fever, cough, pharyngitis, congestion, cough, myalgia, sudden fever differ flu/cold
P + V
A + B virus enter respiratory route
mutations in hemagglutinin and neuraminidase produce new strains
antigenic shift and drift
RSV Infection
most common respiratory disease in newborns and young children
S/S
fever, runny nose, coughing, cyanosis, wheezing, plugs of mucus fibrin and dead cells makes it hard to breathe
a synctia forms in lungs and the immune response damages lungs
immunocomprimised are at risk