Читать книгу Manual of Equine Anesthesia and Analgesia - Группа авторов - Страница 54

 Occurs when the increases in BUN and Cr results from a decrease in renal blood flow and the associated decrease in GFR.

  Significant (>75%) decreases in GFR are required before the BUN is increased, especially early in disease.Most commonly results from dehydration and circulatory shock.

 When renal function is adequate (pre‐renal), azotemia is accompanied by a urine specific gravity (USG) > 1.025.This indicates that the kidney has the ability to concentrate the urine.

 Uroperitoneum secondary to bladder rupture in foals also causes pre‐renal azotemia.