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Oculogyric crisis (OGC) is a rare sudden, paroxysmal, dystonic reaction that may manifest in response to specific drugs, particularly neuroleptics, or medical conditions, such as movement disorders. This neurological phenomenon is characterized by a sustained dystonic, conjugate , involuntary upward deviation of both eyes lasting seconds to hours.
The conjugate gaze is the motion of both eyes in the same direction at the same time, and conjugate gaze palsy refers to an impairment of this function. The conjugate gaze is controlled by four different mechanisms: [4] the saccadic system that allows for voluntary direction of the gaze; the pursuit system that allows the subject to follow a ...
The term's specific designation slightly varies apropos of the field of study (e.g., medicine or social science). [1] [2] Communication scholars use the term "oculesics" to refer to the investigation of culturally-fluctuating propensities and appreciations of visual attention, gaze and other implicitly effusive elements of the eyes. [3]
Medical gaze, a dehumanizing medical separation of the patient's body from the patient's person (identity) Topics referred to by the same term This disambiguation page lists articles associated with the title Clinical gaze .
Paralysis of upwards gaze: Downward gaze is usually preserved. This vertical palsy is supranuclear, so doll's head maneuver should elevate the eyes, but eventually all upward gaze mechanisms fail. In the extreme form, conjugate down gaze in the primary position, or the "setting-sun sign" is observed.
' the medical gaze '), and the epistemic re-organisation of the research structures of medicine in the production of medical knowledge, at the end of the eighteenth century. Although originally limited to the academic discourses of post-modernism and post-structuralism, the medical gaze term is used in graduate medicine and social work. [1]
The term geriatrics comes from the Greek γέρων geron meaning "old man", and ιατρός iatros meaning "healer". However, geriatrics is sometimes called medical gerontology. Gonad – A gonad, sex gland, or reproductive gland [193] is a mixed gland that produces the gametes (sex cells) and sex hormones of an organism.
Alexander's law refers to gaze-evoked nystagmus that occurs after an acute unilateral vestibular loss. It was first described in 1912 and has three elements to explain how the vestibulo-ocular reflex responds to an acute vestibular insult. The first element says that spontaneous nystagmus after an acute vestibular impairment has the fast phase ...