a girl in the toilet holds a container with a stool test in her hands. examination of stool for calprotectin

analysis background bacteria biochemical blood calprotectin cologram container coprogram digestion disease diseases dysbacteriosis eggs feces gastroenterology gastrointestinal girl hands helicobacter helminth infections intestinal laboratory medical medicine microbiological microflora occult oocytesitis pan parasites pathogenic preparation protozoan stool study test toilet tract worms