According to new research, Neanderthal DNA genes could be the reason that some people are more prone to a type of headache-causing brain defect.

Significant brain defects known as Chiari malformations could be down the genes some of us have inherited from Neanderthals, according to a new study, causing a mismatch between brain shape and skull ...

A new study suggests that some modern brain malformations may be linked to Neanderthal ancestry. Researchers have found that ...

People with Chiari malformations have a skull shape similar to Neanderthals, suggesting that the condition may be caused by ...

Absence of the septum pellucidum is a brain abnormality that happens before birth. Learn the symptoms, causes, and more.

Chiari-like malformation (CM) is a congenital disease characterized by a mismatch in size between the cranial vault of the skull that protects the brain and its contents. The disease is also ...

Her daughter also has Chiari malformation — in which part of the brain is pushed down into the spinal canal, causing severe symptoms and requiring ongoing care.

In Chiari malformation type 1, signs and symptoms usually appear in late childhood or adulthood. Headaches, often severe, are a classic symptom of Chiari malformation.

Surgery can usually stop the symptoms getting worse and can sometimes improve them, although some problems may remain Many people with a Chiari I malformation will not have any symptoms.

Doctors explained to me that Chiari malformation causes the back part of the brain – the cerebellum – to partially slip out of the hole in the base of the skull and into the spinal canal.

Chiari malformation occurs when the lower part of the brain, known as the cerebellar tonsils, extends into the spinal canal. This condition can cause debilitating symptoms, including headaches ...