Frequency of the Dengue Fever in Patients with Acute Febrile Illness at Diagnostic & Research Laboratory, Hyderabad
Keywords:
Dengue Fever, Aedes Aegypti, IgM, ELISA.Abstract
OBJECTIVE: To determine the frequency of dengue fever in patients with acute febrile illness and to
evaluate the clinical profile of dengue positive cases.
METHODOLOGY: This cross sectional, descriptive study was conducted at Diagnostic & Research
Laboratory, LUMHS Hyderabad, Samples of the patients having history of acute febrile illness, within the
period of June 2018 to August 2018, were confirmed for the presence of dengue IgM antibody and NS1
antigen. Dengue IgM antibody was detected by using the technique enzyme linked immunosorbent
assay (ELISA) while dengue NS1 antigen was detected by immune-chromatographic technique (ICT)
rapid device. Clinical and hematological findings were also recorded.
RESULTS: An aggregate of 11250 cases presented with classical characteristics of Dengue fever were
collected out of which majority of the cases were in there third decade of life expectancy with median
age of 30 years. Seventy four percent (74%) i-e 8,325 patients were tested were found to be positive
for dengue virus and remaining 2,925 (26%) appeared to be negative for dengue; from which 900
(8%) were positive for malarial parasite, 675 (6%) were diagnosed with typhoid fever and strikingly 1350
(12%) patients remained undiagnosed.
CONCLUSION: Fever along-with body ache followed by vomiting and abdominal pain were found to be
the common characteristic symptoms of Dengue fever.
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