An artificial neural network system for diagnosis of acute myocardial infarction (AMI) in the accident and emergency department: evaluation and comparison with serum myoglobin measurements

1997 ◽  
Vol 52 (2) ◽  
pp. 93-103 ◽  
Author(s):  
R.L. Kennedy ◽  
R.F. Harrison ◽  
A.M. Burton ◽  
H.S. Fraser ◽  
W.G. Hamer ◽  
...  
2007 ◽  
Vol 6 (3) ◽  
pp. 124-125
Author(s):  
Lakshmanan Sekaran ◽  
◽  
John Ho ◽  

A 79-year-old woman presented to the accident and emergency department with a short history of central chest pain radiating to the arm and epigastrum, associated with vomiting. There was no history of haematemesis and no recent change of bowel habit or melaena. She had a myocardial infarction 4 months previously and had a metal prosthetic mitral valve replacement for which she was anticoagulated with warfarin, maintaining an INR between 2.5– 3.5. On examination she appeared pale, but there were no other abnormal findings; the liver was not enlarged or tender.


Author(s):  
C H Konings ◽  
A J Funke Küpper ◽  
F W A Verheugt

The Myolex (Orion) and the RapiTex (Behringwerke) latex agglutination tests for the rapid detection of elevated levels of serum myoglobin were studied prospectively in patients suspected of acute myocardial infarction, who were admitted to hospital within 8 h of pain onset. Using admission blood samples drawn 3·4 ± 2·0 h (mean ± SD) after onset of symptoms, the negative predictive values of both tests were too low to use these assays in the early exclusion of myocardial infarction in the emergency department. However, the negative predictive values obtained with the second blood samples, drawn 4 h later, indicated that the myoglobin agglutination test could be of value in the exclusion of myocardial infarction.


1986 ◽  
Vol 79 (3) ◽  
pp. 175-176 ◽  
Author(s):  
R C Bowyer ◽  
V L R Touquet

Spontaneous sternal fractures, although rare, may present to the Accident and Emergency Department as a severe central chest pain of sudden onset. These may be confused with myocardial infarction1 or pulmonary embolism2. Treatment in the uncomplicated case may be symptomatic with analgesics, but this fracture may require sternal wiring if paradoxical sternal movement embarrasses respiration. Spontaneous fracture of the sternum appears in the majority of cases to be due either to secondary metastatic infiltration, myelomatosis or extreme osteoporosis3. We report a case which emphasizes the importance of investigating these patients.


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