[Virology] Re: Dengue Symptoms

priyamehta064 from gmail.com via virology%40net.bio.net (by priyamehta064 from gmail.com)
Tue Jul 10 05:25:17 EST 2012


On Thursday, September 28, 1995 12:30:00 PM UTC+5:30, Peter Charles wrote:
> On 28 Sep 1995 justin from centcon.com wrote:
> 
> > Could someone tell me the symptoms of the non-hemmhoragic strains of dengue? I'd be ever greatful. Thanks...
> > 
> > Justin
> > 
> 
> Justin,
> 
> The description I'm about to quote was originally published in Health Notes
> in 1922, and I received a copy of it from Promed:
> 
> "Dengue is an acute infectious, febrile disease.  It is characterized by 
> fever, frequently by two paroxysms with an intermission, pains in the 
> joints and tendons, muscular soreness, and frequently accompanied by skin 
> eruption.  The disease is self-limitted and rarely fatal."
> 
> I would add that the muskuloskeletal pains can be fairly impressive, and 
> are the reason this disease was once called "Break-Bone Fever".  It is 
> spread by the bite of infected Aedes aegypti mosquitos, and comes in 4 
> serotypes.  Immunity to any one of the 4 serotypes (by previous exposure)
> does not confer protection against the other 3, and is in fact thought to 
> exacerbate the disease upon exposure to one of the other serotypes (a 
> phenomenon known as "immune enhancement" of disease).  This is thought to 
> be one of the mechanisms by which simple dengue fever becomes dengue 
> hemorrhagic fever/shock syndrome (DHF/SS). To my knowledge, there are no 
> strains (ie, D1-D4) that specifically *cause* DHF/SS.
> 
> The etiologic agent of dengue fever is dengue virus, a member of the 
> flavivirus family.  It is an enveloped, positive-sense single stranded 
> RNA containing virus.  I believe that infectious molecular clones now 
> exist for all four serotypes.
> 
> Hope the info helps
> 
> Peter Charles, PhD
> Department of Pathology (Neuropathology)
> Albert Einstein College of Medicine



Dengue fever is an infectious tropical disease that is caused by a flavivirus that is carried by the female Aedes Aegypti mosquito. The clinical symptoms of dengue fever vary according to the age of the person. For instance, they are more severe in older children in comparison to the younger ones.


Read and get info about - http://www.onlymyhealth.com/dengue-fever-symptoms-in-children-1301389658



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