Dengue hemorrhagic fever (dhf)

dengue hemorrhagic fever

1. DENGUE HEMORRHAGIC FEVER (DHF) DURGEMPUDI CHANDRA SEKHAR REDDY *, ARUN KUMAR CHADALAVADA CHEBROLU HANUMAIAH INSTITUTE OF PHARMACEUTICAL SCIENCES, CHOWDAVARAM, GUNTUR-19.

2. INTRODUCTION Dengue Hemorrhagic Fever is an acute infectious viral disease usually affecting infants and young children. Causative agent: Aedes aegypti and Aedes albopictus . This disease used to be called break-bone fever because it causes severe joint and muscle pain. Most favourable season for occurrence of this fever is mainly rainy season (sep & oct ).

3. LIFE CYCLE

4. ETIOLOGY Increase in urbanization in developing countries. DHF will geographical spread by any one of four serotypes of Dengue viruses (DENV-1, 2, 3 and 4) and mainly it will spread by Aedes aegypti . Population growth.

5. PATHOGENISIS SIGNS & SYMPTOMS:

6. BRUISES CONJUNCTIVAL INFECTION PETECHIE EPISTAXIS

7. UNDERLYING MECHANISM :

8. DIAGNOSIS: PHYSICAL FINDINGS: HYPOTENSION RED EYES RED THROAT SWOLLEN GLANDS TESTS INCLUDE: HEMATOCRIT ALTERED LIVER ENZYMES POSITIVE TORNIQUET TEST SEROLOGIC STUDIES RISK FACTORS: ENCEPHALOPATHY RESIDUAL BRAIN DAMAGE SEIZURES LIVER DAMAGE

9. MANAGEMENT Isolation of patient and treat the symptoms. Eliminate the vector by Changing water and keeping containers closed. Destroy breeding places of mosquitoes Proper disposal of rubber tires, empty bottles and cans. Residual spraying with insecticides.

10. REFERENCES Harrison’s Principles of Internal medicine (18 th edition); page number:1632. http://www.authorstream.com/Presentation/airamsherlyn-1606284-dengue-hemorrhagic-fever / http://www.slideshare.net/orlandito12/dengue-fever-power-point?next_slideshow=1