Dr.NISANTH PRABHAKARAN. BAMS
By common toga virus infection transmitted by the bite of Aedes mosquito.
Incubation period – 7 to 10 days (can be longer).
Found throughout the tropics.
CLINICAL FEATURES
Febrile illness lasts 3 to 7 days followed by a remission.
· Associated with – Fever
– Terrible body aches (BREAK BONE)
– Pharyngitis
– Haemorrhage
– Shock
· Rash in remission period or in Second febrile phase.
– Maculopapular-Appears first on the hands and feet and spread to arms, legs
– Petechial- Trunks and neck, usually spraying the face.
· Death seen in case of Dengue hemorrhagic fever and Dengue shock syndrome
DIAGNOSIS
· In travellers recently returned from endemic areas
· Leukopenia is characteristic.
· Thrombocytopenia is common in hemorrhagic form.
· Rapid serological testing is available. ( Dengue IgG, IgM ).
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