2022年10月12日 · Subarachnoid hemorrhage (SAH) is bleeding in the space below one of the thin layers that cover and protect your brain. SAH is a medical emergency that requires immediate treatment. It’s often caused by head trauma and/or a ruptured brain aneurysm. The most common sign is a sudden, severe headache. What is subarachnoid hemorrhage (SAH)?

Subarachnoid hemorrhage (SAH) is bleeding into the subarachnoid space—the area between the arachnoid membrane and the pia mater surrounding the brain. [1] Symptoms may include a severe headache of rapid onset, vomiting, decreased level of consciousness, fever, weakness, numbness, and sometimes seizures. [1]

2024年10月26日 · It is a medical emergency that needs treatment right away. The primary symptom of a subarachnoid hemorrhage is a sudden, very bad headache. Some people describe it as the worst headache they have ever felt. A subarachnoid hemorrhage also may cause nausea, vomiting, a stiff neck and other symptoms.

What is a subarachnoid hemorrhage? A subarachnoid hemorrhage is bleeding in the space between your brain and the membrane that covers it. Most often, it occurs when a weak area in a blood vessel (aneurysm) on the surface of the brain bursts and leaks. The blood then builds up around the brain and inside the skull. This increases pressure on the ...

2023年6月1日 · A subarachnoid hemorrhage (SAH) is defined as the accumulation of blood in the space between the arachnoid membrane and the pia mater around the brain referred to as the subarachnoid space. The etiology of SAH can be either nontraumatic (about 85% are secondary to aneurysm rupture) or traumatic in nature.[2]

蛛网膜下腔出血（subarachnoid hemorrhage，SAH）指脑底部或脑表面的病变血管破裂，血液直接流入蛛网膜下腔引起的一种临床综合征，又称为原发性蛛网膜下腔出血，约占急性脑卒中的10%，是一种非常严重的常见疾病。

2022年2月28日 · Subarachnoid hemorrhage is a type of stroke. It can cause permanent brain damage. Blood from a subarachnoid hemorrhage pulses into the space between the brain and the skull. It mixes with the cerebrospinal fluid that cushions the brain and spinal cord.

Subarachnoid hemorrhage is sudden bleeding into the subarachnoid space. The most common cause of spontaneous bleeding is a ruptured aneurysm. Symptoms include sudden, severe headache, usually with loss or impairment of consciousness.

2023年1月23日 · Subarachnoid hemorrhage is bleeding in the area between the brain and the thin tissues that cover the brain. This area is called the subarachnoid space. Subarachnoid bleeding is an emergency and prompt medical attention is needed.

蛛网膜下腔出血（subarachnoid hemorrhage，SAH）是一种常见的出血性脑血管病，具有较高的病死率和致残率。 其常见病因为颅内动脉瘤，主要的临床表现和体征是剧烈难以忍受的头痛伴脑膜刺激征，神经影像检查是主要的诊断手段。