ATI RN
Pediatric Musculoskeletal Disorders NCLEX Questions Questions
Question 1 of 5
Normal full-term newborns can have up to 20-30 degree hip and knee flexion contractures, these contractures tend to resolve by
Correct Answer: B
Rationale: In full-term newborns, mild hip and knee flexion contractures are normal due to in utero positioning and typically resolve by 4-6 months as the infant begins to move and stretch the joints.
Question 2 of 5
A school age child presented with a mass behind the knee. Physical examination reveals a firm mass in the popliteal fossa, medially located and distal to the popliteal crease. The mass is most prominent when the knee is extended. Knee radiographs are normal. Of the following, the MOST likely diagnosis is
Correct Answer: C
Rationale: A popliteal cyst (Baker's cyst) is a common benign condition in children, presenting as a firm mass in the popliteal fossa, more prominent on knee extension, with normal radiographs.
Question 3 of 5
There is marked geographic and racial variation in the incidence of developmental dysplasia of the hip (DDH). All the following are true EXCEPT
Correct Answer: D
Rationale: DDH incidence varies widely, with higher rates in certain populations (e.g., Manitoba), but it is not 0% in African newborns; it is lower but still occurs.
Question 4 of 5
Torticollis, literally meaning twisted neck, is not a diagnosis but rather a manifestation of a variety of underlying conditions. All the following conditions may cause torticollis EXCEPT
Correct Answer: D
Rationale: Upper lobe pneumonia does not typically cause torticollis, which is more often linked to musculoskeletal or neurologic conditions.
Question 5 of 5
Syndactyly is one of the common anomalies observed in the upper limb. All the following syndromes are associated with syndactyly EXCEPT
Correct Answer: C
Rationale: Laurence-Moon-Biedl syndrome is associated with polydactyly, not syndactyly.