Roughly 4% of the population is affected by a congenital brain malformation that has eluded researchers' efforts to find causes and treatments. For the condition, Chiari type-1 malformation, the ...

Chiari malformations are a heterogeneous group of disorders comprising abnormalities associated with the hindbrain. The most common types are Chiari 1 malformation (CM-I) and Chiari 2 malformation (CM ...

MIAMI. (KFSN) -- As most of us know first-hand, headaches are annoying and can often be debilitating. In some cases, they can actually be life-threatening. Some people are born with a condition that ...

Dear Dr. Roach: My older daughter has had headaches most of her life. When she was young, she thought it was normal. Severe migraines started around 1995. Many doctors later, they came up with ...

DEAR DR. ROACH: My older daughter has had headaches most of her life. When she was young, she thought it was normal. Severe migraines started around 1995. Many doctors later, they came up with ...

Chiari Malformation Type I: (Left) T2-weighted sagittal MRI; (Right) T2-weighted axial MRI. Note that in Chiari malformation type I the brainstem and cerebellar tonsils descend below the foramen ...

Chiari Malformation Type I: T1-weighted with gadolinium sagittal MRI. Note that in Chiari malformation type I the brainstem and cerebellar tonsils descend below the foramen magnum. This malformation ...