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A Lange Medical Book Pediatrics on call - part 7

Người lớn: 160-640 ng / ml. Lưu ý: nhạy cảm để phát hiện thiếu folate từ suy dinh dưỡng nếu bệnh nhân đã bắt đầu dinh dưỡng hợp lý trước khi folate huyết thanh được đo (thậm chí một bệnh viện bữa ăn cân bằng có thể làm tăng folate trong huyết thanh đến mức bình thường). | Y-GLUTAMYLTRANSFERASE GGT 463 2-16 years 160 ng mL. Adult 160-640 ng mL. Note More sensitive for detecting folate deficiency from malnourishment if patient has started proper nutrition before serum folate is measured even one well-balanced hospital meal can increase serum folate to normal levels . Increased See Folic Acid Serum Folate below. Decreased See Folic Acid Serum Folate below. FOLIC ACID SERUM FOLATE Newborn 5-65 ng mL. Infant 15-55 ng iTiL. 2- 16 years 5-21 ng mL. Adult 2-14 ng mL. Increased Folic acid administration. Decreased Malnutrition malabsorption massive cellular growth cancer hemolytic anemia pregnancy. FTA-ABS FLUORESCENT TREPONEMAL ANTIBODY ABSORBED Normal Nonreactive. Positive Syphilis test of choice to confirm diagnosis . Test may be negative in early primary syphilis may remain positive after adequate treatment. GALACTOSE Newborn 0-20 mg dL. 28 days 5 mg dL. Increased Galactosemia galactokinase deficiency. y-glutamyltransferase GGT Infant 0-3 weeks 0-130 units L. 3 weeks to 3 months 4-120 units L. 3- 12 months male 5-65 units L female 5-35 units L. 1-15 years 0-23 units L. Adult male 9-50 units L. Adult female 8-40 units L. Note Generally parallels changes in serum alkaline phosphatase and 5 -nucleotidase in liver disease. Increased Liver disease hepatitis cirrhosis obstructive jaundice pancreatitis. 464 II LABORATORY TESTS AND THEIR INTERPRETATION GLUCOSE Newborn 24 hours 40-60 mg dL. Newborn 24 hours 50-80 mg dL. Child 60-100 mg dL. Adult 70-105 mg dL. Increased See Section I Chapter 40 Hyperglycemia p. 194. Decreased See Section I Chapter 47 Hypoglycemia p. 223. gram stain Rapid Technique Spread a thin layer of specimen onto glass slide and allow it to dry. Fix with heat. Apply Gentian violet 15-20 seconds follow with iodine 15-20 seconds then alcohol just a few seconds until effluent is barely decolorized . Rinse with water and counterstain with safranin 15-20 seconds . Examine under oil immersion lens gram-positive bacteria are dark .