Toshikazu Abe

Yasuharu Tokuda9
Shinichi Ishimatsu3
9Yasuharu Tokuda
3Shinichi Ishimatsu
Learn More
A 59-year-old man with end-stage renal disease was brought to our emergency department with complaints of headache, nausea, dysarthria, tic, and weakness involving the bilateral arms and legs. He had the similar episode 4 month before, when he was treated elsewhere. The patient had received hemodialysis three times per week. His medications included for(More)
INTRODUCTION Helicopter emergency medical services with a physician (HEMS) has been provided in Japan since 2001. However, HEMS and its possible effect on outcomes for severe trauma patients have still been debated as helicopter services require expensive and limited resources. Our aim was to analyze the association between the use of helicopters with a(More)
BACKGROUND Optimal acceptable time intervals from collapse to bystander cardiopulmonary resuscitation (CPR) for neurologically favorable outcome among adults with witnessed out-of-hospital cardiopulmonary arrest (CPA) have been unclear. Our aim was to assess the optimal acceptable thresholds of the time intervals of CPR for neurologically favorable outcome(More)
BACKGROUND Few studies have investigated ambulance utilization in people aged 85 years or older, ie, the oldest old. METHODS We conducted a 1-year population-based observational study of patients transported by ambulance to emergency departments in Tokyo, Japan, which has a population of about 12 million. Demographic data, symptoms/events associated with(More)
A prospective payment system based on diagnosis procedure combination (DPC/PPS) was introduced to acute care hospitals in Japan in April 2003. In order to increase hospital income, hospitals must shorten the average length of stay (ALOS) and increase the number of patients. We constructed a simulation program for evaluating the relationships among ALOS, bed(More)
BACKGROUND It has been recommended that all survivors of out-of-hospital cardiac arrest (OHCA) have immediate coronary angiography (CAG), even though it has been reported that half of the survivors have normal coronary arteries. Our aim was to develop a model which might identify those who have angiographically normal coronary arteries. Reliable prediction(More)
INTRODUCTION Few studies are available on the clinical characteristics of patients using emergency medical transports in Japan. In this study, we aimed to investigate reasons for emergency medical transports and their relation to clinical severity. METHODS We conducted a 3-year population-based observational study of patients transported by ambulance to(More)