View the illustrated DDX of Nuss bar malfunction.

View the illustrated DDX of gastrointestinal foreign body appearance acutely.

View the illustrated DDX of airway foreign body appearance acutely.

View the illustrated DDX of femoral venous catheter malfunction.

View the illustrated DDX of esophageal temperature probe malfunction.

View the illustrated DDX of neurally adjusted ventilatory assist (NAVA) catheter malfunction.

View the illustrated DDX of esophageal pH probe malfunction.

View the illustrated DDX of cardiac pacemaker lead malfunction.

View the illustrated DDX of cecostomy tube malfunction.

View the illustrated DDX of intracranial infection.

View the illustrated DDX of spinal dysraphism.

View the illustrated DDX of orbital masses.

View the illustrated DDX of supratentorial brain tumors.

View the illustrated DDX of branchial cleft cysts.

View the illustrated DDX of cystic neck masses.

View the illustrated DDX of diffuse thyroid disease.

View the illustrated DDX of cervical spine instability.

View the illustrated DDX of cervical vertebral junction anomalies.

View the illustrated DDX of Chiari malformations.

View the illustrated DDX of cerebral vascular malformations.

View the illustrated DDX of posterior fossa brain tumors.

View the illustrated DDX of spinal canal lesions.

View the illustrated DDX of term infant brain cysts.

View the illustrated DDX of posterior fossa cysts.

View the illustrated DDX of premature brain periventricular increased echogenicity.