Results 61 to 70 of about 1,250,561 (176)

Frequency and characteristics of multi‐domain autonomic dysfunction in patients with spontaneous intracranial hypotension

open access: yesHeadache: The Journal of Head and Face Pain, Volume 66, Issue 8, Page 1890-1897, September 2026.
Plain Language Summary Spontaneous intracranial hypotension (SIH) is caused by leakage of cerebrospinal fluid and often produces symptoms that worsen when standing, which may resemble autonomic disorders (conditions related to blood flow and heart rate).
Woo‐Seok Ha   +4 more
wiley   +1 more source

From Postural Orthostatic Tachycardia Syndrome to Radiologically Isolated Syndrome [PDF]

open access: yes, 2018
Background. Autonomic dysfunction is common in Multiple Sclerosis (MS) patients. Most spinal cord lesions entail some degree of autonomic nervous system dysfunction. MS patients may develop autonomic dysfunction later in their disease course. Methods. We
Richa Tripathi, Evanthia Bernitsas
core   +1 more source

Guideline for Medication Management of Distressing Symptoms in Older Patients Receiving End‐of‐Life Palliative Care

open access: yesJournal of Evidence-Based Medicine, Volume 19, Issue 3, September 2026.
ABSTRACT Older patients receiving end‐of‐life palliative care often present with multiple geriatric syndromes, frailty, and comorbid symptom burden, resulting in a high risk of medication‐related harm. This guideline focuses on pharmacological management of distressing symptoms in older patients receiving end‐of‐life or hospice‐oriented palliative care,
Daiping Li   +7 more
wiley   +1 more source

Evaluation of postural tachycardia syndrome (POTS) [PDF]

open access: yesAutonomic Neuroscience, 2018
The diagnostic evaluation of a patient with suspected postural tachycardia syndrome (POTS) requires a thoughtful diagnostic approach utilizing a careful clinical history and examination, laboratory, and autonomic testing. This article outlines the importance of a thorough history in identifying mechanism of symptom onset, clinical features, associated ...
openaire   +2 more sources

Long‐term outcomes in patients with postural orthostatic tachycardia syndrome with an average follow‐up of over 20 years

open access: yesJournal of Internal Medicine, Volume 300, Issue 3, Page 299-311, September 2026.
Abstract Background Postural orthostatic tachycardia syndrome (POTS) is a chronic form of orthostatic intolerance that primarily affects female patients. There are scarce data evaluating the long‐term outcomes in POTS. Objectives This study sought to evaluate the long‐term impacts of POTS over multiple decades in adult patients.
Kate M. Bourne   +11 more
wiley   +1 more source

Differential effects of central blood volume loading and unloading on pulmonary diffusing capacity in humans

open access: yesThe Journal of Physiology, Volume 604, Issue 18, Page 7957-7970, 15 September 2026.
Abstract figure legend Central blood volume (CBV) is a key haemodynamic determinant of pulmonary diffusing capacity for carbon monoxide (DLCO) and its components, capillary blood volume (Vc) and membrane diffusing capacity (Dm,CO). However the contribution of CBV to DLCO regulation remains poorly defined. We investigated the effects of graded increases
Andrew W. D'Souza   +8 more
wiley   +1 more source

Temporal lobe epilepsy and postural orthostatic tachycardia syndrome (POTS) [PDF]

open access: yes
We describe a 20-year-old woman suffering from right temporal epilepsy, behavioral disorder, and a complaint of paroxysmal palpitations accompanied by anxiety.
Blanke, O., Seeck, M., Zaim, S.
core   +2 more sources

Single centre experience of ivabradine in postural orthostatic tachycardia syndrome

open access: yes
Aims Postural orthostatic tachycardia syndrome (POTS) is associated with tachycardia on orthostasis. Patients frequently report palpitations, presyncope, and fatigue. Conventional therapy is effective in less than 60%.
Frith J, Newton JL, McDonald C
core   +5 more sources

Self‐Induced Stretch Syncope: An Underrecognized Condition

open access: yes
Annals of the Child Neurology Society, Volume 4, Issue 3, Page 242-243, September 2026.
Samia M. Khan, Vandana J. Vedanarayanan
wiley   +1 more source

Total blood volume and red blood cell volume are not associated with orthostatic intolerance in adults with myalgic encephalomyelitis/chronic fatigue syndrome

open access: yesPhysiological Reports, Volume 14, Issue 17, September 2026.
Abstract Orthostatic intolerance is common in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) and may worsen daily functioning. Although hypovolemia has been proposed as a contributor, its relationship to objective orthostatic abnormalities remains uncertain.
Tadahiro Yamazaki   +6 more
wiley   +1 more source

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