Term
| Number of cases of appendicitis/yr in US. |
|
Definition
|
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Term
| Lifetime risk for boys and girls. |
|
Definition
8.7% for boys
6.7% for girls |
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Term
| Peak incidence age of acute appendicitis. |
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Definition
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Term
| Name some infectious agents that may be implicated in appendicitis. |
|
Definition
Yersinia
Salmonella
Shigella
Mumps virus
Coxsackie B
Adenovirus |
|
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Term
| Appendicitis in neonates should raise suspicion of these 2 conditions. |
|
Definition
Cystic fibrosis
Hirschprung's disease |
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Term
| Variable strongly associated with greater rates of perforation. |
|
Definition
Younger age. Cannot communicate symptoms.
82% perf rate <5 yo
100% perf rate in 1yo |
|
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Term
| 2 most classic first symptoms of appendicitis. |
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Definition
Anorexia
Vague periumbilical pain |
|
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Term
| Dermatome of the referred pain of appendicitis. |
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Definition
| 8th to 10th thoracic dorsal ganglia for periumbilical pain. |
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Term
| T/F. Diarrea does not occur in appendicitis. |
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Definition
| False. It occurs in perforated appendicitis or in toddlers or infants. |
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Term
| Most common laboratory finding in acute appendicitis. |
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Definition
| Mild leukocytosis (11,000 to 15,000/uL) |
|
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Term
| If a WBC is 40,000/uL, what may that indicate in a patient who had recent RLQ pain? |
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Definition
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Term
| T/F. Plain films are helpful in evaluating appendicitis. |
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Definition
| F. They may show fecaliths, but are nonspecific and not helpful. They may help, however, if bowel obstruction or free peritoneal air is being considered. |
|
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Term
| Appropriate pressure during an ultrasound evaluation of potential acute appendicitis. |
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Definition
| Visualization of psoas muscle and iliac vessels. |
|
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Term
| Antibiotic to be used for appendicitis. Spectrum. |
|
Definition
Cefoxatin. Broad range gram negative, gram positive and anaerobes. Does not cover pseudomonas, enterococci, enterobacter cloacae, or MRSA.
wiki |
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|
Term
| How long should antibiotics be given after resection of appendix after uncomplicated acute appendicitis? |
|
Definition
| They should not. Only before operation. Cefoxitin. |
|
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Term
| Name possible antibiotic regimens for perforated appendicitis. Which is most cost effective? |
|
Definition
| Ampicillin, gentamicin, and clindamycin
Piperacillin/tazobactam (Zosyn)
Cefoxatime, and metronidazole (cost effective) |
|
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Term
| Why is uncomplicated acute appendicitis no longer an indication for emergent surgery? |
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Definition
| Because antibiotics are just as good at treating it, so the surgery can wait until the morning. |
|
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Term
| Most clinically relevant definition of a perforation. |
|
Definition
| Identifiable hold in appendix, or a fecalith in the abdomen. |
|
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Term
| Injection of ____ into an appendiceal abscess wound has been shown to decrease postoperative pain. |
|
Definition
|
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Term
| 3 options for treating perforated appendix. |
|
Definition
Antibiotics only
Antibiotics followed by interval appendectomy
Appendectomy on presentation |
|
|
Term
| 2 options of treating appendiceal abscess on presentation. |
|
Definition
Percutaneous drainage with interval appendectomy
Immediate laparoscopic appendectomy |
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