MSK Quiz#19, Childhood Musculoskeletal Conditions 

1. A 4-year-old girl presents to the clinic with her mother, who reports that her daughter has been refusing to use her left arm since this morning after being lifted by the arms to get out of bed. Physical examination shows the left forearm held in pronation with slight flexion at the elbow, and the child appears to be in pain when an attempt is made to supinate the forearm. Which of the following is the most likely diagnosis? 

Question 1 of 5

2. A 12-year-old boy presents with knee pain that has been worsening over the past few months. He is an active soccer player. Physical examination reveals a tender swelling over the tibial tuberosity. Which of the following is the most likely diagnosis? 

Question 2 of 5

3. A 14-year-old female presents with anterior knee pain that worsens with sitting for prolonged periods and when climbing stairs. Physical examination reveals pain when pressing on the patella as it moves over the femur. Which of the following conditions is the most likely diagnosis? 

Question 3 of 5

4. A 6-month-old girl is brought to the pediatrician for a routine check-up. The physical examination reveals a limited range of motion in her left hip and asymmetry of the thigh folds. An ultrasound of the hip joint indicates delayed ossification of the left femoral head with an increase in the acetabular index. Which of the following is the most likely diagnosis? 

Question 4 of 5

5. A 10-year-old boy presents with a limp and complains of hip pain that he describes as dull and achy. The pain sometimes radiates to his thigh and knee. On physical examination, there is a decreased range of motion in the affected hip, especially on internal rotation. An x-ray of the hip shows fragmentation and flattening of the femoral head. Which of the following conditions is the most likely diagnosis? 

Question 5 of 5


 

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