| 词汇 | orthostatic |
| 释义 | orthostatic adjective medical specializeduk /ˌɔː.θəʊˈstæt.ɪk/ us /ˌɔːr.θəˈstæt̬.ɪk/ relating to standing up straight: 直立的 If you feel that your blood pressure changes because of the posture and position you are holding, you may be suffering from orthostatic hypotension.如果你觉得你的血压因你的身体姿态和位置而改变，你有可能患有直立性低血压。 Posture attitude bearing body mechanics carriage carry crossed deportment pose position postural posture power pose power posing slump soldierly strike strike an attitudeidiom suck suck something in Examples of orthostaticorthostatic Using this technique, real-time changes in systemic vascular resistance, stroke volume and cardiac output can be non-invasively measured during orthostatic stress. There was a marked improvement in patients' orthostatic symptoms. Can heart rate variability analysis predict response to orthostatic testing in children? Patients who showed an improvement in orthostatic tolerance were those whose salt excretion prior to the study was less than 170 mmol/ day. The investigators examined orthostatic tolerance using head-up tilt and lowerbody suction. Neurohumoral changes also become important in maintaining these haemodynamic changes if orthostatic stress is prolonged. Causes of orthostatic hypotension in older adults referred to a regional syncope service. Tricyclic antidepressants are effective but can produce troublesome adverse effects, such as orthostatic hypotension and confusion in elderly patients. The most common adverse events with ropinirole 24-h prolonged release were dyskinesia, nausea, dizziness, somnolence, hallucinations and orthostatic hypotension. Tricyclic antidepressants are effective173 but can produce troublesome adverse effects such as orthostatic hypotension and confusion in elderly patients. More than two-thirds of the patients given salt supplementation had increases in orthostatic tolerance by two minutes or more. These autonomic nervous system-mediated changes not only act to respond to posture changes quickly but also act to maintain these changes if the orthostatic stress is prolonged. It is surprising to observe preserved intellectual function in a patient who is almost completely incapacitated in terms of motor control, orthostatic blood pressure regulation and bladder dysfunction. Careful monitoring for these side-effects, including regular checks of orthostatic blood pressure, should be pursued in the elderly, as these side-effects are highly predictive of accidents such as falls. The orthostatic self-training programme includes standing against a wall without moving, twice a day every day for a planned duration of up to 30 minutes each time. See all examples of orthostatic These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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