Fundamentals of Clinical Ophthalmology - part 2 pps

... principles of scar revision of a mature scar are to excise the scar itself, preferably to break up the line of the scar e.g. with a Z-plasty or (Figure 2. 2) multiple Z-plasties, and to re-suture ... upper lid skin crease. (a) (b) Figure 2. 3 The A-suture for placing the apex of a V-shaped wound. (a) shows the subcutaneous path of the suture through the apex of the triangular...

Ngày tải lên: 11/08/2014, 13:20

... (Figure 8.13b, 10 .23 , 10 .24 , 10 .26 , 12. 13, and 12. 22b), Frank Larkin (Figure 12. 14), Graham Lee (Figure 7.3a,b), Ordan Lehmann (Figures 8.14, 12. 12, 12. 15, 12. 18, 12. 22a, 12. 24, and 12. 26), Martin ... editor SUSAN LIGHTMAN Department of Clinical Ophthalmology, Institute of Ophthalmology/ Moorfields Eye Hospital, London, UK © BMJ Publishing Group 20 03 BMJ Books is an...

Ngày tải lên: 10/08/2014, 00:20

... Refract Surg 1997 ;23 :913 22 . 12 Long DA, Monica ML. A prospective evaluation of corneal curvature changes with 3·0–3·5mm corneal tunnel phacoemulsification. Ophthalmology 1996;103: 22 6– 32. 13 Wirbelauer ... injector implantation of a three-piece high- refractive-index silicone intraocular lens. Graefes Arch Clin Exp Ophthalmol 1998 ;23 6: 922 –8. 34 Moreno-Montanes J, Maldonado...

Ngày tải lên: 10/08/2014, 00:20

... vision limiting factors (Table 10 .2) but most series of mixed patterns of uveitis report that 80–90% of eyes achieve a visual acuity of 6/ 12 or better. 24 ,30, 42, 46 It is important to advise uveitis ... studies, 20 ,22 ,23 however, have achieved postoperative visual acuity of 6/ 12 or better. A number of possible factors may account for this improvement, including earlier...

Ngày tải lên: 10/08/2014, 00:20

... (Figure 9 .2) involves the removal of the entire globe by severing the attachments of the extra-ocular muscles and optic nerves.This is the technique of choice in the presence of an intra-ocular ... problem. Brow ptosis and excess upper eyelid skin often co-exist; surgery should correct each of these components (Figures 8.1 and 8 .2) . Examine the eyelids paying particular attention...

Ngày tải lên: 11/08/2014, 13:20

... soft tissues and bone. Figure 10.10 MRI of a patient with recent intraconal orbital haemorrhage: (a) T 1- and (b) T 2- weighted images, and (c) fat-suppressed T1-weighted image with Gadolinium-DTPA, ... stained with a partial drop of 2% fluorescein and the height of the tear meniscus and stability (break-up time) of the tear film assessed. Corneal staining suggests the possibil...

Ngày tải lên: 11/08/2014, 13:20

... padded closed for 12 hours with a dramatic improvement in the clinical state (c). (a) (b) (c) of a combination of the medial wall, floor and lateral wall of the orbit. Removal of the medial wall ... Classification of eye changes of Graves’ disease. Thyroid 19 92; 2: 235–6. Fatourechi V, Garrity JA, Bartley GB, Bergstralh EJ, DeSanto LW, Gorman CA. Graves’ ophthalmopathy. Resul...

Ngày tải lên: 11/08/2014, 13:20

... nasal bridge. Anterior flap of sac mucosa Anterior nasal mucosal flap Figure 15.7 Closure of the anterior mucosal flaps. of cranio-facial injuries. Because of the proximity of the internal carotid ... mucosa. roof may cause lagophthalmos and exposure keratitis.This may be treated by exploration of the orbital roof through an upper eyelid incision, division of any adhesions and p...

Ngày tải lên: 11/08/2014, 13:20

... 30–40 15 20 50–70 Linear Quadrant 70–150 20 25 50–70 Pulsed Removal Central depth with downslope sculpting Figure 5.7 Profile of “Divide and conquer” groove. Note the region of “down-sculpting”, ... endothelial cell loss. 17 20 Other techniques have been devised to reduce the risk to the capsule 21 ,22 and endothelium. 23 26 Nuclear disassembly methods that combine elements of fra...

Ngày tải lên: 10/08/2014, 00:20

... eye at the same time. a) 0 10 20 30mm 0 10 20 30mm 0 10 20 30mm 0 10 20 30mm 0 10 20 30mm 0 10 15 30 40mm 0 10 20 30mm 0 10 20 30mm c) e) g) b) d) f) h) Figure 6.3 A-mode traces: cursors directly ... capsule-free posterior chamber approach. J Cataract Refract Surg 1997 ;23 : 323 –8. 22 Ayoub MI. Three phase phacoemulsification. J Cataract Refract Surg 1998 ;24 :5 92 4. 23 Hara T, Har...

Ngày tải lên: 10/08/2014, 00:20