hyperphoria /hy·per·pho·ria/ (-for´e-ah) upward deviation of the visual axis of one eye in the absence of visual fusional stimuli.
hyperphoria
hyperphoria [hi″per-fo´re-ah]
hy·per·pho·ri·a (h  p r-fôr  -)n. A tendency of the visual axis of one eye to deviate upward. |
hyperphoria
[hī′pərfôr′ē·ə]
Etymology: Gk, hyper + pherein, to bear
the tendency of an eye to deviate upward.
hyperphoria [hi″per-fo´re-ah]
heterophoria in which there is permanent upward deviation of the visual axis of an eye in the absence of visual stimuli.
hyperphoria
permanent upward deviation of the visual axis of an eye in the absence of visual fusional stimuli. Called also heterophoria.
hyperphoria
The tendency for the line of sight of one eye to deviate upward relative to that of the other eye, in the absence of an adequate stimulus to fusion. If the deviation tends to be downward relative to the other eye or if the other eye in hyperphoria is used as a reference, the condition is called hypophoria. See kataphoria.
left hyperphoria (L/R) Hyperphoria in which the line of sight of the left eye deviates upward relative to the other eye.
paretic hyperphoria Hyperphoria due to a paresis of one or several of the extraocular muscles.
right hyperphoria (R/L) Hyperphoria in which the line of sight of the right eye deviates upward relative to the other eye.
left hyperphoria (L/R) Hyperphoria in which the line of sight of the left eye deviates upward relative to the other eye.
paretic hyperphoria Hyperphoria due to a paresis of one or several of the extraocular muscles.
right hyperphoria (R/L) Hyperphoria in which the line of sight of the right eye deviates upward relative to the other eye.
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