Acute Appendicitis Diagnosis: A Practical Score

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Questions and Answers

What was the primary objective of the study conducted by Alfredo Alvarado?

  • To compare the symptoms of acute appendicitis with those of other abdominal diseases
  • To analyze the effectiveness of surgery in treating acute appendicitis
  • To identify the most important predictive factors for diagnosing acute appendicitis (correct)
  • To develop a new treatment for acute appendicitis

How many patients were involved in the retrospective study?

  • 400 patients
  • 350 patients
  • 305 patients (correct)
  • 250 patients

What was the significance of the 'total joint probability' in the study?

  • It was chosen as a diagnostic weight indicative of the accuracy of the test (correct)
  • It was used to determine the severity of the symptoms
  • It was used to determine the age of the patients
  • It was used to calculate the cost of the treatment

Which of the following was NOT one of the eight predictive factors identified in the study?

<p>Shift to the right (B)</p> Signup and view all the answers

Where was Alfredo Alvarado affiliated with at the time of the study?

<p>Plantation General Hospital and Humana Hospital Bennett (B)</p> Signup and view all the answers

In which year was the study received for publication?

<p>1985 (D)</p> Signup and view all the answers

What is a common cause of abdominal pain in all ages?

<p>Acute appendicitis (C)</p> Signup and view all the answers

Why is it often difficult to diagnose acute appendicitis in its early stages?

<p>Because of the vague and uncertain clinical manifestations (B)</p> Signup and view all the answers

What is a primary reason for the persistent rate of morbidity and mortality in acute appendicitis?

<p>Delayed diagnosis (B)</p> Signup and view all the answers

What is the mortality rate in children less than 2 years old with acute appendicitis?

<p>20% (C)</p> Signup and view all the answers

What is the sensitivity of slight temperature elevation in acute appendicitis?

<p>0.73 (B)</p> Signup and view all the answers

What is the goal of the study in terms of the negative appendectomy rate?

<p>To reduce the negative appendectomy rate without increasing the risk of perforation (D)</p> Signup and view all the answers

How many patients' records were reviewed in the study?

<p>305 patients (B)</p> Signup and view all the answers

What is the primary purpose of performing a urinalysis in acute appendicitis?

<p>To rule out a urinary tract infection (B)</p> Signup and view all the answers

What is the predictive value of leukocytosis in acute appendicitis?

<p>0.87 (A)</p> Signup and view all the answers

What is the specificity of leukocytosis in acute appendicitis?

<p>0.38 (D)</p> Signup and view all the answers

What is the sensitivity of leukocytosis in acute appendicitis?

<p>0.93 (A)</p> Signup and view all the answers

What is the predictive value of a shift to the left in acute appendicitis?

<p>0.91 (A)</p> Signup and view all the answers

What is the diagnostic score for a probable appendicitis?

<p>7 or 8 (C)</p> Signup and view all the answers

What is the significance of a score of 5 or 6 in this diagnosis?

<p>Compatible with acute appendicitis (C)</p> Signup and view all the answers

Why is the diagnostic score not 100% reliable?

<p>Because there is a chance of overlapping symptoms with other diseases (C)</p> Signup and view all the answers

What is the recommended approach for a patient with a score of 7 or more?

<p>Surgery (D)</p> Signup and view all the answers

Why is it important to consider all symptoms and signs as present?

<p>To avoid misdiagnosis (B)</p> Signup and view all the answers

What is the benefit of using the diagnostic score?

<p>It helps to decide between observation and surgery (C)</p> Signup and view all the answers

What should the diagnostic score be correlated with?

<p>The clinical impression of the examiner (C)</p> Signup and view all the answers

What should be performed if there is any question about the diagnosis of acute appendicitis?

<p>More physical examinations and laboratory tests (D)</p> Signup and view all the answers

Why is the diagnosis of acute appendicitis more difficult in women?

<p>Due to the presence of gynecological disorders (D)</p> Signup and view all the answers

What is an essential part of the examination in women suspected of having acute appendicitis?

<p>Pelvic examination (A)</p> Signup and view all the answers

What should be done to the patient if the diagnostic score remains the same or increases after reevaluation?

<p>The patient may need laparotomy (D)</p> Signup and view all the answers

What is the purpose of reevaluating the patient every four or six hours?

<p>To monitor the patient's progress (D)</p> Signup and view all the answers

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