Swept Source OCT of Choroidal Nevi
Fig. 14.1 Multimodal imaging of the right eye of a 65-year-old-female with melanotic choroidal nevus. Top row, Color and red-free photographs. Lower left, Horizontal SS-OCT line scan (12 mm) through…
Classification of Inner Ear Malformations
Fig. 6.1a Complete labyrinthine aplasia with hypoplastic petrous bone Fig. 6.1b Complete labyrinthine aplasia without otic capsule Fig. 6.1c Complete labyrinthine aplasia with otic capsule According to radiological findings [4],…
Vestibular Development of Children with Inner Ear Malformation and Cochlear Nerve Deficiency
No. Age Type of the cochlear anomaly Type of the vestibular anomaly Time duration (s) Number of beats Head control Independent walking 1 2 years 6 months Bilateral common cavity…
Speech and Hearing after Cochlear Implantation in Children with Inner Ear Malformation and Cochlear Nerve Deficiency
Anomalies Number of ears Number of patients Inner ear Common cavitya 10 10 IP-I 13 11 IP-II 18 14 EVA 9 7 CH-IIIb 6 3 Lateral canal hypoplasia 1 1…
Embryology of Inner Ear and Its Malformation
Fetal week Inner ear 3rd Auditory placode; auditory pit 4th Auditory vesicle (otocyst); vestibular-cochlear division 6th Utricle and saccule present; semicircular canal begins 7th One cochlear coil present; sensory cells…
Vestibular-Evoked Myogenic Potential After Cochlear Implantion
Fig. 11.1 Typical developmental changes in vestibular-evoked myogenic potentials (c-VMEPs) in normal infant and children 11.2 VEMPs in Infants with Congenital Profound Hearing Loss Colebatch et al. [3] showed that…
Morphology, Development, and Neurotrophic Regulation of Cochlear Afferent Innervation
Fig. 4.1 Structure of the cochlea. A semi-thin plastic section through the cochlea of a 2-month-old rat. OC organ of Corti, TM tectorial membrane, SGN spiral ganglion neuron. Scale bar…
EABR of Inner Ear Malformation and Cochlear Nerve Deficiency After Cochlear Implantation in Children
Fig. 8.1 Reformatted parasagittal oblique MRI images. (a) A normal cochlear nerve of larger diameter than the facial nerve. F facial nerve, C cochlear nerve, SV super. (b) A hypoplastic…
Vestibular Neuropathy
Fig. 9.1 Audiological and vestibular findings in a 2-year-old girl with OTOF mutation. (a) Audiogram. (b) Distortion product otoacoustic emission. (c) Auditory brainstem responses in response to 105 dBnHL clicks….
