What is Subarachnoid Hemorrhage?

The subarachnoid space is the area between two of the meninges (Arachnoid and pia mater) that cover the brain. This space normally contains a fluid called the cerebrospinal fluid.

Bleeding into this space takes place from a rupture of an aneurysm of a blood vessel or an arteria-venous malformation.

Clinical Features

1. Adults of age 25-50 years
2. Onset sudden
3. Severe headache, vomiting.
4. Unconsciousness and coma.
5. Convulsions.
6. Erratic breathing.
7. Stiff neck is present.

Management

Immediately evacuate to a hospital. Treatment is usually surgical. Residual brain damage is invariably present.

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