Table 3.

Autoimmune marker screening

Rheumatoid factor (kU/L)	<10 (<14)
Skin intercellular antibodies	0
Skin junctional antibodies	0
Antinuclear antibodies (IU/mL)	3 (<7)
Anti-Ro	Not detected
C3 (g/L)	1.42 (0.86–1.98)
C4 (g/L)	0.27 (0.16–0.52)