Clinical Manifestation of Dengue Infection in Prasat Hospital 2005-2007

Abstract

Background: Dengue infections are endemic in Thailand. There are many unusual manifestations and difficulties in early diagnosis.
Objective: To study the manifestations of dengue infection and to determine the accuracy of diagnosis dengue infection in patients in Prasat hospital Surin Province, Thailand.
Material and Method: A retrospective review of medical record of Dengue infection in patients who were admitted in Prasat Hospital during 1 January 2005 and 31 July 2007 was carried out. Clinical and laboratory findings were clarified in numbers, percentages and mean. The Ministry of public health diagnostic criteria were compared with the clinical and clinical presentations in order to determine the accuracy of diagnosis.
Results: There were 332 patients who were diagnosed dengue infection in Prasat Hospital, 327 patients were met the diagnostic criteria for dengue infection (Dengue fever 263 patients, DHF 64 patients). Most common age group was 9-14 years-old. Manifestation of Dengue infection in DHF were fever (100%), headache (54.6%), nausea and vomiting (71.8%), abdominal pain (85.9%), common cold (28%) and diarrhea (6%). The specific manifestation in DHF were hepatomegaly (31.3%), bleeding (21.8%). Positive Tourniquet test which help in the early diagnosis of dengue was 61.6% in DF patients and 81.3% in DHF patients. Accuracy of Dengue Infection Diagnosis in Prasat Hospital was only 48.7% in DF patients and 43.8% in DHF patients.
Conclusion: Accuracy of Dengue Infection Diagnosis in Prasat Hospital should be
improved by implement guideline of in Dengue infection diagnosis.
Key words: DHF, Accuracy of diagnosis, clinical manifestation.