Moyamoya

Signs and Symptoms
Diagnosis
Treatment

Signs and Symptoms

Moyamoya typically affects children, adolescents and young adults, although it is also seen in older adults. Children with moyamoya may experience the following symptoms:

• Stroke

• Recurrent transient ischemic attacks (TIAs), in which the blood supply to the brain becomes blocked. This prevents oxygen and nutrients from reaching brain cells.

• Muscular weakness or paralysis that affects one side of the body, also known as hemiparesis

• Seizures

• Speech problems

• Sensory and cognitive impairments

• Involuntary movements

• Vision problems

Reviewed by health care specialists at UCSF Children's Hospital.
Last updated August 15, 2007