ATI RN
Pediatric Musculoskeletal Disorders Quizlet Questions
Question 1 of 5
Pseudohyponatremia is a laboratory artifact that is present when the plasma contains high concentrations of
Correct Answer: C
Rationale: High protein (e.g., in multiple myeloma) causes pseudohyponatremia by altering plasma water fraction, a standard lab artifact.
Question 2 of 5
Electrocardiographic changes of flattened T wave, depressed ST segment, and appearance of U wave is seen in
Correct Answer: D
Rationale: Hypokalemia causes flattened T waves, ST depression, and U waves, classic ECG findings.
Question 3 of 5
Glaucoma can occur in association with port-wine stains located on the eyelid, even in the absence of Sturge-Weber syndrome, and these patients need lifelong monitoring of ocular pressures.
Correct Answer: D
Rationale: Port-wine stains on the eyelid can be associated with glaucoma due to vascular anomalies affecting ocular pressure, requiring lifelong monitoring even without Sturge-Weber syndrome.
Question 4 of 5
Toe walking is a common complaint in early walkers. A physician should evaluate any child who still toe walks after the age of
Correct Answer: B
Rationale: Persistent toe walking beyond 3 years may indicate neurological or musculoskeletal issues requiring evaluation.
Question 5 of 5
Which of the following conditions should receive a careful examination of the hips to rule out developmental dysplasia of the hip (DDH)?
Correct Answer: A
Rationale: Congenital muscular torticollis is associated with DDH due to intrauterine positioning, necessitating hip examination.