Prostate-Specific Antigen

• PSA

• glycoprotein secreted from prostate

  • normal function is liquefaction of semen

Marker of

• prostatic carcinoma

  • levels over 10-15 nanograms per ml are virtually diagnostic of carcinoma

Causes of rise

• increasing age

• size of gland

• inflammation

may be elevated in

• Benign Prostatic Hyperplasia

• prostatitis

Further Tests

• if between 4-10 then ↓ free:bound ratio is bad prognosis

[ Home ] [ Up ]