… Jeffrey J Perry associate professor of emergency medicine and of epidemiology and community
medicine1, Ian G Stiell professor and chair department of emergency medicine1, Marco …

Background Patients requiring emergency endotracheal intubation often require a rapid
sequence induction (RSI) intubation technique to protect against aspiration or increased …

Background: The quick Sequential Organ Failure Assessment (qSOFA) has been proposed
for prediction of mortality in patients with suspected infection. Purpose: To summarize and …

Importance Three clinical decision rules were previously derived to identify patients with
headache requiring investigations to rule out subarachnoid hemorrhage. Objective To assess …

Objectives The diagnosis of raised intracranial pressure (ICP) is important in many critically
ill patients. The optic nerve sheath is contiguous with the subarachnoid space; thus, an …

… studies have been published since our last update (Perry 2008). … (Perry 2003) we searched
all databases until March 2000. We reran the search to 2007 in our first update (Perry 2008). …

Objective: We sought to summarize accuracy of physical examination, imaging, and Laboratory
Risk Indicator for Necrotizing Fasciitis (LRINEC) score in diagnosis of necrotizing soft …

RESEARCH Page 1 RESEARCH High risk clinical characteristics for subarachnoid
haemorrhage in patients with acute headache: prospective cohort study Jeffrey J Perry, associate …

STUDY OBJECTIVE: Evaluation of emergency department (ED) patients with chest pain
who are at low risk for acute coronary syndrome is resource intensive and may lead to false-…

Objective To evaluate the effectiveness of an active strategy to implement the validated
Canadian C-Spine Rule into multiple emergency departments. Design Matched pair cluster …