Pulmonary manifestations of childhood-onset primary Sjogren’s syndrome (SS) masquerading as reactive airways disease in a male patient and review of interstitial lung disease associated with SS

Table 2 Laboratory evaluation before and after treatment with immunosuppression

Laboratory Test	Before Treatment	6 Months After Treatment	Reference range
White blood count	7.21	7.78	4.8–10.8 × 10³/mm³
Hemoglobin	14.0	13.7	14.0–18.0 g/dL
Platelet count	317	369	140–440 × 10³/mm³
Erythrocyte sedimentation rate	9	14	0–15 mm/hr
Aspartate aminotransferase	24	16	14–35 U/L
Alanine aminotransferase	17	14	9–24 U/L
Serum albumin	3.9	4.0	3.8–5.0 g/dL
Serum creatinine	0.7	0.8	0.6–1.2 mg/dL
Complement 3	179	109	83–152 mg/dL
Complement 4	25	19	13–37 mg/dL
Serology	ANA 1:320 speckled	ANA 1:160 speckled	Negative
	dsDNA Ab negative	dsDNA Ab negative	Negative < 0.9
	+SSA Ab > 8	+SSA Ab > 8	Negative < 0.9
	+SSB Ab 1.8	SSB Ab negative	Negative < 0.9
	RNP Ab negative	RNP Ab negative	Negative < 0.9
	Smith Ab negative	Smith Ab negative	Negative < 0.9
	ANCA negative		Negative
Urinalysis	Negative hematuria, proteinuria	Negative hematuria, proteinuria	Negative

ISSN: 1546-0096