Thiamine Deficiency in Self-Induced Refeeding Syndrome, an Undetected and Potentially Lethal Condition

Table 1

Laboratory results during hospitalization.

Laboratory test	Normal range	Previous admission	Day of admission	Day after the eating bout	Day 2	Day 3	Day 8	Day 29; Transfer to department of psychiatry
Glucose	70–100 mg/dL	105	147		85	69		74
Urea	17–43 mg/dL	8	118	26	10	13		9
Creatinine	0.51–0.95 mg/dL	0.57	1.02	0.45	0.37	0.37		0.32
Calcium	8.5–10.5 mg/dL	8.92			7.75	8.45
Phosphorus	2.5–5 mg/dL	3.40			0.99	1.16		4
TP^*	6.6–8.3 g/dL	7.6	7.51	5.61	5.84	6.44		6.63
Albumin	3.5–5.2 g/dL	4.33	4.69	3.48	3.56	3.96		3.66
Mg^*	1.6–2.6 mg/dL				1.58	1.82
Na^*	135–145 mmol/L	134	134	139	141	139		143
Potassium	3.5–5.1 mmol/L	3.62	3.15	2.57	3.48	4.21		3.76
Lactate	4.5–19.8 mg/dL						21.9
Vitamin B1	28–85 mg/mL						16
Alkaline phosphatase	30–120 u/L	41	364	182	162	167		87
GOT^* (AST)	0–31 u/L	36	1140	242	247	263		23
GPT^* (ALT)	0–34 u/L	23	518	310	319	377		21

TP: total protein; Mg: magnesium; Na: natrium, sodium; GOT (AST): glutamic oxaloacetic transaminase (aspartate transaminase); GPT (ALT): glutamic-pyruvic transaminase (alanine transaminase).