Case Reports in Endocrinology / 2014 / Article / Tab 1 / Case Report
A 23-Year-Old Female with a Mixed Germ Cell Tumor of the Pituitary Infundibulum: The Challenge of Differentiating Neoplasm from Lymphocytic Infundibuloneurohypophysitis—A Case Report and Literature Review Table 1 Laboratory studies and CSF studies at initial evaluation.
Laboratory tests Patient’s results Normal/reference range IGF1 55 ng/mL 182–780 ng/mL GH 0.10 ng/mL 0.01–8 ng/mL TSH 2.537 mIU/mL 0.3–5 mIU/mL Free T4 0.66 ng/dL 0.8–1.8 ng/dL Total T3 1.08 ng/mL 0.6–1.81 ng/mL Estradiol 8 pg/mL Early 10–50; mid 120–375; late cycle 50–155 pg/mL FSH 1.6 mIU/mL Follicular 1.4–9.9; midcycle 6.1–17.2; luteal 1.1–9.2 mIU/mL LH 0.8 mIU/mL Follicular 1.7–15; midcycle 21.9–56.5; luteal 0.6–16.3 mIU/mL Prolactin 24.9 ng/mL 0.6–20 ng/mL ACTH 9 pg/mL 6–50 pg/mL Cortisol 8 AM 3.7 mcg/dL 4–22 mcg/dL Alpha subunit <0.3 ng/mL <1.5 ng/mL ACE 40 U/L 9–67 U/L CSF Studies Gross Appearance Clear Clear Supernatant Colorless Colorless RBC 1/μ L 0/μ L WBC 1/μ L 0–5/μ L ACE <4 ACE units <4 ACE units β 2 Microglobulin0.57 mg/L 0.36–2.56 mg/L Glucose 52 mg/dL 40–85 mg/dL Protein 26 mg/dL 15–45 mg/dL Alpha Fetoprotein <1.0 ng/mL <1.5 ng/mL Tumor hCG 1 mIU/mL Normal
IGF1: insulin like growth factor 1; GH: growth hormone; TSH: thyroid stimulating hormone; FSH: follicular stimulating hormone; LH: luteinizing hormone; ACTH: adrenocorticotropic hormone; CSF: cerebrospinal fluid; RBC: red blood cells; WBC: white blood cells; ACE: angiotensin converting enzymes.