A Case of TAFRO Syndrome Developed after COVID-19 Vaccination

Table 1

Laboratory data on admission.

Complete blood cell count	Reference range
White blood cell (/μL)	19,000	(4,000∼8,000)
Neutrophil (%)	87.4	(45∼60)
Eosinophil (%)	0.2	(1∼5)
Lymphocyte (%)	4.3	(25∼45)
Hemoglobin (g/dL)	13.7	(14∼18)
Platelet (×10^4/μL)	9.1	(15∼35)
Coagulation test
APTT (s)	33.2	(30.2)
PT (%)	77	(70∼100)
PT-INR	1.19	(0.9∼1.1)
D-dimer (μg/mL)	25.58	(0∼1)
Fibrinogen (mg/dL)	506	(150∼400)
TAT (ng/mL)	4.3	(0∼3)
Blood chemistry
Albumin (g/dL)	1.9	(3.9∼4.9)
AST (IU/L)	16	(13∼33)
ALT (IU/L)	14	(8∼42)
LDH (IU/L)	309	(124∼222)
CPK (IU/L)	66	(60∼287)
ALP (IU/L)	111	(38∼113)
ɤ-GT (IU/L)	44	(10∼47)
UN (mg/dL)	31	(8∼22)
Creatinine (mg/dL)	1.29	(0.61∼1.04)
Urinary acid (mg/dL)	9.2	(2∼7)
Na (mmol/L)	141	(138∼146)
K (mmol/L)	3.8	(3.6∼4.9)
Cl (mmol/L)	108	(99∼109)
IgG (mg/dL)	602	(870∼1700)
IgA (mg/dL)	158	(110∼410)
IgM (mg/dL)	25	(35∼220)
IgE (mg/dL)	1759.0	(0∼232)
C3 (mg/dL)	141	(65∼135)
C4 (mg/dL)	34	(13∼35)
CH50 (U/mL)	69	(32∼49)
C-reactive protein (mg/dL)	22.6	(0∼0.3)
BNP (pg/mL)	248.7	(0∼18.4)
IL-6 (pg/mL)	17.2	(0∼4)
ANA	<40	(0∼40)
ds-DNA (U/mL)	<1.0	(0∼10)
MPO-ANCA (U/mL)	<1.0	(0∼3.5)
PR3-ANCA (U/mL)	<1.0	(0∼3.5)
GBM (U/mL)	<1.0	(0∼3)
Urinalysis
Sediment
RBC (/HPF)	20–29	<1–4
WBC (/HPF)	10–19	<1–4
Cast
Granule cylinder	1+
Tubular epithelium	1+
Urinalysis
Protein (g/gCre)	0.67	<0.15
NAG (IU/L)	120.5	(0.97∼4.17)
β2 microglobulin (μg/L)	22,500	(0∼230)

APTT; activated partial thromboplastin time, PT; prothrombin time, TAT; thrombin-antithrombin complex, AST; aspartate aminotransferase, ALT; alanine aminotransferase, LDH; lactate dehydrogenase, CPK; creatine phosphokinase, ALP; alkaline phosphatase, BUN; urea nitrogen, Na; sodium, K; potassium, Cl; chlorine, IgG; immunoglobulin G, IgA; immunoglobulin A, IgM; immunoglobulin M, IgE; immunoglobulin E, BNP; brain natriuretic peptide, IL-6; interleukin-6, ANA; antinuclear antibody, ds-DNA; antidouble-stranded DNA IgG antibody, MPO-ANCA; perinuclear antineutrophil cytoplasmic antibody, PR3-ANCA; proteinase-3 antineutrophil cytoplasmic antibody, anti-GBM antibody; antiglomerular basement membrane antibody, RBC; red blood cells; WBC; white blood cells, NAG; N-acetyl-β-d-glucosaminidase.