Tables for:
Recurrent Confusion and Seizures in an Adult Male

[Lab Med 35(8):478-483, 2004. © 2004 American Society for Clinical Pathology]

Table 1. Principal Laboratory Findings

TestPatient's Result"Normal" Reference Range
WBC count5.44.0-11.0 x 103/mL
RBC count3.384.5-6.5 x 106/mL
Hemoglobin (Hb)7.813.0-18.0 g/dL
Hematocrit (Hct)24.140.0-54.0%
MCV71.182-99 fL
MCH2327-32 pg
MCHC3030-35 g/dL
Platelet count136150-400 x 103/mL
BUN138-18 mg/dL
Creatinine1.10.6-1.2 mg/dL
Sodium138135-145 mEq/L
Potassium4.53.5-5.5 mEq/L
Chloride10298-107 mEq/L
Total CO22622-30 mEq/L
Calcium9.768.6-10.2 mg/dL
Phosphorus4.42.5-4.5 mg/dL
Magnesium0.80.6-1.1 mEq/L
CK, total37<225 U/L
Total protein6.86.0-8.0 g/dL
Albumin3.23.5-5.5 g/dL
A/G ratio0.91.4-1.6
Urate4.03.6-7.6 mg/dL
Bilirubin, total0.50.1-1.1 mg/dL
ALP16440-120 U/L
GGT820-50 U/L
LD457100-220 U/L
AST46<35 U/L
ALT370-40 U/L
PTH1710-65 pg/mL
Iron4567-178 mg/dL
TIBC270250-447 mg/dL
Ferritin7318-300 ng/mL
AFP2<10 mg/L
hsCRP9,320<20 mg/dL
Troponin I<0.3£0.5 mg/L

WBC, white blood cell; RBC, red blood cell; MCV, mean corpuscular volume; MCH, mean corpuscular hemoglobin; MCHC, mean corpuscular hemoglobin concentration; RDW, red cell distribution width; BUN, blood urea nitrogen; CK, creatine kinase; A/G, albumin/globulin; INR-PT, international normalized ratio of prothrombin time; ALP, alkaline phosphatase; GGT, gamma glutamyl transferase; LD, lactate dehydrogenase; AST, aspartate aminotransferase; ALT, alanine aminotransferase; PTH, parathyroid hormone; TIBC, total iron binding capacity; %TS, percent transferrin saturation; AFP, alpha fetoprotein; hsCRP, high sensitivity C-reactive protein.

Table 2. Principal Laboratory Findings - Hormones

TestPatient's Result"Normal" Reference Range
Glucose (random)4670-100 mg/dL
Glucose (fasting)3270-110 mg/dL
Proinsulin133.26.4-9.4 pmol/L
C-peptide10.00.78-1.89 ng/mL
Insulin65.16.19-27.93 mU/mL
Insulin: glucose ratio
IGF I8994-252 mg/L
Cortisol (0800 h)137-24 mg/dL
ACTH279-50 pg/mL
hCG2<2 mIU/mL
Prolactin20<18 mg/L
TSH2.00.4-5.0 mU/mL
LH32.02.0-12.0 U/L
FSH51.61.0-12.0 U/L
Testosterone, total202288-865 ng/dL

IGF I, insulin-like growth factor I; ACTH, adrenocorticotropic hormone; hCG, human chorionic gonadotropin; TSH, thyroid stimulating hormone; LH, luteinizing hormone; FSH, follicle-stimulating hormone.