Matches in DBpedia 2015-10 for { ?s ?p "In medicine, the Modified Allen's test, also the Modified Allen test, The hand is elevated and the patient/person is asked to make a fist for about 30 seconds. Pressure is applied over the ulnar and the radial arteries so as to occlude both of them. Still elevated, the hand is then opened. It should appear blanched (pallor can be observed at the finger nails). Ulnar pressure is released and the colour should return in 5 to 15 seconds.The Allen's test is testing for abnormal circulation. If color returns as described above, the Allen's test is considered to be "Positive". If color fails to return, the test is considered "Negative" and the ulnar artery supply to the hand is not sufficient. The radial artery therefore cannot be safely pricked/cannulated."@en }
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- Allens_test abstract "In medicine, the Modified Allen's test, also the Modified Allen test, The hand is elevated and the patient/person is asked to make a fist for about 30 seconds. Pressure is applied over the ulnar and the radial arteries so as to occlude both of them. Still elevated, the hand is then opened. It should appear blanched (pallor can be observed at the finger nails). Ulnar pressure is released and the colour should return in 5 to 15 seconds.The Allen's test is testing for abnormal circulation. If color returns as described above, the Allen's test is considered to be "Positive". If color fails to return, the test is considered "Negative" and the ulnar artery supply to the hand is not sufficient. The radial artery therefore cannot be safely pricked/cannulated.".