background: myocardial infarction is the major cause of morbidity and mortality in industrialized countries. platelet count and the mean platelet volume (mpv), a simple and reliable indicator of platelet size which correlates with platelet activation, might associate with troponin in acute chest pain. methods: we analyzed mpv of 851 patients who were admitted to rasoul-e-akram hospital with acu...

BACKGROUND Panic disorder (PD) is highly prevalent in patients with non-cardiac chest pain (NCCP). This study aims to explore the role of psychological factors (PD intensity, anxiety sensitivity, heart-related fear, attention and avoidance) common to NCCP and PD in predicting chest pain levels in patients with both conditions. METHODS This association was investigated in emergency department ...

BACKGROUND The aims of the study were to identify the characteristics of elderly frequent attenders to the emergency department (ED) presenting with chest pain and to assess the 1-year prognosis for developing adverse cardiac events. FINDINGS Patients over 75 years old, with four or more attendances to the ED between 1 January 2010 and 31 December 2010 with at least one attendance due to ches...

Seventeen patients with non-cardiac chest pain were investigated by simultaneous ambulatory 24 hour ECG and oesophageal pH monitoring. While 11 patients lowered their oesophageal pH below 4 for a significant percentage, (3.4%) of recorded time and experienced chest pain, no simultaneous ECG changes occurred. In 10 patients chest pain was reproduced by an oesophageal acid perfusion test (Bernste...

OBJECTIVE To evaluate the impact of a chest-pain guideline on clinical decision-making and medium-term outcomes of patients presenting to a hospital emergency department (ED) with non-traumatic chest pain. DESIGN Before-and-after guideline implementation study. SETTING Bankstown-Lidcombe Hospital, Sydney, NSW (454-bed metropolitan teaching hospital), in the six-month periods before and afte...