Case Report

The First Case of E-Cigarette-Induced Polycythemia

Table 1

Laboratory data.

WBC5500/μL
Neutrophils44%
 Monocytes7.5%
 Lymphocytes46%
 Eosinophils1.5%
 Basophils0.5%
 Atypical lymphocytes0.5%
 RBC705 × 104/μL
Hb21.8g/dL
Ht64.8%
Ret12.9
Plt11.1 × 104/μL
APTT27.2sec
PT-INR1.06
D-dimer<1.0mg/mL
TP8.06g/dL
Alb4.96g/dL
T-Bil0.9mg/dL
AST39U/L
ALT27U/L
LDH224U/L
γ-GTP45U/L
CK65U/L
BUN12mg/dL
Cre0.67mg/dL
eGFR88.5mL/min/1.73m2
Na143mEq/L
K4.1mEq/L
Cl102mEq/L
CRP0.12mg/dL
Ferritin233ng/mL
CEA3.9ng/mL
AFP1.5ng/mL
CA19-95.7U/mL
Erythropoietin11.4mIU/mL
IgG1382mg/dL
IgA227mg/dL
IgM162mg/dL
BNP24.0pg/mL
JAK2 V617F mutationNegative