Ophthalmology A Short Textbook - part 6 doc

... 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 detach...

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 ... differ- ence in the size of the retinal images is too great (aniseikonia). Therefore, cat- aract eyeglasses are only suitable for correcting bilateral aphakia. Cataract eyeglasses have the disa...

Ngày tải lên: 09/08/2014, 20:22

... 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 anhy- drase inhib- itors. ❖ No ... 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 G...

Ngày tải lên: 09/08/2014, 20:22

... 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 are due to other causes, ... 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...

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 ... include propamidine (only available through international pharmacies as Prolene) and pentamidine, which must be prepared by a pharmacist. Usually broad-spectrum antibiotic eyedrops are als...

Ngày tải lên: 09/08/2014, 20:22

... 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 protracted ... microphthalmos associated with cataract, nystagmus, and stra- bismus. 15.3.2.4 Rubinstein–Taybi Syndrome This craniomandibulofacial dysplasia is primarily characterized by antimon- goloid p...

Ngày tải lên: 09/08/2014, 20:22

... injuries are listed in Table 18.1 and Fig. 18 .6. Late sequelae of blunt ocular trauma include: ❖ Secondary glaucoma. ❖ Retinal detachment. ❖ Cataract. Late sequelae of blunt ocular trauma may occur ... topical vitamin C to neutralize cytotoxic radicals. – Administer 500 mg of oral acetazolamide (Diamox) to reduce intraocu- lar pressure as prophylaxis against secondary glaucoma. – Administer...

Ngày tải lên: 09/08/2014, 20:22

... 179–180 dermatogenic cataract 180, 181 diabetic cataract 179 dialysis cataract 179 galactosemic cataract 179, 185 snowflake cataract 179 tetany cataract 180 medical treatment 185 membranous cataract ... 268 carcinoma basal cell 45–47 conjunctival 107 lacrimal gland 66 lacrimal sac 61 squamous cell 47, 107 carteolol, glaucoma treat- ment 259 caruncle, lacrimal 67 cataract 12, 150, 167 ,...

Ngày tải lên: 09/08/2014, 20:22

... @ScriptDir A_ SCRIPTFULLPATH @ScriptFullPath A_ WORKINGDIR @WorkingDir A_ NUMBATCHLINES A_ SEC @SEC A_ MIN @MIN A_ HOUR @HOUR A_ MDAY @MDAY A_ MON @MON A_ YEAR @YEAR A_ WDAY @WDAY A_ YDAY @YDAY Chạy ... WinKill WinKill WinWait WinWait WinWaitClose WinWaitClose WinWaitActive WinWaitActive WinWaitNotActive WinWaitNotActive WinHide WinSetState( , @SW_HIDE) WinShow WinSetS...

Ngày tải lên: 08/07/2014, 20:20