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Functional disorders are a group of recognisable medical conditions which are due to changes to the functioning of the systems of the body rather than due to a disease affecting the structure of the body. [1] Functional disorders are common and complex phenomena that pose challenges to medical systems. Traditionally in western medicine, the ...
Medical diagnosis (abbreviated Dx, [1] Dx, or Ds) is the process of determining which disease or condition explains a person's symptoms and signs. It is most often referred to as a diagnosis with the medical context being implicit. The information required for a diagnosis is typically collected from a history and physical examination of the ...
Medical condition Myalgic encephalomyelitis/chronic fatigue syndrome Other names Post-viral fatigue syndrome (PVFS), systemic exertion intolerance disease (SEID) : 20 The four primary symptoms of ME/CFS according to the National Institute for Health and Care Excellence Specialty Rheumatology, rehabilitation medicine, endocrinology, infectious disease, neurology, immunology, general practice ...
An idiopathic disease is any disease with an unknown cause or mechanism of apparent spontaneous origin. [1] For some medical conditions, one or more causes are somewhat understood, but in a certain percentage of people with the condition, the cause may not be readily apparent or characterized. In these cases, the origin of the condition is said ...
A large Canadian community survey revealed that the most common medically unexplained symptoms are musculoskeletal pain, ear, nose, and throat symptoms, abdominal pain and gastrointestinal symptoms, fatigue, and dizziness. [4] The term MUPS can also be used to refer to syndromes whose etiology remains contested, including chronic fatigue ...
Dissociative identity disorder; Other names: Multiple personality disorder Split personality disorder: Specialty: Psychiatry, clinical psychology: Symptoms: At least two distinct and relatively enduring personality states, recurrent episodes of dissociative amnesia, inexplicable intrusions into consciousness (e.g., voices, intrusive thoughts, impulses, trauma-related beliefs), alterations in ...
Multiple chemical sensitivity ( MCS ), also known as idiopathic environmental intolerances ( IEI ), is an unrecognized and controversial diagnosis characterized by chronic symptoms attributed to exposure to low levels of commonly used chemicals. [1] Symptoms are typically vague and non-specific. They may include fatigue, headaches, nausea, and ...
Amplified musculoskeletal pain is a syndrome which is a set of characteristic symptoms and signs. Essentially, the syndrome is characterized by diffuse, ongoing, daily pain associated with relatively high levels of incapability and greater care-seeking behavior. The discomfort can be in the skin ( allodynia ), abdomen, throat ( dysphagia ...