<unk>  is a term for blood present in the feces that is not visibly apparent. In medicine, a<unk>  test is a check for hidden<unk>  blood in the stool (feces). Conventional<unk>  tests look for heme.  Newer, modern tests look for globin.
Fecal occult blood
Differential blood count
Complete blood count
Stool culture
Absolute neutrophil count
Triglyceride biochemistry
Malabsorption CT
Liver function tests