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Table 2 Laboratory tests

From: Diagnostic dilemma of IgG4-related primary localized cervical lymphadenopathy associated with aberrant IL-6 expression level

IgA221 mg/dL RF <1 IU/mL
IgM 157 mg/dL Anti SS-A/Ro antibody(-)
IgG 1136 mg/dL Anti SS-B/La antibody (−)
IgG4 153 mg/dL ↑ Anti DNA antibody (−)
CRP 0.11 mg/dL Anti RNP antibody (−)
IL −6 83.5 pg/mL ↑ MPO. ANCA <1.0
  PR3-ANCA <1.0