Table 1.

Hematologic parameters and autoimmune profile at presentation

Variable	Patient’s Findings	Normal Range
Janus kinase-2 mutation	Homozygous
White blood cell count (k/μL)	14.3	4.0–10.8
Differential (%)
Neutrophils	93.9
Lymphocytes	4.0
Hemoglobin (g/dL)	14.3	12.5–16.5
Hematocrit (%)	37.4	41–53
Red blood cell distribution width (%)	16.6	11–15
Platelet count (k/μL)	398	145–400
Sodium (mmol/L)	136	137–145
Potassium	4.7	3.5–5.1
Blood urea nitrogen (mg/dL)	20	9–20
Creatinine (mg/dL)	0.9	0.66–1.50
Alkaline phosphatase (U/L)	93	38–126
Aspartate aminotransferase (U/L)	23	3–34
Alanine aminotransferase (U/L)	29	15–41
ANA immunofluorescence	Negative	Negative
dsDNA antibodies	Negative	Negative
Antineutrophil cytoplasmic antibodies	Negative	Negative
Sjögren’s antibodies (SSA and SSB)	Negative	Negative
Sm antibody	Negative	Negative
RNP antibody	Negative	Negative
Thyroid-stimulating hormone (IU/mL)	1.58	0.40–4.0
Uric acid (mg/dL)	2.4	3.5–7.2
Hemoglobin A1c (%)	4.7	4.2–5.6
β2-Glycoprotein I antibodies IgG (U/mL)	<4.0	<10.0, negative
β2-Glycoprotein I antibodies IgA (U/mL)	<4.0	<10.0, negative
β2-Glycoprotein I antibodies IgM (U/mL)	<4.0	<10.0, negative
Anticardiolipin antibodies IgG (U)	<23	<23, negative
Anticardiolipin antibodies IgA (U)	<11	<11, negative
Anticardiolipin antibodies IgM	<11 units	<11, negative
Lupus anticoagulant ratio	Negative	1.2–1.5 (weakly positive)
		1.5–2.0 (moderately positive)
		>2.0 (strongly positive)
Sedimentation rate (mm/hr)	10	0–16
C-reactive protein (mg/L)	1.2	0.00–3.00
Human immunodeficiency virus 1 and 2	Negative	Negative
Hepatitis B surface antibody	Negative	Negative
Hepatitis C antibody	Negative	Negative
Plasminogen activator inhibitor mutation	4G/5G, heterozygous	5G/5G
Factor V Leiden (R506Q) mutation	Negative	Negative
Methyl-tetrahydrofolate reductase C677T mutation	C677T, homozygous	Negative
Prothrombin gene (G20210A) mutation	Negative	Negative

Abbreviations: ANA, antinuclear antibody; dsDNA, double-stranded DNA; RNP, ribonucleoprotein.