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THE PURSER WELLNESS REFERENCE

Understand your lab vocabulary.

Compare Dr. Purser’s adult ranges with your own report. Units, symptoms and health history matter when you discuss a result with your clinician.

15 entries

Liver, Pancreas, Protein Status, and Muscle Enzymes

Albumin — lab reference

Inflammation, hydration, liver synthesis, renal loss, and nutrition affect result.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Albumin/globulin ratio — lab reference

Calculated; interpret component values.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Alkaline phosphatase (ALP) — lab reference

Age, bone turnover, liver source, pregnancy, and isoenzymes affect interpretation.

Liver, Pancreas, Protein Status, and Muscle Enzymes

ALT — lab reference

The test method matters. Healthy-population upper limits may be lower than many commercial ranges.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Amylase — lab reference

Not pancreas-specific; interpret with lipase and clinical presentation.

Liver, Pancreas, Protein Status, and Muscle Enzymes

AST — lab reference

Muscle, liver, hemolysis, alcohol, exercise, and medication context matter.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Bilirubin, direct — lab reference

Ask your clinician to review direct and indirect fractions together.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Bilirubin, total — lab reference

Fasting, Gilbert syndrome, hemolysis, and liver disease may alter result.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Creatine kinase (CK) — lab reference

Exercise, muscle mass, sex, race, trauma, injections, and statins affect values.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Gamma-glutamyl transferase (GGT) — lab reference

Alcohol, medications, metabolic disease, and cholestasis may elevate.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Globulin — lab reference

Often calculated. Ask your clinician to consider SPEP/IFE for unexplained abnormalities.

Liver, Pancreas, Protein Status, and Muscle Enzymes

LDH — lab reference

Broad tissue marker; hemolysis can cause false elevation.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Lipase — lab reference

Assay-specific; diagnostic thresholds for pancreatitis are separate.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Prealbumin — lab reference

Negative acute-phase reactant; not a stand-alone nutrition marker.

Liver, Pancreas, Protein Status, and Muscle Enzymes

Total protein — lab reference

Ask your clinician to review albumin, globulin, and electrophoresis when indicated.

Use these pages to learn what a term means and what to ask next. Your clinician can help you decide what your own results mean.