Microhydranencephaly

Microhydranencephaly is a rare neurological disorder that affects the brain's development. This condition is characterized by the combination of microcephaly and hydranencephaly, where the brain's cerebral hemispheres are absent or reduced in size and replaced by sacs filled with cerebrospinal fluid.

Symptoms

The symptoms of microhydranencephaly can vary greatly among individuals. However, common symptoms include intellectual disability, lack of growth, seizures, and problems with physical coordination. Some individuals may also have distinctive facial features, such as a sloping forehead, large ears, and a small jaw.

Causes

Microhydranencephaly is caused by disruptions in the normal development of the neural tube, a structure in the developing embryo that eventually becomes the brain and spinal cord. The exact cause of these disruptions is unknown, but it is thought to involve a combination of genetic and environmental factors.

Diagnosis

Diagnosis of microhydranencephaly is typically made based on the physical symptoms and imaging studies, such as MRI or CT scan, which can reveal the characteristic brain abnormalities. Genetic testing may also be performed to identify any underlying genetic mutations.

Treatment

There is currently no cure for microhydranencephaly. Treatment is supportive and aimed at managing the symptoms. This may include medications to control seizures, physical therapy to improve motor skills, and special education services to address intellectual disabilities.

Prognosis

The prognosis for individuals with microhydranencephaly is generally poor, with most individuals not surviving past infancy. However, with appropriate supportive care, some individuals may live into childhood or adolescence.

See also

• Neurological disorders
• Microcephaly
• Hydranencephaly

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