Androstenedione
:Normal range Children: 0.1-0.5 ng/mL Male: 0.6-2.7 ng/mL Female: 0.5-2.7 ng/mL Comment: There is diurnal variation….
Amylase, urine
:Normal range 24hr urine: Results are in relation to the volume collected (Spot urine: < 460…
Amylase, serum
Normal range: up to 220 u/l Comment: Useful in diagnosis of acute pancreatitis; desirable to support…
Amylase, body fluids
Normal range: Ascetic & pleural fluids amylase activity are identical to, or slightly less than, serum…
Ammonia, blood
(Normal range: 0.2-0.8 mg/ml (12-47 mmol/L Comment: Ammonia and alpha- ketoglutarate with NADH yield glutamate; glutamate…
Amino acid chromatography (quantitative) (HPLC), urine
:Comment Excretion of certain amino acids is increased in several specific aminoacidurias, such as phenylketonuria and…
Amino acid chromatography (quantitative) (HPLC), plasma
Normal range: Normal Comment: Amino acid concentrations show a significant circardian rhythm with intra – day…
Amino acid chromatography (qualitative) (TLC), urine
Comment: The usual approach to qualitative amino acid testing is to test a fresh urine sample….
Amino acid chromatography (qualitative) (TLC), serum
Normal range: Normal pattern Comment: A qualitative screen for the investigation of inborn errors of metabolism…
Alpha Fetoprotein (AFP), serum
Normal range: μg/ml 2.5 MOPM Median Wks of gestation 38.1 33.2 15 96.6 38.6 16 112.4…