Liver Function (LFTs)

Total Protein

Normal range 6–8.3 g/dL (60–83 g/L SI). Specimen: Serum.

Also known as: serum total protein.

6–8.3 g/dLReference range

Reference range

Conventionalg/dL

68.3

SIg/L

6083

Specimen	Serum
Conventional range	6–8.3 g/dL
SI range	60–83 g/L
Conversion factor	×10 (conventional → SI)
Panel	Liver Function (LFTs)

Convert any Total Protein result between units on the unit converter.

What is the normal range for Total Protein?

The standard teaching reference range for Total Protein is 6–8.3 g/dL in conventional units, or 60–83 g/L in SI units. This value is measured in serum.

Source: Adult reference values compiled from Pagana & Pagana, Mosby's Diagnostic and Laboratory Test Reference, and Fischbach & Dunning, A Manual of Laboratory and Diagnostic Tests. Reference ranges vary by laboratory, method, age, sex, and population — always use the range printed on the actual result.

Above the range

Common causes of a high Total Protein

Dehydration
Multiple myeloma (globulins)
Chronic inflammation

Below the range

Common causes of a low Total Protein

Liver disease
Malnutrition
Nephrotic syndrome
Malabsorption

At the bedside

Nursing considerations

Equals albumin plus globulins; interpret with the albumin fraction.

Study aid

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