This increase, as well as an increase over time in deathsfrom any cause attributed to influenza,6 occurred despite
Onereason is that many older persons and persons with debilitatingchronic conditions have a reduced ability to respond immunologicallyto the currently available influenza vaccines.1
According to the Advisory Committee on Immunization Practices(ACIP),13 influenza vaccination is currently recommended forall persons 50 years of age or older, all children between 6months and 18 years of age, and persons 19 to 49 years of agewho have underlying medical conditions, are pregnant, are employedas health care workers, or are household contacts of high-riskpersons (a group that includes all children in the householdwho are younger than 5 years of age)
The province of Ontario, Canada
Inthe past 5 years, a new variant that was not contained in thevaccine has been the major virus involved in 80% of the epidemics.
For maximumeffectiveness, the vaccine should be administered before influenzaviruses begin to spread; structured programs for the deliveryof the vaccine are needed.
Both the trivalentinactivated vaccine and the live attenuated influenza vaccineare well tolerated; the most common side effects are tendernessat the site of injection in the case of the trivalent inactivatedvaccine and transient sore throat or nasal stuffiness in thecase of the live attenuated influenza vaccine.
the live attenuated influenza vaccine
real-timeregional or community surveillance of influenza virus activity
This patient has severe sepsis, a diagnosis basedon a temperature greater than 38.0°C, a heart rate of morethan 90 beats per minute, respirations of more than 20 breathsper minute, a white-cell count of more than 12,000 per cubicmillimeter, and evidence of organ dysfunction; the organ dysfunctionplaces him at increased risk for death
Septic shock is associated with a mortality rate of 30 to 50%
pulmonary capillary dysfunction
The third objective is to achieve adequate tissue perfusion,as measured by central venous oxygen saturation.
timely and appropriateantibiotic administration has been shown to reduce the mortalityrate significantly.
simple cellulitis
Necrotizing fasciitis
spontaneous, traumatic, or surgical disruption of bowelintegrity
unfavorableprognostic sign
streptococcaltoxic shock syndrome
those with low levels of specific antibodiesagainst the infecting strain and against streptococcal superantigensproduced by that strain