When detected during childhood, without any other symptoms and when other disorders are discarded through clinical tests, it should be considered a developmental or genetic phenomenon. Asymmetric pupil or dyscoria, potential causes of anisocoria, refer to an abnormal shape of the pupil which can happens due to developmental and intrauterine anomalies. When light is shined in the abnormal eye and it remains dilated then it’s a pathological small pupil.
Physiological anisocoria
Mechanical anisocoria
Relative afferent pupillary defect
Ocular dysmetria
Persistent pupillary membrane
Tunnel vision
Scintillating scotoma
Cerebral polyopia