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Table 1 Laboratory tests

From: Nonobstructive hydronephrosis due to social polydipsia: a case report

Tests Emergency department Second opinion Follow-up
  Time 0 months Time 8 months Time 10 months
Serum    
Sodium (meq/L) 137 139 140
Potassium (meq/L) 4.3 4.1 4.3
Chloride (meq/L) 101 102 102
Bicarbonate (meq/L) 25 26 27
Blood urea nitrogen (mg/dL) 11 12 11
Creatinine (mg/dL) 0.91 0.93 0.86
Glucose (mg/dL) 103 127 104
Osmolality (mOsm/kg)   286 294
White blood count (×1000/mm3) 5.9 5.2 4.8
Hemoglobin (gm/dL) 13.9 14.7 14.9
Hematocrit (%) 43.5 46.1 43.8
Platelet (×1000/mm3) 196 184 185
Urine    
Specific gravity 1.008 1.009 1.023
pH 6.5 6.5 6.2
White blood cells (/hpf) 0 to 5 0 to 5 0 to 5
Red blood cells (/hpf) 0 0 0
Random protein (mg)   66 39
Random creatinine (mg)   118 75
Osmolality (mOsm/kg)   334 502
  1. hpf high power field.