Ento Key

Fig. 33.1 Preseptal cellulitis . (a) Clinical appearance of a posttraumatic preseptal cellulitis in a 7-year-old child who scraped her eyelid on the corner of a bed frame. (b) Ocular…

Fig. 11.1 Diagnostic pathway. Diagnostic pathway and classification of extraocular muscle dysfunction in pediatric patients with oculoplastic disorders The above classification of associated extraocular muscle dysfunction can assist with a…

Fig. 4.1 Suture needles used in ophthalmic plastic surgery. (a) Structural zones of a surgical needle. (b) Various types of needle points. (c) Schematic cross section of each needle point….

Fig. 9.1 Infection and tumor spread. (a) Axial view: routes of infection and tumor spread from the paranasal sinuses to the orbit, brain, and cavernous sinus. (b) Coronal view: route…

Fig. 29.1 A supernumerary duct with associated absence of punctum and canaliculus Supernumerary Duct Repair (Figs. 29.2 and 29.3) 1. With a lacrimal cannula , irrigate a small amount of…

Fig. 26.1 Anatomy of lacrimal outflow system . Canaliculi are approximately 10 mm in length. A 2-mm vertical portion widens from punctum into an ampulla where it joints the horizontal…

Fig. 16.1 (a) IHC. Schematic showing immunohistochemistry (IHC) methods. Antigen on the left is coupled with a fluorescently labeled primary antibody, which emits a signal when stimulated with light; antigen…

Fig. 12.1 External photograph showing bluish scleral coloration typical for ocular melanocytosis Ocular melanocytosis is a congenital lesion often visible in the first few weeks of life as irregular areas…

Fig. 13.1 Orbital rhabdomyosarcoma. Coronal T2-weighted with fat suppression (a) and axial post-contrast T1-weighted (b) and axial ADC map (c) images through the orbit showing an enhancing right orbital mass…

Fig. 1.1 From chromosome to protein As mentioned earlier, the expression of a gene in an organism is called a phenotype . If one copy of the gene is required…