What are the symptoms of Dandy Walker syndrome?

What are the symptoms of Dandy Walker syndrome?

The symptoms of Dandy Walker syndrome typically include developmental delay, low tone (hypotonia) or later high tone (spasticity), poor coordination and balance (ataxia), and sometimes enlarged head circumference and increased pressure within the skull due to hydrocephalus.

Can you live with Dandy Walker syndrome?

Rarely, people with Dandy-Walker malformation have no health problems related to the condition. Problems related to hydrocephalus or complications of its treatment are the most common cause of death in people with Dandy-Walker malformation.

How rare is Dandy Walker syndrome?

The condition, which occurs in 1 in every 25,000 to 35,000 live births each year, causes different parts of the cerebellum to develop abnormally.

How is mega cisterna magna different from arachnoid cyst?

In mega cisterna magna, the presence of a normal vermis and the absence of hydrocephalus help differentiate it from isolated inferior vermian hypoplasia and Blake pouch cyst, respectively. Posterior Fossa Arachnoid Cysts. —Duplications of the arachnoid membrane produce fluid-filled cysts known as arachnoid cysts.

Is Mega cisterna magna serious?

Adults with isolated MCM have normal cognitive function but with reduced memory and verbal fluency. Children with an enlarged cisterna magna are at risk for mild developmental delay. Most studies report a good prognosis. The non-isolated cases of MCM have abnormal developmental function in 11% to 29% of cases.

Can Mega cisterna magna cause headaches?

From April 1979 to June 1980; a total of 2089 patients were examined by CT; of these, 9 cases (0.43%) of mega cisterna magna were identified. The symptoms and signs of those 9 patients were headache, vertigo, nausea, right hemiparesis, convulsive seizure, hyperventilation syndrome, and tremor.

What is mega cisterna magna symptoms?

The majority of patients are asymptomatic; however, variable neurodevelopmental outcomes, including delayed speech and language development, motor development delay, visiospatial perception difficulties, and attention problems, has been observed in some patients.

Is Mega cisterna magna a cyst?

It is usually an incidental finding, and considered a normal variant, but it can also be associated with other anomalies, albeit rarely. Mega cisterna magna can be difficult to distinguish from an arachnoid cyst, as both are anechoic fluid spaces and may result in mild scalloping of the skull.

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