The gold standard diagnosis of DHF by RT-PCR needs a complex technology and is time consuming. Serological tests have beendeveloped to detect IgM and IgG anti dengue to determine primary as well as secondary acute phase infection. IgM and IgG antidenguetests by immunochromatography have been used, due to a high diagnostic validity, also because they are simple, practicable, easy, rapid(15–30 minutes), can be used in a single serum sample. ELISA method has been used as a confirmation method. The aim of this studyis to evaluate the immunochromatography method in detecting IgG and IgM anti dengue of DHF patients. The study was performedon 50 serum samples from patients of the ICU Department of Paediatrics Dr. Soetomo Hospital, Surabaya during July–August 2005with dengue virus infection according to the 1997, WHO criterion and 27 serum samples from non dengue virus infection patients.ELISA method showed positive infection in 44 samples. Immunochromatography method showed positive infection in 43 samples, butwas negative in 1 sample. Diagnostic sensitivity of Immunochromatography is 97.7% (43/44) and the diagnostic specificity is 92.6%(25/27). Immunochromatography method has a high diagnostic value in assisting the diagnosis of DHF.
Clinical laboratory as a supporting tool to establish diagnostic as well as the efficiency of laboratory results will need on time report,accurate result, and satisfaction of the customer should necessary supported by suitability equipments. Most laboratories using automaticmachine need the assistance of LIS (Laboratory Information System) to enhance good results. To prepare its ready use of these laboratoryinstruments, request orders of the physicians’ should be explicit and content satisfaction of the clinically symptoms as well. The laboratorypersonnel and the supervisor of LIS software should know well how to operate it to match with the other laboratory equipment used.The result of laboratory’s orders should be recorded by LIS and send back to the physicians. In this computerisation world, automationof clinical laboratory is necessary if efficient results are the main need.
Pandemic of Avian influenzae (AI) cause outbreak in Asia including in Indonesia. Transmission of virus are caused by direct contactwith avian animals, swine poultry, horses or dogs to human, maybe could also happened between human being. Some victims of AIshowed signs and symptoms of repiratoric failure, such as:progresive respiratoric failure difuse, bilateral, infiltration and like ARDS(=acute respiratoric distress syndrome ). Beside those multiorgan failure which showed signs of renal disfunction, including cardiacdilatation and supraventricular tachyarrythmias.Other complications that may happened including ventilator- associated pneumoniae,pulmonary hemorrhage, pneumothorax, pancytopenia, Reye’s syndrome and sepsis syndrome without documented bacteremia.The illnessbegins abruptly acute, worse and manifested with high fever, myalgias, and non-productive cough frequently present in AI (H5N1)infections. This biblography study, consist of reviewing the screening examination such as serologic assay, exactly assay of viral cultureand RT-PCR. The results of this study may get the information which is sensitive and spesific for diagnosing the disease. In this caseshould be known the neccesity of some assays phases to assist the exact diagnosis of AI. AI disease spreading in poultry or migrationendemic area must be monitored.
Upper respiratory tract infection usually has been presence on hajj pilgrims after they spent at the holy Mecca. They are known by long duration cough until they were come home. The pilgrims have been given health education how to live in Mecca and Medina before they go to Saudi Arabia and had meningitis vaccination as well. The purpose of this study is to know what the cause of the upper respiratory tract infection. If the pathogens have been found, before departure the infected pilgrims have been given antibiotics to prevent the pilgrimage ceremony to be disturbed.. Regarding the infection problems this study will be done, to give information whether the pathogenic that cause URI is from Indonesia or Saudi Arabia. About 118 people partially from Surabaya’s pilgrims were divided into 1st and 2nd groups (53 and 65 persons). Each group have been examined their pharyngeal swab before the departure to Mecca and after arrival in Surabaya. The samples were kept in transport media, than sent to the Clinical Pathologic Laboratory at Dr Soetomo Hospital. The swab samples were isolated and identificated after the cultivation in the incubator at the laboratory. From the118 pilgrims, only 95 persons completed the laboratory examination before the departure to Mekah and after they arrived in Surabaya. It is found before departure 5 person (5%) contaminated by pathogenic microorganism, four from K. pneumoniae and one A betahemolytic Streptococcus group. After their arrival about 97% have normal flora, but two of them contaminated by Gamma Streptococcus regarding to these results it is concluded that URI may cause by the environment, difference of weather or viral infection origin Because in the town at Saudi Arabia the pilgrim lived together with other peoples which came from various countries of the world.
Despite of its higher specificity than Widal-slide test, Widal-tube test is not widely used by medical laboratories because it is not practical and each laboratory has to produce their own antigens. The Laboratory must have sufficient microbiology equipments and reagents to produce antigens. REMEL® provides ‘ready for use’ antigens to perform Widal-tube test. To Compare and correlate Widal-tube test using REMEL® imported antigens and local antigens (produced by lab. Clinical pathology Dr. Soetomo hospital). The samples were tested by Widal-tube test, using REMEL® and local antigens, comparing Salmonella typhi (ST) O antigen, ST H antigen, S. paratyphi (SP) A H antigen, and SP B H antigen for each method, with twofold dilution from 1/40 until 1/1280. The number of samples was 55. The results are defined as pathologic (above cut-off value) and non pathologic (below cut-off value). REMEL® ST O antigen had a significant correlation to local antigens (r = 0.665, p < 0.01). REMEL® ST H antigen also had a significant correlation to local antigen (r = 0.671, p < 0.01), REMEL® SP B H has no significant correlation to local antigen (r = 0.389, p < 0.01). All samples (55) showed negative results (non pathologic) using SPA H local antigen. When using REMEL® SPA H antigen, 51 were non pathologic and 4 were pathologic. Widal-tube test using REMEL® antigens has significant correlation with local antigens so it might be considered to be used for diagnosing typhoid fever.
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