Laboratory tests list: Digestive System Tests Test Name Price (min) Price (max) Adiponectin $83.00 $199.00 Adiponectin $249.00 $249.00 Amylase - Amylase blood test $10.00 $159.00 Amylase Isoenzymes $49.00 $219.00 Amylase Isoenzymes with Reflex to Macroamylase Calprotectin, Stool $169.00 $169.00 Clostridium difficile Culture with Reflex to Toxin B, Real-Time PCR,Isolate $77.00 $77.00 Clostridium difficile Toxin/GDH with Reflex to PCR $80.00 $159.00 Fecal Fat, Qualitative $139.00 $139.00 Fecal Leukocyte Stain $59.00 $59.00 Gastrin $78.00 $79.00 Gastrin $45.00 $159.00 Inflammatory Bowel Disease Differentiation Panel $330.00 $330.00 Lactate Dehydrogenase Isoenzymes $95.00 $95.00 Lactate Dehydrogenase (LD) - Lactate Dehydrogenase Test $5.00 $382.99 Lactate Dehydrogenase (LD) Isoenzyme Panel $89.00 $89.00 Lactose Tolerance Test, 5 Specimens (50g) $159.00 $159.00 Leptin $40.00 $351.00 Leptin, Serum or Plasma $68.00 $75.00 Lipase - Lipase Test $20.00 $89.00 Phosphate (as Phosphorus) - Phosphate test $5.00 $569.00 Phosphate, 24-Hour Urine without Creatinine $15.00 $15.00 Prealbumin $20.00 $99.00 Prealbumin $49.00 $549.00