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Etiology (/ ˌ iː t i ˈ ɒ l ə dʒ i /; alternatively spelled aetiology or ætiology) is the study of causation or origination. The word is derived from the Greek word αἰτιολογία ( aitiología ), meaning "giving a reason for" (from αἰτία ( aitía ) 'cause' and -λογία ( -logía ) 'study of'). [ 1 ]
Advances in medical science improve the understanding of causes of diseases and the classification of diseases; thus, regarding any particular condition or disease, as more root causes are discovered and as events that seemed spontaneous have their origins revealed, the percentage of cases designated as idiopathic will decrease.
Cause, also known as etiology (/ iː t i ˈ ɒ l ə dʒ i /) and aetiology, is the reason or origination of something. [ 1 ] The word etiology is derived from the Greek αἰτιολογία , aitiologia , "giving a reason for" ( αἰτία , aitia , "cause"; and -λογία , -logia ).
The lack of known etiology in MUPS cases can lead to conflict between patient and health-care provider over the diagnosis and treatment of MUPS. Most physicians will consider that MUPS most probably have a psychological cause (even if the patient displays no evidence of psychological problems).
The overall prevalence of EGJOO is unclear. [1] The prevalence of EGJOO among all patients undergoing high resolution manometry was up to 10 percent. [ 3 ] The diagnostic criteria were later adjusted to distinguish relevant (symptomatic) EGJOO from isolated manometric findings of EGJOO without symptoms.
Pathophysiology (or physiopathology) is a branch of study, at the intersection of pathology and physiology, concerning disordered physiological processes that cause, result from, or are otherwise associated with a disease or injury.
Functional weakness is weakness of an arm or leg without evidence of damage or a disease of the nervous system. Patients with functional weakness experience symptoms of limb weakness which can be disabling and frightening such as problems walking or a 'heaviness' down one side, dropping things or a feeling that a limb just doesn't feel normal or 'part of them'.
Sepsis is a potentially life-threatening condition that arises when the body's response to infection causes injury to its own tissues and organs. [4] [7]This initial stage of sepsis is followed by suppression of the immune system. [8]