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Hypertensive crisis

Prevalence
Causes
Clinical features
Investigations
Therapy
Prognosis
Clinical features

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  • headaches, palpitations and sweating attacks c

Why?

The triad of headaches, palpitations and sweating attacks makes a phaechromocytoma more likely

Patient Target Disorder and
Reference Standard		 Diagnostic Test LR+
(95% CI) 		Post-test Probability LR-
(95% CI) 		Post-test Probability
hypertension c (pre-test probability: 3.3%) phaechromocytoma
(surgery or follow-up) 		all of headaches, palpitations and sweating attacks 15
(12 to 19) 		34% 0.10
(0.15 to 0.63) 		0.34%

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