Accu-Chek Aviva Combo - Manual (Page 238)

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Display Shows Possible Cause(s) Possible Solution(s)
E-53­Bad­Test­
Error j ­­A­meter­or­test­strip­error­has­
occurred.
j ­­Discard­the­test­strip­and­repeat­the­test.
j ­­Your­blood­glucose­may­be­
extremely­high.
j ­­If­this­matches­how­you­feel,­contact­your­
healthcare­professional­immediately.­If­it­does­not­
match­how­you­feel,­repeat­the­blood­glucose­test­
and­see­Chapter­2,­“Testing­Your­Blood­Glucose.”­If­
this­still­does­not­match­the­way­you­feel,­run­a­
control­test­with­your­control­solution­and­a­new­
test­strip.­If­the­control­result­is­within­the­
acceptable­range,­review­the­proper­testing­
procedure­and­repeat­your­blood­glucose­test­with­a­
new­test­strip.­If­the­E-53­error­still­appears­for­your­
blood­glucose­test,­your­blood­glucose­test­result­
may­be­extremely­high­and­above­the­system’s­
reading­range.­
Contact your healthcare
professional immediately.­If­the­control­result­is­
not­within­the­acceptable­range,­see­Chapter­3,­
“Control­Testing.”
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