RNPC3 and systemic lupus erythematosus: Later that year, due to her history of ITP, pulmonary nodules, positive antinuclear antibody (ANA), positive ribonucleotide protein (RNP) antibody, family history of systemic lupus erythematosus (SLE), she was diagnosed with MCTD for which she followed with rheumatology and was started on azathioprine and hydroxychloroquine (she self-discontinued both medications several months prior to admission out of concern for immunosuppression contributing to her recurrent abscesses).