Case Report
Autoreactive Antibodies Associated with Castleman Disease Triad
Table 1
Autoimmune and antibody testing.
| Antibody | Suggestive for | Before tumor removal | After tumor removal |
| Anti-nuclear antibodies | Nonspecific | Positive | Negative | Anti-cyclic citrullinated peptide | RA | Positive | Positive | Anti-double-stranded DNA | SLE | Positive | Positive | Anticentromere | Scleroderma, CREST syndrome | Negative | – | Anti-ribosome P | SLE | Negative | – | ss-A/RO | SS, SLE, RA | Negative | – | ss-B/la | SS, SLE, RA | Negative | – | Anti-smooth muscle | Autoimmune hepatitis | Negative | – | Anti-protinase-3 | Autoimmune vasculitis | Negative | – | Anti-myeloperoxidase | Autoimmune vasculitis | Negative | – | Rheumatoid factor | RA | Negative | – | Anti-ribonucleoprotein | SLE, MCTD | Negative | – | Anti-Scl70 | Scleroderma | Negative | – | Anti-Jo1 | Myositis | Negative | – | Sjogren’s IgG | SS | Positive | Positive | Mycoplasma pneumoniae IgM | Acute infection | Positive | – | Mycoplasma pneumoniae IgG | Clearance/chronic infection | Positive | Positive | Chlamydia pneumoniae IgM | Acute infection | Negative | – | Chlamydia pneumoniae IgG | Clearance/chronic infection | Positive | Positive | HLA-B27 | B27-associated diseases | Negative | – | PNP panel | Bullous pemphigoid/pemphigus vulgaris | Positive | – |
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RA, rheumatoid arthritis; SLE, systemic lupus erythematosus; SS, Sjogren’s syndrome; MCTD, mixed connective tissue disease; PNP, paraneoplastic pemphigus.
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