Ophthalmology A Short Textbook - part 10 ppsx

... 192– 195 anterior pyramidal cat- aract 183 cerulean cataract 183 coronary cataract 183 from transplacental infection 185 lamellar/zonular cata- ract 183, 184 nuclear cataract 183, 184 polar cataract 183 definition ... 224 glaucoma treatment 256 carbamazepine 557 carbonic anhydrase inhibi- tors 552 glaucoma treatment 255, 260, 268 carcinoma basal cell 45–47 conjunctival 107 lacrimal gland 66...

Ngày tải lên: 09/08/2014, 20:22

... that secrete tear fluid. ❖ Structures that facilitate tear drainage. Anatomy of the lacrimal system. Orbital part of the lacrimal gland Plica semilunaris Superior punctum lacrimale Lacrimal sac Nasolacrimal duct Superior ... with accompanying blepharoconjunctivi- tis). Corneal ulceration may occur. Moraxella lacunata (Morax- Axenfeld diplobacillus): large Gram-negative diplobacilli Topical:...

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 ... cornea is 11.5 mm (10 13 mm). A congenitally small cornea ( microcornea, diameter less than 10. 0 mm) or a congenitally large cornea ( megalocornea, diameter from 13 to 15 mm) is alw...

Ngày tải lên: 09/08/2014, 20:22

... license. 173 7.4.1 Acquired Cataract 7.4.1.1 Senile Cataract Epidemiology: Senile cataract is by far the most frequent form of cataract, accounting for 90% of all cataracts. About 5% of all 70-year-olds and 10 ... 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-linke...

Ngày tải lên: 09/08/2014, 20:22

... ther- apy causes malaise, nau- sea, depres- sion, anorexia, weight loss, and decreased libido in 40– 50% of glaucoma patients. – Acetazolamide: – Dichlorphenamide: Continued Ǟ 10 Glaucoma Lang, Ophthalmology ... humor drainage. ❖ Suitable for all patients with pri- mary open angle glau- coma. ❖ Adjunctive therapy with beta blockers, epine- phrine deri- vatives, pilocarpine, and car- bonic...

Ngày tải lên: 09/08/2014, 20:22

... Disease Definition Congenital retinal telangiectasia with vascular anomalies that nearly always presents unilaterally and can lead to exudation and eventually to exudative reti- nal detachment. Epidemiology: This rare ... forms can lead to a permanent loss of visual acuity. Local stress-related factors and steroids can lead to macular edema in predisposed patients. 12 Retina Lang, Ophthalm...

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

... 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 protra...

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

... scarring is present. Watch glass bandage for paralytic ectropion. Fig. 2.9 In patients with lagoph- thalmos resulting from facial paraly- sis, a watch glass bandage creates a moist chamber that ... eyelid may be unilateral (usually a sign of a neurogenic cause) or bilateral (usually a sign of a myogenic cause). A characteristic feature of the unilateral form is that the patient...

Ngày tải lên: 10/08/2014, 20:21