Subdural haematoma
Haematoma subdurale · Subdurální hematom
What it is
Blood between the brain and its tough outer covering after torn veins — acute after a big blow, chronic after a small one in older people on blood thinners.
Symptoms & signs
- Headache
- confusion, drowsiness
- weakness on one side
- slurred speech
- in chronic cases, slow decline over weeks
🚩 Get help if…
- call 112 / 911 now Head injury then drowsiness, confusion or vomiting
- call 112 / 911 now Weakness on one side or trouble speaking
- call 112 / 911 now Head injury while on blood thinners
- see a doctor soon Headache or confusion getting worse over days or weeks
Where it strikes
Medical treatment
- CT scan
- reverse blood thinners
- burr-hole drainage or craniotomy
- watchful waiting for small ones
- anti-seizure drugs if needed
Natural & lifestyle
- Prevent falls
- alcohol moderation
- review of blood thinners
Emerging & experimental
- Middle meningeal artery embolisation
- dexamethasone and atorvastatin trials
Alternative, off-label & anecdotal
Approaches used outside the guidelines, with what their supporters report and what testing has found so far.
- Ginkgo, fish oil and garlic — they raise bleeding risk; avoid not confirmed in trials
- Atorvastatin — a Chinese trial helped chronic haematomas shrink early / small studies
- Arnica — anecdotal anecdotal / traditional
ICD codes
- ICD-10 S06.5
- ICD-10 I62.0
- ICD-11 NA07.6 Traumatic subdural haemorrhage
- ICD-11 8B02 Nontraumatic subdural haemorrhage