TASK DEFINITION: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
PROBLEM: Question: With vaginal ultrasound, from how long after conception is it possible to see an embryo with a heartbeat?
Options: <1> Between 14 and 21 days. <2> Between 21 and 28 days. <3> Between 28 and 35 days. <4> Between 35 and 42 days. <5> Between 42 to 49 days.

SOLUTION: 2

PROBLEM: Question: When comparing the characteristics of pragmatic or confirmatory clinical studies with explanatory or exploratory clinical studies, which of the following is an advantage of the former?
Options: <1> Information about subgroups of patients representative of the usual clinical practice. <2> Very homogeneous sample, with little variability. <3> Greater capacity to detect differences in the effectiveness of interventions. <4> Greater internal validity <5> Smaller sample size

SOLUTION: 1

PROBLEM: Question: A 35-year-old woman consulted for the appearance of maculo-papular lesions in the upper limbs without other symptoms. The biopsy of one of them demonstrates the presence of noncaseating granulomas. Blood tests are normal except for an elevation of angiotensin-converting enzyme (ACE) levels. On chest radiography, bilateral hilar adenopathies are detected. Which of the following considers the most appropriate attitude?
Options: <1> Start treatment with corticosteroids orally. <2> Start treatment with oral hydroxychloroquine. <3> Start treatment with azathioprine orally. <4> Start treatment with leflunomide orally. <5> Continue study without starting treatment.

SOLUTION:
5