1. Kingdom of Saudi
Arabia
King Fahd Hospital
Jeddah
Internal Medical
Department

2. Dengue Fever
By:
 Dr.wail Bajhmoum
 Wednesday 21/5/2008 ; 16/5/1429

3. Background
Frequency
Race ; Sex and Age

4. Transmission
Mortality/Morbidity
Clinical Presentation

5. Treatment
Our hospital statistic

6. Background
Dengue fever–like illnesses were
described in Chinese medical
writings dating back to 265 AD.
In 1789, Benjamin Rush, MD,
published an account of a dengue
fever epidemic that had occurred in
Philadelphia in 1780.

7. The first epidemic of
dengue hemorrhagic fever
was described in Manila in
1953.

8. Frequency
Dengue virus causes about 100
million cases of acute febrile
disease annually, including more
than 500,000 reported cases of
DHF/DSS.
Currently, dengue is endemic in
112 countries.

10. Race ; Age and Sex
Ethnicity is nonspecific
All ages are susceptible.

11. Both sexes have the same
incidence, however, fewer
cases have been reported more
in men than in women.

12. Transmission
o
by mosquito vectors

Aedes aegypti in the sub-
tropical and tropical Americas

Aedes albopictus in Asia

13. Aedes Aegypti the Dengue Vector

14. Mortality/Morbidity
•
Treated DHF/DSS is associated
with a 3% mortality rate.
•
Untreated DHF/DSS is
associated with a 50% mortality
rate.

16. Clinical Presentation

17.  Rash– petechial, diffuse
erythematous or
morbilliform
 Hemorrhagic manifestations
– epistaxis, petechiae, gum
bleeding

18.  Leukopenia
 Thrombocytopenia
 Lymphadenopathy

19.  Breakbone fever
 Infectioncan lead to DHF,
resulting in renal failure and
DSS

20. Treatment
No vaccine available, treatment
is supportive

21. Our hospital statistic

23. Range of Patie nts Age
21 - 34 Year
Patient
10 30 50
Year

24. % Male Vs. %Female
Patients
27%
73%

25. Positive IgM
Vs.
Nigative Patients
Negative
IgM
Patients,
28%
Positive
IgM
Patients,
72%

26. % Saudi Vs . Non Saudi
w ith
Pos itive IgM
Non Saudi
Saudi 49%
51%

27. 4 Months Patients
Vs.
Total Patients
11
60

28. %Male Vs. %Female
with
PositiveIgM
Fe m ale
33%
M ale
67%

30. Thank you