5-Minute Emergency Consult
Diverticulitis
Diverticulitis is a topic covered in the 5-Minute Emergency Consult.
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Basics
Description
Description
- Micro- or macroscopic perforation of diverticulum
- Uncomplicated (75%) vs. complicated
- Incidence increasing
- Obesity is a risk factor
Etiology
Etiology
- Fecal material in diverticulum hardens, forming fecalith, increasing intraluminal pressure
- Erosion of diverticular wall leads to inflammation
- Focal necrosis leads to perforation
- Microperforation: Uncomplicated diverticulitis:
- Colonic wall thickening
- Inflammatory changes (fat stranding on CT)
- Macroperforation: Complicated diverticulitis:
- Abscess
- Bowel obstruction
- Fistulas after recurrent attacks
- Colovesical fistula (most common) presents with dysuria, frequency, urgency, pneumaturia, and fecaluria.
- Peritonitis
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Basics
Description
Description
- Micro- or macroscopic perforation of diverticulum
- Uncomplicated (75%) vs. complicated
- Incidence increasing
- Obesity is a risk factor
Etiology
Etiology
- Fecal material in diverticulum hardens, forming fecalith, increasing intraluminal pressure
- Erosion of diverticular wall leads to inflammation
- Focal necrosis leads to perforation
- Microperforation: Uncomplicated diverticulitis:
- Colonic wall thickening
- Inflammatory changes (fat stranding on CT)
- Macroperforation: Complicated diverticulitis:
- Abscess
- Bowel obstruction
- Fistulas after recurrent attacks
- Colovesical fistula (most common) presents with dysuria, frequency, urgency, pneumaturia, and fecaluria.
- Peritonitis
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Citation
Rosen, Peter, et al., editors. "Diverticulitis." 5-Minute Emergency Consult, 5th ed., Lippincott Williams & Wilkins, 2016. Emergency Central, emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307608/2.3/Diverticulitis.
Diverticulitis. In: Rosen P, Shayne P, Barkin AZ, et al, eds. 5-Minute Emergency Consult. 5th ed. Lippincott Williams & Wilkins; 2016. https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307608/2.3/Diverticulitis. Accessed February 25, 2020.
Diverticulitis. (2016). In Rosen, P., Shayne, P., Barkin, A. Z., Wolfe, R. E., Hayden, S. R., Barkin, R. M., & Schaider, J. J. (Eds.), 5-Minute Emergency Consult. Available from https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307608/2.3/Diverticulitis
Diverticulitis [Internet]. In: Rosen P, Shayne P, Barkin AZ, Wolfe RE, Hayden SR, Barkin RM, Schaider JJ, editors. 5-Minute Emergency Consult. Lippincott Williams & Wilkins; 2016. [cited 2020 February 25]. Available from: https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307608/2.3/Diverticulitis.
* Article titles in AMA citation format should be in sentence-case
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