ライフサイエンスコーパス: presyncope

1 cm(-5), P < 0.01) in group B than group A at presyncope.

2 al pressure and sympathetic traffic prior to presyncope.

3 osed to 5 min LBNP stages until the onset of presyncope.

4 fused integrated bursts before the onset of presyncope.

5 ssive lower-body negative pressure (LBNP) to presyncope.

6 ued to have a positive response to LBNP with presyncope.

7 ht, and in some, orthostatic hypotension and presyncope.

8 tle vasovagal physiology begins before overt presyncope.

9 athetic baroreflex control is reduced before presyncope; (2) withdrawal of MSNA is not a prerequisite

10 heral resistance was well maintained even at presyncope (36%, group B).

11 The most common problems were syncope or presyncope (37.4% of cases), respiratory symptoms (12.1%

12 Risk factors for sudden cardiac death were presyncope (61%), syncope (31%), previous cardiac arrest

13 Although no astronaut experienced presyncope after the mission, microgravity provoked majo

14 MSNA decreased rapidly at presyncope after the onset of hypotension.

15 Symptoms of presyncope and frank syncope were elicited in 24 of 69 s

16 iring resuscitation (1 death), 5 had syncope/presyncope, and 2 were asymptomatic.

17 ring 60 deg upright tilt for 45 min or until presyncope, and during the cold pressor test (CPT) and V

18 Eight men developed presyncope, and six men and one woman did not.

19 th blood/injury phobia experience syncope or presyncope as part of the phobic response.

20 reases arterial BRS but does not prevent the presyncope associated with LBNP.

21 Frank presyncope began abruptly with precipitous reduction of

22 ses in TPR during the CPT and longer time to presyncope (both P<0.05).

23 , 8 of 22 subjects without water experienced presyncope but only 1 of 22 who had ingested water (P=0.

24 (9%) of the 11 control subjects experienced presyncope (chi(2)=11.7, P=0.001).

25 withdrawal of MSNA is not a prerequisite for presyncope despite significant decreases of arterial pre

26 , with low-dose intravenous isoproterenol if presyncope did not develop by 15 minutes.

27 sification of dizziness by subtype (vertigo, presyncope, disequilibrium, and other) assists in the di

28 no history of recurrent syncope but who had presyncope during 60 deg upright tilt were studied; 10 m

29 No astronaut experienced presyncope during lower body suction in space (or during

30 ress, resulting in greater susceptibility to presyncope during the night.

31 visits, atrial fibrillation/flutter, syncope/presyncope, end-stage liver disease, malignancy, and anx

32 These presyncope events displayed a clear circadian rhythm (P=

33 She denied experiencing fevers, syncope or presyncope, focal neurologic deficits, chest pain, nause

34 s a positive correlation between the time to presyncope from -50 mm Hg LBNP (equivalent to 60 degrees

35 e pressure (LBNP) protocol designed to cause presyncope in all subjects.

36 istics altered with head-up tilt just before presyncope in humans.

37 (30 deg for 6 min, 60 deg for 45 min or till presyncope) in 11 young men and 11 women during the earl

38 een 1992 and 1998 with recurrent syncope and presyncope, in whom non-autonomic causes, before referra

39 12 adolescents with a history of syncope or presyncope (mean age 15.2+/-0.7 years) during tilt table

40 ecreased significantly the final 20 s before presyncope (n = 17), but of this group, MSNA increased i

41 yndrome (POTS) and repeated neurocardiogenic presyncope (NCS), orthostatic intolerance occurs without

42 duals with repeated neurocardiogenic syncope/presyncope (NCS), without POTS.

43 es, 2 males) who had a history of syncope or presyncope only in response to a blood or injury stimulu

44 female) with no previous history of syncope, presyncope or arrhythmia underwent tilting to 80 degrees

45 esting at 60 degrees for 45 minutes or until presyncope or syncope occurred.

46 of the 11 blood phobic subjects experienced presyncope or syncope, leading to termination of the stu

47 Bone pain, myalgia, presyncope, or fever occurred in 55% of patients receivi

48 the magnitude of DAP and MSNA changes before presyncope (r = 0.12).

49 e) that may underlie the circadian rhythm of presyncope susceptibility.

50 ge, 13.9+/-5.6 years; 26 male), resulting in presyncope/syncope (25 patients), hemodynamic collapse (

51 for cases and 28.9% for controls; P=0.045), presyncope/syncope (27.8% for cases and 21.3% for contro

52 Presyncope/syncope was more frequent in patients with id

53 mic changes leading to orthostatic vasovagal presyncope to determine whether changes of cerebral arte

54 e injury, laceration, paralytic ileus, pain, presyncope, urinary retention, and vomiting) and one pat

55 The incidence of presyncope was also the same between phases.

56 The LBNP level eliciting presyncope was denoted as 100% tolerance, and then data

57 Of 144 tests, signs/symptoms of presyncope were observed in 21 tests in 6 subjects.

58 Thirty-three children with syncope or severe presyncope were randomized in a double-blinded fashion t

59 In recurrent syncope and presyncope, when cardiac, neurological, and metabolic ca