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20 Απρ 2023 · Heart failure occurs when the heart muscle doesn't pump blood as well as it should. When this happens, blood often backs up and fluid can build up in the lungs, causing shortness of breath. Certain heart conditions gradually leave the heart too weak or stiff to fill and pump blood properly.
22 Νοε 2024 · The autonomic nervous system is important for controlling automatic functions of the body, such as sweating, blood pressure, heart rate, digestion and sexual response. People with autonomic problems may have many disabling symptoms, such as lightheadedness or fainting, constipation, bladder control problems, and sexual problems.
7 Ιουλ 2022 · Autonomic neuropathy occurs when there is damage to the nerves that control automatic body functions. It can affect blood pressure, temperature control, digestion, bladder function and even sexual function. The nerve damage affects the messages sent between the brain and other organs and areas of the autonomic nervous system.
9 Σεπ 2019 · Pure autonomic failure (PAF) is a neurodegenerative disorder of the autonomic nervous system clinically characterized by orthostatic hypotension. The disorder has also been known as Bradbury-Eggleston syndrome, named for the authors of the 1925 seminal description.
Adrenergic neuro-humoral activation increases heart rate, blood pressure, and cardiac output and dilates large muscular arteries and the bronchioles. These changes are meant to prepare humans for physical confrontation or to respond to acute hemody-namic collapse or respiratory compromise.
8 Νοε 2001 · Nowhere in medicine is the importance of the autonomic nervous system more dramatic than in the patient with congestive heart failure (CHF). Under the old paradigm, the failing heart was “lazy” and needed sympathetic stimulation to improve systolic function and cardiac output.
Autonomic neural control of the cardiovascular system is formed of complex and dynamic processes able to adjust rapidly to mitigate perturbations in hemodynamics and maintain home-ostasis.
