Tacrolimus-induced posterior reversible encephalopathy syndrome following liver transplantation

Table 1 Relevant laboratory data

Variable	Results on arrival	Reference range
White blood cell count (k/uL)	6.45	4.50-11.00
Red blood cell count (M/uL)	3.21	4.40-5.90 (male); 3.80-5.20 (female)
Hemoglobin (g/dL)	8.4	13.0-18.0 (male); 12.0-16.0 (female)
Hematocrit (%)	24.7	40.0-52.0 (male); 35.0-47.0 (female)
MCV (fL)	82.3	80.0-100.0
Platelet count (k/uL)	131	150-440
ESR (mm/h)	16	< 20
CRP (mg/L)	2.1	< 5.0
Sodium (mEq/L)	132	136-145
Potassium (mEq/L)	4.4	3.4-4.4
Chloride (mEq/L)	89	98-107
Bicarbonate (mEq/L)	33	22-29
BUN (mg/dL)	33	8-26
Creatinine (mg/dL)	6.63	0.72-1.25
Ammonia (umol/L)	12	18-72
Hemoglobin A1C (%)	11.4	4.3-5.7
Tacrolimus level (ng/mL)	20.6 (on admission)	3-5 (goal therapeutic trough level in the late post-transplant phase)

BUN: Blood urea nitrogen; MCV: Mean corpuscular volume; ESR: Erythrocyte sedimentation rate; CRP: C-reactive protein.