When faced with a cryptic array of available serologic tests
for celiac disease, and often pressed for time to look up which one is best, we are often quite tempted to simply check "Celiac Panel" on the lab order sheet and just order them all.
results might be used by public health officials to determine whether a given illness meets the surveillance case definition, but the methods themselves were not developed for this purpose.
All 19 cases were diagnosed by a single positive Ehrlichia serologic assay, and none had accompanying serologic tests
to exclude anaplasmosis.
Given the very poor sensitivity of egg detection in non-schistosomiasis-endemic settings, most tropical and travel medicine clinics in Europe use conventional microscopy systematically combined with 2 different (commercial or in-house) serologic tests
11] The positive predictive value of accurately diagnosing syphilis when both serologic tests
are positive can be calculated when the disease prevalance is known.
The HCW with positive serologic test
results was a radiology technician who assisted in the procedure.
for LD are not standardized, and problems in the reliability and accuracy of serologic test
results have limited their usefulness for surveillance purposes.
In addition, serologic test
results were available for 53 (75%) of the 71 nonsymptomatic contacts; all were negative for MERS-CoV antibodies.
Onset of cough was October 14, and a serologic test
performed by the Massachusetts State Laboratory institute (MSLI) indicated that the student had an elevated level of immunoglobulin G (IgG) antibody to pertussis toxin (PT).
According to the World Health Organization, MN titers [greater than or equal to] 80 are indicative of infection but must be confirmed by a second serologic test
because of the possibility of cross-reactivity (1).
Colorado EL and LL syphilis cases reported in 1991 were abstracted for information on age, sex, racial/ethnic group, and serologic test
In January 1992, the Ford County (Kansas) Health Department received a report of a pregnant woman with a positive serologic test