Ophthalmology A Short Textbook - part 5 doc

... 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 ... of glaucoma Incidence Open angle glaucoma Primary Over 90% of all glaucomas Secondary 2– 4% of all glaucomas Angle closure glaucoma Primary (pupillary block glaucoma) About 5% of...

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 ... 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. T...

Ngày tải lên: 09/08/2014, 20:22

... 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 detachment. Symptoms: ... 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,...

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

... with accompanying blepharoconjunctivi- tis). Corneal ulceration may occur. Moraxella lacunata (Morax- Axenfeld diplobacillus): large Gram-negative diplobacilli Topical: broad-spectrum antibiotic 0. 25 ... 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 Lacrim...

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 ... 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 © 2000 Thieme All rights...

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 pro...

Ngày tải lên: 09/08/2014, 20:22

... topical vitamin C to neutralize cytotoxic radicals. – Administer 50 0 mg of oral acetazolamide (Diamox) to reduce intraocu- lar pressure as prophylaxis against secondary glaucoma. – Administer hyaluronic ... 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 a...

Ngày tải lên: 09/08/2014, 20:22

... 172, 173 complicated cataracts 180, 181 congenital 182 –1 85, 192– 1 95 anterior pyramidal cat- aract 183 cerulean cataract 183 coronary cataract 183 from transplacental infection 1 85 lamellar/zonular cata- ract ... 181 diabetic cataract 179 dialysis cataract 179 galactosemic cataract 179, 1 85 snowflake cataract 179 tetany cataract 180 medical treatment 1 85 membranous cataract 2 85 se...

Ngày tải lên: 09/08/2014, 20:22

... with, we take U to be a constant value. This is fairly reasonable in compact single-phase heat exchangers. In larger exchangers, particu- larly in shell-and-tube configurations and large condensers, ... configuration. Figure 3 .5 shows the U-tubes of a two-tube-pass, one-shell-pass exchanger being installed in the 99 Figure 3 .5 Typical commercial one-shell-pass, two-tube-pass heat exchan...

Ngày tải lên: 07/08/2014, 10:20