Hycor Biomedical

Some of the Stop Solution bottles, a caustic solution, have been reported to leak.

Reports of higher than anticipated positivity rate for patients tested using IgM Kit. Some negative samples may be reported as positive for IgM antibodies to Rheumatoid Factor.

Reports when using Rheumatoid Factor test kits, control and negative samples may be elevated following a sample containing high levels of IgG . The negative control may report out of range; a negative sample may recover as a low positive which could contribute to an incorrect or premature diagnosis of rheumatoid.