Otolaryngic Allergy

Feb 18, 2017 by in OTOLARYNGOLOGY Comments Off on Otolaryngic Allergy

FIGURE 8.1 The Development of the Immune Cells. BFU, Burst-forming unit; BM, basophil mast cell; CFU, colony-forming unit; E, erythroid; Eo, eosinophil; GM, granulocyte-macrophage; Ig, immunoglobulin; MEG, megakaryocyte; NK, natural killer;…

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Sleep Medicine

Feb 18, 2017 by in OTOLARYNGOLOGY Comments Off on Sleep Medicine

FIGURE 9.1 Oral Appliance. Mandibular advancement appliance for mild to moderate sleep apnea. (From Flint PW, Haughey BH, Lund VJ, et al. Cummings Otolaryngology—Head and Neck Surgery. 6th ed. Philadelphia, PA: Saunders; 2015,…

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Laryngology

Feb 18, 2017 by in OTOLARYNGOLOGY Comments Off on Laryngology

FIGURE 7.1 Three-Dimensional Effects of Posterior Cricoarytenoid Muscle Contraction. (A) Sagittal view. (B) Posterior view. (From Flint PW, Haughey BH, Lund VJ, et al. Cummings Otolaryngology—Head and Neck Surgery. 6th ed. Philadelphia, PA:…

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Pediatric Otolaryngology

Feb 18, 2017 by in OTOLARYNGOLOGY Comments Off on Pediatric Otolaryngology

FIGURE 6.1 Cochlear Malformations. Drawings were made from coronal CT scans. (From Jackler RK, Luxford WM, House WF. Congenital malformations of the inner ear: a classification based on embryogenesis. Laryngoscope. 1987;97(suppl 40):2…

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Head and Neck Surgery

Feb 18, 2017 by in OTOLARYNGOLOGY Comments Off on Head and Neck Surgery

!DOCTYPE html> 5 Head and Neck Surgery Principles of Radiation Therapy Types of Radiation • Photon: most common form • Electron: superficial penetration ideal for skin • Neutron: high-energy particle…

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Orbital Surgery

Feb 10, 2017 by in OPHTHALMOLOGY Comments Off on Orbital Surgery

Figure 7-1 Surgical spaces of the orbit. A, Axial view. B, Coronal view. (Illustration by Cyndie C. H. Wooley.) the subperiosteal (subperiorbital) surgical space, which is the potential space between…

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Optic Nerve

Jan 26, 2017 by in OPHTHALMOLOGY Comments Off on Optic Nerve

Figure 15-1 Longitudinal section of normal optic nerve. Axons of the retinal ganglion cells (R) become axonal fibers of the optic nerve. Optic nerve axons pass through the fenestrations in…

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Geometric Optics

Jan 24, 2017 by in OPHTHALMOLOGY Comments Off on Geometric Optics

Figure 1-1 Rectilinear propagation of light through uniform medium. Here, the speed of light is constant with spherical wavefronts and straight rays. Note that in nonuniform medium, the speed of…

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Clinical Refraction

Jan 24, 2017 by in OPHTHALMOLOGY Comments Off on Clinical Refraction

Figure 3-1 Observation system: light path from patient’s pupil, through mirror, to observer’s retina. (Illustration by C. H. Wooley.) Figure 3-2 Illumination system: position of source (S) with plano mirror…

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