Operational Medicine 2001, Health
Care in Military Settings, NAVMED P-5139, May 1, 2001, Bureau
of Medicine and Surgery, Department of the Navy, 2300 E Street NW, Washington,
Microscopic examination of the stool may be useful in categorizing the cause
of diarrhea. Normally, there are no WBCs in the stool.
Absence of WBCs in the stool may be seen in:
- Viral diarrhea
- Amoebic colitis
- Parasites such as Giardia or Entamoeba
- Toxic diarrheas from Staph or Clostrium
Large numbers of WBCs in the stool may be seen in:
- Chronic bacillary dysentary
- Chronic ulcerative colitis
- Colonic abscess
Monocytes are seen in Typhoid Fever.
Neutrophils are seen in:
- Ulcerative colitis
- Invasive E.Coli diarrhea
*These are general values taken from a variety of
sources. The actual normal values may vary from lab to lab and from one
type of testing protocol to another.