Severe headache

Conditions

• Aneurysm
• Brain Cancer
• Cluster headache
• High pressure headache
• Migraine
• Pre-eclampsia
• Subarachnoid haemorrhage
• Temporal arteritis

Aneurysm

An aneurysm is a bulge in a blood vessel caused by a weakness in the blood vessel wall, usually where it branches.

Symptoms of this condition may include:

• Weakness of one side of the body
• Severe headache
• Numbness or tingling on one side of body
• Headache that came on suddenly
• Neck stiffness

Our Health A-Z contains more information on Aneurysm.

If you are worried about this condition you can try our free AI Symptom Checker here.

Brain Cancer

A malignant brain tumour is a fast-growing cancer that spreads to other areas of the brain and spine.

Symptoms of this condition may include:

• Headache getting worse over time
• Headache on waking up
• Feeling sick or nausea
• Vomiting
• Severe headache

Our Health A-Z contains more information on Brain Cancer.

If you are worried about this condition you can try our free AI Symptom Checker here.

Cluster headache

Cluster headaches are excruciating attacks of pain in one side of the head, often felt behind the eye.

Symptoms of this condition may include:

• Pain on left or right side of head
• Severe headache
• Headache that came on suddenly
• Blocked nose
• Pain behind the eyes

Our Health A-Z contains more information on Cluster headache.

If you are worried about this condition you can try our free AI Symptom Checker here.

High pressure headache

Intracranial hypertension (IH) is high pressure inside the skull, which may happen suddenly or build up gradually over time.

Symptoms of this condition may include:

• Headache getting worse over time
• Difficulty concentrating
• Feeling sick or nausea
• Seeing double
• Severe headache

Our Health A-Z contains more information on High pressure headache.

If you are worried about this condition you can try our free AI Symptom Checker here.

Migraine

A migraine is usually a moderate or severe headache felt as a throbbing pain on one side of the head.

Symptoms of this condition may include:

• Headache
• Feeling sick or nausea
• Headache that came on suddenly
• Severe headache
• Pain on left or right side of head

Our Health A-Z contains more information on Migraine.

If you are worried about this condition you can try our free AI Symptom Checker here.

Pre-eclampsia

Pre-eclampsia is a condition that affects some pregnant women, usually during the second half of pregnancy (from around 20 weeks) or soon after their baby is delivered.

Symptoms of this condition may include:

• Reduced vision
• Severe headache
• Swelling of the face
• Swollen feet or ankles
• Burning pain in chest or upper abdomen

Our Health A-Z contains more information on Pre-eclampsia.

If you are worried about this condition you can try our free AI Symptom Checker here.

Subarachnoid haemorrhage

A subarachnoid haemorrhage is a type of stroke caused by bleeding in and around the brain.

Symptoms of this condition may include:

• Headache that came on suddenly
• Severe headache
• Feeling sick or nausea
• Vomiting
• Eyes sensitive to light

Our Health A-Z contains more information on Subarachnoid haemorrhage.

If you are worried about this condition you can try our free AI Symptom Checker here.

Temporal arteritis

Giant cell arteritis (GCA) is a condition in which medium and large arteries, usually in the head and neck, become inflamed.

Symptoms of this condition may include:

• Headache
• Tender scalp
• Jaw pain when eating
• Severe headache
• Brief loss of vision

Our Health A-Z contains more information on Temporal arteritis.

If you are worried about this condition you can try our free AI Symptom Checker here.