To Look for fat globules in urine. It is frequently found in the nephrotic syndrome and may also be present in diabetes mellitus, Eclampsia, Toxic renal poisoning, chronic glomerulo nephritis, lipoid nephrosis, fat embolism. Dehydration. When your body is losing more fluid than you can take in, you become dehydrated. With less water moving through your body, your urine becomes more concentrated. This can make other substances in your urine, such as fats, more visible.