Ver el código de «Yellow fever»

==Background==
*A Flavi virus transmitted by Aedes and Haemagogus mosquitos
*200,000 cases per year with 30,000 deaths mostly in Africa
*Endemic in tropical areas of sub-Sahara Africa and South America
==Clinical Features==
===Stage 1: Infection===
3-4 days of:
*Fever
**[[Faget sign]] (low pulse compared to high fever)
*Myalgias
*Knee pain
*[[Nausea]]
*[[Vomiting]]

===Stage 2: Remission===
Either recovers or progresses to next stage in 48 hours

===Stage 3: Intoxication===
''15% of patients''
Return of symptoms plus:
*[[Hepatic dysfunction]]
*[[Renal failure]]
*[[Acute coronary syndrome (main)|Myocardial injury]]
*CNS dysfunction
*Bleeding complications

==Differential Diagnosis==
*[[Influenza]]
*[[Acute Hepatitis]]

{{Template:Fever in Traveler DDX}}

==Evaluation==
*CBC
*Chem
*LFTs
*Coags
*Viral PCR
*ELISA for IgM

==Management==
*Symptomatic
*Vaccination in endemic areas
==Disposition==
*Admit
==References==
*Lupi O. Mosquito-Borne Hemorrhagic Fevers. Dermatologic Clinics, 2011-01-01, Volume 29, Issue 1, Pages 33-38
*WHO Yellow fever: http://www.who.int/mediacentre/factsheets/fs100/en/

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