Glycosuria

Causes

Appropriate Tests

 

Refers to the presence of any sugar (including glucose) in urine.

A positive test for reducing substances does not necessarily indicate the presence of glucose.

Reducing substances urine, Glucose urine.

Reducing substances and glucose positive

 

Hyperglycaemia, especially

  • Diabetes mellitus

 

Renal glucosuria, especially

  • Pregnancy

 

Reducing substances positive, glucose negative

Urine sugar chromatography - consult pathologist.

Galactosuria

See Galactosaemia.

Fructosuria

 

Pentosuria

 

Non-sugar substances

  • Alkaptonuria

Homogentisic acid urine.