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Echophenomenon (also known as echo phenomenon; from Ancient Greek ἠχώ (ēkhṓ) "echo, reflected sound") is "automatic imitative actions without explicit awareness" [1] or pathological repetitions of external stimuli or activities, actions, sounds, or phrases, indicative of an underlying disorder. [2] [3] The echophenomena include ...
axial compression and rotation of cervical spine to the side of symptoms causes pain Stellwag's sign: Karl Stellwag von Carion: endocrinology: thyrotoxicosis: infrequent and/or incomplete blinking, accompanied by Dalrymple's sign: Still's murmur: Sir George Frederick Still: paediatric cardiology: subaortic stenosis, small Ventricular septal defect
Echolalia is common in young children who are first learning to speak. Echolalia is a form of imitation. Imitation is a useful, normal and necessary component of social learning : imitative learning occurs when the "observer acquires new behaviors through imitation" and mimicry or automatic imitation occurs when a "reenacted behavior is based ...
Echopraxia is a typical symptom of Tourette syndrome but causes are not well elucidated. [1]Frontal lobe animation. One theoretical cause subject to ongoing debate surrounds the role of the mirror neuron system (MNS), a group of neurons in the inferior frontal gyrus (F5 region) of the brain that may influence imitative behaviors, [1] but no widely accepted neural or computational models have ...
ECHO assesses cardiac ventricular size, wall thickness, systolic and diastolic function, and outflow obstruction. Thus, ECHO has been chosen as an ideal means to detect excessive wall thickening of cardiac muscle in HCM. [68] For children with HCM, treatment strategies aim to reduce disease symptoms and lower the risk of sudden death. [70]
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Sonographer doing an echocardiogram of a child Echocardiogram in the parasternal long-axis view, showing a measurement of the heart's left ventricle. Health societies recommend the use of echocardiography for initial diagnosis when a change in the patient's clinical status occurs and when new data from an echocardiogram would result in the physician changing the patient's care. [7]