Flashcards in Surgical Percentages Chapter4 P38-40 Deck (19)
What percentage of people in the United States will
develop acute appendicitis?
What is the acceptable percentage of normal appendices removed with the preoperative diagnosis of appendicitis?
Up to 20%; it is better to remove some normal appendices than to miss a case of acute appendicitis, which could result in a ruptured appendix
In what percentage of cases can ultrasound diagnose
In what percentage of cases does a lower GI bleed stop
In what percentage of cases does a UGI bleed stop
What percentage of patients undergoing laparotomy
develop a postoperative small bowel obstruction at
some time later?
What percentage of American women develop breast cancer?
What percentage of patients with acute appendicitis will
have a radiopaque fecalith on abdominal x-ray (AXR)?
Only about 5%
What percentage of patients with gallstones will have radiopaque gallstones on AXR?
What percentage of kidney stones are radiopaque on AXR?
At 6 weeks, wounds have achieved what percentage of
their total tensile strength?
What percentage of patients with ARDS will die?
What percentage of the population have a Meckel’s
What is the risk of appendiceal rupture 24 hours after the onset of symptoms?
What percentage of colonic villous adenomas contain cancer?
≈40% (Think: VILLous = VILLain)
One unit of packed RBCs increases the hematocrit by
Additional 1 liter by nasal cannula increases FIO2 by
What percentage of porcelain gallbladders will contain