Diarrhea Flashcards
Problem based approach with diarrhea
Define the problem, location, system, then lesion
Alteration in normal pattern of defecation
Soft, unformed stools
↑ fecal water content
↑ frequency of defecation
Defining the location
Small bowel, large bowel or mixed
Small bowel diarrhea characteristics
Large amount
Melena or partial digestion of blood
WL with chronic
Borborygmus and flatulence
If unwell dehydrated
Large bowel diarrhea
Small amounts frequently with inflamed bladder
Mucus (hallmark) and fresh blood
Tenesmus (straining)
Secondary GI disorders causing diarrhea
Hepatic disease, pancreatic insufficiency, pancreatitis, hyperthyroidism, hypoadrenocorticism, renal disease
Large bowel or mixed bowel diarrhea as major presenting signs indicates _____________
Primary GI lesion
Secondary GI disease most frequently has characteristics of _____________
small bowel disease
Parasites and protozoa causing acute small bowel diarrhea
Parasites- ascarids, hookworms
Protozoa - giardia, coccidia
Diet related causing acute small bowel diarrhea
Overeating (pups)
Dietary change
Spoiled food
Garbage
Bacterial disease causing acute small bowel diarrhea
Campylobacter (young only, mixed bowel, zoonotic)
Salmonella (raw food, zoonotic)
Clostridium difficile
E. coli
Infection causing acute small bowel diarrhea
Viral enteritis- parvo, corona and rota
Acute Hemorrhagic diarrhea syndrome (AHDS)/ Hemorrhagic Gastroenteritis (HGE)
Acute onset of bloody diarrhea (small bowel)
Significant hemoconcentration (↑ PCV) with normal or low plasma protein
Typically in small breeds
What is Acute Hemorrhagic diarrhea syndrome (AHDS) caused by?
Novel necrotising toxin produced by Type A Clostridia perfringens (antimicrobial therapy doesn’t work)
Parasites causing chronic small bowel diarrhea
Toxocara- roundworms
Ancylostoma (hookworms)
Visceral larval migrans