Evidence-based On-call

internal medicine

Hypertensive crisis

Prevalence
Causes
Clinical features
Investigations
Therapy
Prognosis

Therapy

labetalol orally ^d (especially in phaechromocytoma crises)

Why?

It is probably as effective as nifedipine ^d

Note:

In phaechromocytoma there may be paroxysmal rise in blood pressure ^d

Expiry date: March 2004
Levels of Evidence used in grading these guides

Authors	N Shenker , CM Ball
Reviewers	S Hsu , C Clase
CAT Writers	N Shenker , CM Ball