2 results
Coarctation of the Aorta 

Preductal Coarctation:
Narrowing is proximal to ductus arteriosus Life-threatening if severe; seen in
the Aorta Preductal ... Coarctation #Aorta #Preductal
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Dorsal midbrain and pretectal