Fig. 4From: Analysis of blood degradation products and ferritin in the cerebrospinal fluid of dogs with acute thoracolumbar intervertebral disk extrusion, a prospective pilot studyDetection of hemorrhage in the cerebrospinal fluid (CSF) using net bilirubin absorbance (NBA) by continuing a modified decision tree [27] (NOA, net oxyhemoglobin absorbance)Back to article page