Summary of Arnold-Chiari malformation
Flashcards on Arnold-Chiari malformation
Arnold-chiari malformation is characterized by downward displacement of the through the foramen magnum.
Questions on Arnold-Chiari malformation
A 23-year-old female comes to clinic with gradual onset of severe headaches, accompanied with occasional neck pain and difficulty walking in a straight line. The patient’s past medical, family, and social history are noncontributory. She currently rates the pain as a 9 on a 10-point scale. Physical examination shows cranial nerves II-XII grossly intact, moderate neck tenderness with a full range of motion, sensation is normal along all extremities, finger-to-nose is positive, Romberg test is negative, and the patient has an unsteady gait. An MRI is obtained and is shown below. Which of the following is the most likely diagnosis?