title: New-onset lupus presenting as serositis in an 80-year-old woman: does a high-titer ANA in pleural, pericardial, or peritoneal fluid help confirm the diagnosis?
authors.forename: David
authors.initials: D
authors.lastname: Trock
authors.forename: Alina
authors.initials: A
authors.lastname: Voinea
authors.forename: John
authors.initials: J
authors.lastname: Wolk
authors.forename: Stephen
authors.initials: S
authors.lastname: Majoros
mesh_terms: D000369:Aged, 80 and over; D000974:Antibodies, Antinuclear / Q000032:analysis; D001201:Ascites / Q000209:etiology; D001799:Blood Sedimentation; D002305:Cardiac Tamponade / Q000209:etiology; D003176:Complement C3 / Q000032:analysis; D003181:Complement C4 / Q000032:analysis; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D012700:Serositis / Q000209:etiology*
chemical_list: D000974:Antibodies, Antinuclear; D003176:Complement C3; D003181:Complement C4