Subarachnoid haemorrhage: difficulties in diagnosis and treatment.
نویسندگان
چکیده
منابع مشابه
The diagnosis of subarachnoid haemorrhage.
Lumbar puncture (LP) has for a long time been the mainstay of diagnosis in patients who presented with symptoms or signs of subarachnoid haemorrhage (SAH). At present, computed tomography (CT) has replaced LP for this indication. In this review we shall outline the reasons for this change in diagnostic approach. In the first place, there are drawbacks in starting with an LP. One of these is tha...
متن کاملSubarachnoid haemorrhage: diagnosis, causes and management.
The incidence of subarachnoid haemorrhage (SAH) is stable, at around six cases per 100 000 patient years. Any apparent decrease is attributable to a higher rate of CT scanning, by which other haemorrhagic conditions are excluded. Most patients are <60 years of age. Risk factors are the same as for stroke in general; genetic factors operate in only a minority. Case fatality is approximately 50% ...
متن کاملSubarachnoid Haemorrhage
SAH affects 6-9 people per 100,000 of the population per year and constitutes about 6% of first strokes. An apparent decrease from older published figures is attributed to a higher rate of CT scanning, excluding other haemorrhagic causes. Approximately 85% of patients bleed from intracranial arterial aneurysms, 10% from a non-aneurysmal peri-mesencephalic haemorrhage and 5% from other vascular ...
متن کاملThe diminishing role of biochemistry in subarachnoid haemorrhage diagnosis.
The incidence of subarachnoid haemorrhage (SAH) is 24.6 per 100,000 population 1 . Case fatalities are about 44% in Europe 2 . SAH is misdiagnosed in 12 â 50% of cases. Non-contrast CT scanning is positive in 98% of patients with SAH who present within 12 hours of the bleed. There is a rapid clearance of subarachnoid blood over time and after one week, the diagnostic sensitivity of CT scannin...
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ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 1998
ISSN: 0032-5473
DOI: 10.1136/pgmj.74.878.743