Chap. 4 - labs and diagnostic testing Flashcards
Free T4 normal values
0.8 - 2.8 mg/dl
Increased FT4 may indicate which two diseases?
Graves
Hashimoto’s
Decreased FT4 may indicate which disease, and two significant conditions?
Cushing’s
Renal failure
Cirrhosis
Heparin, ASA, and propranolol may _____ FT4 values
Increase
Lasix and methadone may _____ FT4 values
Decrease
TSH normal values
2 - 10 mu/L
Heparin, ASA, and corticosteroids may _____ TSH values
Decrease
Lithium may _____ TSH values
Increase
Calcium normals
8.8 - 10.5 mg/dl
Ca levels below 8 may indicate…
Tetany, pancreatitis
Ca > 11 = ?
Hyperparathyroidism, Addison’s dz
Ca lab values are typically higher or lower in children?
Higher, d/t growth and active bone formation
Increased calcium = _____thyroidism
Hyper
Decreased calcium = _____thyroidism
Hypo
Sodium normals
135-148 mEq/dl