Diarrhea Flashcards
Normal stool volume?
3-7 Bowel movements, less than 1 L per day
Normal stool volume loss?
0.1 L
Acute infectious diarrhea volume?
20-30 Bowel movements, about 20 liters
Diarrhea reflects increased water in stool from? (2)
Inc. intestinal secretion
Dec. intestinal reabsorption
What is psuedodiarrhea?
Anal inflammation
Problem responsible for fecal incontinence?
Neuromuscular
Problem responsible for overflow incontinence?
Leakage of stool
Duration of acute diarrhea?
Less than 14 days
Duration of persistent diarrhea?
14-30 days
Duration of chronic diarrhea?
> 30 days
In developed countries what is usually the cause of diarrhea?
Viruses
Least common cause for diarrhea in developed country?
Protozoa
More severe diarrhea indicative of what?
Bacterial infection
Salmonella is most likely found where?
Small bowel
What does Salmonella cause?
Dysentery
Where is E.coli found and what does it cause?
Small bowel
Dysentery
Where is campylobacter found and what does it cause?
Colon
Dysentery
Where is Shigella found and what does it cause?
Colon
Dysentery
How many types in the bristol stool chart?
7
Acute infectious diarrhea volume?
20-30 Bowel movements, about 20 liters
Diarrhea reflects increased water in stool from? (2)
Inc. intestinal secretion
Dec. intestinal reabsorption
What is psuedodiarrhea?
Anal inflammation
Problem responsible for fecal incontinence?
Neuromuscular
Problem responsible for overflow incontinence?
Leakage of stool
Duration of acute diarrhea?
Duration of persistent diarrhea?
14-30 days
Duration of chronic diarrhea?
> 30 days
In developed countries what is usually the cause of diarrhea?
Viruses
Least common cause for diarrhea in developed country?
Protozoa
More severe diarrhea indicative of what?
Bacterial infection
Salmonella is most likely found where?
Small bowel
What does Salmonella cause?
Dysentery
Where is E.coli found and what does it cause?
Small bowel
Dysentery
Where is campylobacter found and what does it cause?
Colon
Dysentery
Where is Shigella found and what does it cause?
Colon
Dysentery
How many types in the bristol stool chart?
7
What is the hallmark of inflamatory bowel disease?
Fistula
What dietary alteration needs to be made in the treatment of diarrhea?
Avoid dairy, low residue diet
Inflammatory cause of Chronic Diarrhea involve what?
IBD
Invasive
Neoplasia
IBD such as ulcerative colitis or Crohn’s disease manifest via what?
White blood cells
Pus
Blood
What can cause maldigestion disorders?
Chronic pancreatitis
Cystic fibrosis
Major presenting symptom as vomiting?
S. aureus (Cream pie at picnic)
B. cereus (Leftover fried rice)
Norwalk (Cruise ships)
Major presenting symptom as inflammatory diarrhea?
Non-typhoidal salmonella (Hambergers at picnic)
Shiga toxin producing e.coli (Hambergers, spinich)
V. parahemolyticus (Sushi)
V. Vulnificus (Raw oysters)
Risk factors for Hep A?
Male sex with males
Shellfish
Food workers
How do you treat acute diarrhea?
Oral rehydration
Symptomatic Therapy (Anti-motility agents)
Probiotics
Dietary alterations (Avoid dairy, low residue diets)
Empiric Antibiotics (Metronidazole)
