UREA NITROGEN (BUN), BLOOD

UREA NITROGEN, 24-HOUR URINE

UREA NITROGEN, BODY FLUID

UREA NITROGEN, RANDOM URINE

UREA NITROGEN, TIMED URINE BATTERY

URIC ACID, BLOOD

URIC ACID, RANDOM URINE

URIC ACID, TIMED URINE BATTERY

URIC ACID, URINE, 24-HOUR

URINE MACROSCOPY

URINE MICROSCOPY

URINE, GLUCOSE

UROPORPHYRINOGEN DECARBOXYLASE (Upg D), ERYTHROCYTES

UROPORPHYRINOGEN III SYNTHASE (CO-SYNTHASE) (Upg III S), ERYTHROCYTES