Ophthalmology A Short Textbook - part 2 pot

... facilitate tear drainage. Anatomy of the lacrimal system. Orbital part of the lacrimal gland Plica semilunaris Superior punctum lacrimale Lacrimal sac Nasolacrimal duct Superior lacrimal canaliculus Inferior ... cell carcinoma. Fig. 2. 27 A halo resembling a string of beads, superficial vascu- larization, and a central crater with a tendency to bleed are characteristic signs of thi...

Ngày tải lên: 09/08/2014, 20:22

... microphthalmos associated with cataract, nystagmus, and stra- bismus. 15.3 .2. 4 Rubinstein–Taybi Syndrome This craniomandibulofacial dysplasia is primarily characterized by antimon- goloid palpebral ... con- traindicated because it result in aniseikonia of approximately 25 %. 16.4 Impaired Accommodation 16.4.1 Accommodation Spasm Definition An accommodation spasm is defined as inadequate pr...

Ngày tải lên: 09/08/2014, 20:22

... 137 Acanthamoeba keratitis. Fig. 5.10 a Clini- cal findings in- clude keratitis with a ring- shaped corneal abscess. b Histologic findings after kerato- plasty include typical double-walled amebic ... The conical deforma- tion of the cor- nea is episodic and usually pro- duces bilateral ir- regular myopic astigmatism (see also Fig. 5.3 b). 5 Cornea Lang, Ophthalmology © 20 00 Thieme Al...

Ngày tải lên: 09/08/2014, 20:22

... therapy for bronchial asthma. 7.4.7.1 Hereditary Congenital Cataracts Familial forms of congenital cataracts may be autosomal dominant, auto- somal recessive, sporadic, or X-linked. They are easily ... lens capsule develops fol- lowing severe blunt trauma to the eyeball. Rarer traumatic cataracts: ❖ Infrared radiation cataract (glassblower’s cataract): This type of cataract occurs after decad...

Ngày tải lên: 09/08/2014, 20:22

... of all glaucomas Secondary 2 4% of all glaucomas Angle closure glaucoma Primary (pupillary block glaucoma) About 5% of all glaucomas Secondary 2 4% of all glaucomas Juvenile glaucoma 1% of all glaucomas Absolute glaucoma This ... distracts the baby, and a measurement usu- ally can be obtained easily. Such a measurement is usually far more accurate than one obtained under general anesthe...

Ngày tải lên: 09/08/2014, 20:22

... degeneration in 10% of all patients provided the dis- order is diagnosed early. Table 12. 6 Stages of age-related macular degeneration (ARM) Stage Characteristics 1. Early ARM: Drusen, atrophy, and ... cases). Coats’ disease usually occurs in young and teenage boys. It is nearly always unilateral. Pathogenesis: Telangiectasia and aneurysms lead to exudation and eventu- ally to retinal detachm...

Ngày tải lên: 09/08/2014, 20:22

... A retinoblastoma that also involves the fellow eye and pineal body is referred to as a trilateral retinoblastoma. A trilateral retinoblastoma is defined as additional manifestation of the tumor in the pineal ... cause or location of a process. In approximately 60% of all cases, the increased intracranial pressure with papilledema is caused by an intracranial tumor; 40% of all cases ar...

Ngày tải lên: 09/08/2014, 20:22

... surgery). Berlin’s edema Retinal and macular edema at the posterior pole of the globe (contre- coup location) possibly asso- ciated with bleeding. Loss of visual acuity. Watch-and-wait approach is advised until ... topical vitamin C to neutralize cytotoxic radicals. – Administer 500 mg of oral acetazolamide (Diamox) to reduce intraocu- lar pressure as prophylaxis against secondary glaucoma. –...

Ngày tải lên: 09/08/2014, 20:22

... cataract 179 dialysis cataract 179 galactosemic cataract 179, 185 snowflake cataract 179 tetany cataract 180 medical treatment 185 membranous cataract 28 5 secondary cataract 1 92, 193, 194, 21 2 ... 1 72, 173 complicated cataracts 180, 181 congenital 1 82 –185, 1 92 195 anterior pyramidal cat- aract 183 cerulean cataract 183 coronary cataract 183 from transplacental infection 185 lamel...

Ngày tải lên: 09/08/2014, 20:22

... et al., 20 11). The ubiquitous nature of AI -2 makes it an excellent target as a potential antimicrobial therapy against a broad spectrum of pathogens. Additionally, as AI -2 is not essential ... decontamination. Food Quality Magazine April/May 20 06. Motility and Energy Taxis of Salmonella spp. 43 Kitao, A. , Yonekura, K., Maki-Yonekura, S., Samatey, F .A. , Imada, K., Namb...

Ngày tải lên: 22/06/2014, 04:20