MedSchool: Ace Your OSCEsThe Medical Company
GET - On the App Store
Test Findings
Test Findings

Increased Urine Specific Gravity



  • If the urine specific gravity is reduced then this reflects an inability to produce dilute urine. As a result, the urine is excessively concentrated.
    • Causes of Increased Urine Specific Gravity

    • Increased Electrolytes

    • Dehydration - poor intake, GI losses, diuresis
    • Syndrome of inappropriate antidiuretic hormone secretion (SIADH)
    • Adrenal insufficiency
    • Hypervolaemic hyponatraemia - liver cirrhosis, congestive cardiac failure, nephrotic syndrome
    • Other Solutes

    • Glycosurea (diabetes)
    • Proteinuria (e.g. glomerulonephropathy, myeloma)
Want more info like this?
  • Your electronic clinical medicine handbook
  • Guides to help pass your exams
  • Tools every medical student needs
  • Quick diagrams to have the answers, fast
  • Quizzes to test your knowledge
Sign Up Now