Ivfa will show hyperfluorescence as the fluorescein leaks through bruchs membrane, highlighting these cracks. And in terms of word usage, wouldnt be unusual for a fellow in london to use the word lacquer to describe a poly finish. Lacquer cracks are spontaneous ruptures of the elastic lamina of bruchs membrane that appear yellowishwhite and are usually located in the posterior pole. We report a case with lacquer cracks observed in the peripheral fundus. Lacquer cracks observed in peripheral fundus of eyes with. Nocaster neck pocket laquer cracks telecaster guitar forum. A 37yearold patient with bilateral high myopia who visited our clinic was examined. Lacquer cracks observed in peripheral fundus of eyes with high myopia.
Surgeon told me that i am at risk of cnv and asked me to watch for any signs. Lacquer cracks are breaks in bruchs membrane frequently observed in the posterior pole of a highly myopic eye. Longterm natural outcomes of simple hemorrhage associated. Choose a lacquer repair kit which contains the substances that you can use to fill the cracks in the lacquer. Diagnosis and treatment of cnv in myopic macular degeneration. Thats right i got fish eye on the clear coat only after i used a new spray gun. I was a bit concerned about the body cracking, but now i know better.
I bought a mid90s telecaster from a friend and it has a hole and cracks in the lacquer on the back of the neck, as shown in the image below. They appear to be caused by stretching of the coats of the eyeball with increasing axial myopia. Apart from the above, small cracks can appear in a nitro finish after several years too. To investigate the relationship between simple hemorrhage sh associated with lacquer crack. I use expands and contracts and the acrylics sometimes dont and they crack in big ugly slabs. Compare prices and shop fender american vintage 65 jaguar electric guitars on reverb. In this video i share my experience of neck pocket cracks focusing on a lovely old sunn mustang strat that i bought specifically because the neck pocket was so cracked the neck was practically. I repaired what looked like a lacquer crack on an epi les paul neck last night. Over the course of four years, the patients left eye has exhibited progression of chorioretinal atrophy and recurrences of choroidal neovascularization with asneeded treatment and visual acuity of 20200, while the right eye has had a stable lacquer crack. I know ron kirn and others love nitrocellulose lacquer.
Linearlike lacquer cracks, radiating from the central scars, were also present running parallel to the margin of the optic nerve head. I am definitely going to have to use my imagination and do some experimenting with all the ideas. Lacquer cracks are uncommon findings in the posterior pole of highly myopic eyes with a prevalence ranging from 4. Lacquer cracks representing ruptures in bruchs membrane occur in 4. You can look at one of the fender relic necks to follow the normal wear. The fender was bare metal, the tank bottom was old lacquer, and the plastic part was brand new. In the usa, lacquer tends always to refer to solution based not catalyzed finishes. Filter by brand fender martin collings eastman godin seagull gold tone kala deering framus mitch. The background maculopathy level was c1 tessellated fundus in nine eyes 19. Nocaster neck pocket laquer cracks discussion in telecaster discussion forum started by nickyboy, jun 7, 2007. But they say years down the road,you may get brittle paint,cracking and peeling. This is the only case of a lacquer crack appearing in a large series. This was a retrospective and consecutive case series study of lacquer cracks in eyes with pathologic myopia.
Below, take a look at a closeup of finish checking on a fender custom shop 1952 heavy relic telecaster. These characteristics were very similar to the lacquer cracks present in the posterior fundus in highly myopic eyes. Retinal physician easily misdiagnosed retinal entities. Myopic degeneration lacquer crack wwhmustaine i was recently diagnosed with myopic degeneration in my right eye, and told that i have a lacquer crack in that eye. In eyes with lacquer cracks, stellate lacquer cracks are associated with thinner. This will fill the gaps but it will always be slightly visible.
In all the strats i have had the only one that had cracked paint in the pocket was an 04 mim classic 50s. Lacquer cracks can be detected by noninvasive fundus autofluorescence and optical coherence tomography. Lacquer cracks consist of ruptures in the retinal pigment epithelium rpebruchs membranechoriocapillaris complex. Photograph shows the lacquer crack inferior to fovea. I used a glue syringe from stewartmacdonald and titebond iii cleans up with water and clamped it for several hours. Although lacquer cracks in the peripheral fundus are rare, they should be considered in the differential diagnosis of peripheral linear lesions showing hyperfluorescence in fa. Lacquer cracks are found in the posterior fundus of 4. Lacquer cracks in pathologic myopia retina image bank. I am 40 years old, and as a practicing attorney, am obviously concerned that my condition will either worsen in my right eye, or also develop in my left eye, thus rendering me essentially disabled. There is one reason for the appearance of fish eyes. Theres a thin crack under the guitar not far from the jack input. Does anyone have any advice on how i could go about repairing this.
Lacquer cracks were observed bilaterally in 14 patients and unilaterally in the other 19 patients. This is an extremely common, somewhat expected condition on older instruments with lacquer finishes. Fish eyes typically but not always appear in a paint surface soon after application. Perhaps the guitar was subject to some extreme condition temperature or humidity during shipment which didnt cause cracks put but extreme stress on the finish. Most of the worst and hardesttorepair cracks happen on a guitars top. Mitsuki suga, kosei shinohara, and kyoko ohnomatsui. Lacquer cracks conditionkeywords pathologic myopia, lacquer cracks imaging device fundus camera description color fundus photograph of a 48yearold woman with lacquer cracks in the setting of pathologic myopia. This must be one of the most eye catching guitars i ever seen. Contamination found on the substrate oil, water, grease, wax, etc. Fender american vintage 65 jaguar electric guitar reverb.
The progression of lacquer cracks in pathologic myopia. Maybe saying right out of the gun was jumping the gun a little. Cracks happened during the time when guitar was quickly returning back to its normal condition under the. One of the most legendary guitar builders of the modern era he no longer offers builds to the public. Twenty per cent of eyes with patchy atrophy within 1dd from the fovea centralis and 29. Fender masterbuilt yuriy shishkov custom deluxe telecaster. All those 1960s fender metalic colors are acrylic car paint colors. I have an old hagstrom bass with those lacquer cracks right there at the necktobody joint. The fender did have 3 coats of primer layed down on it over maybe 30 minutes. Lacquer cracks observed in peripheral fundus of eyes with high. Now that you have a clean and scratch free finish you can concentrate on filling the cracks.
Description high myopia is defined as myopia greater than 6 diopters and an axial length of 26. Patchy atrophy and lacquer cracks predispose to the. The present study demonstrated that among various myopic fundus changes, patchy atrophy and lacquer cracks are especially important predisposing lesions. Choroidal thickness has the strongest association with lacquer crack formation versus axial length and refractive error. Pathologic myopia ohnomatsui annals of eye science. Once the strings were off, it was obvious that it was a lot more than the lacquer. Choroidal thickness and biometric markers for the screening of. Myopic degenerationlacquer crack i was recently diagnosed with myopic degeneration in my right eye, and told that i have a lacquer crack in that eye. If you thin the poly enough, itll make the transition look better. Lacquer cracks are present in high myopia and can lead to choroidal neovascularisation and macular haemorrhage, which in turn can cause central visual loss but it is not very common. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. They represent healed and mechanical breaks of the retinal pigment epithelium, bruchs membrane, and choriocapillaris complex. Structural changes such as elongation of the eye, breaks in bruch s membrane lacquer cracks, chorioretinal atrophy and lattice degeneration are identified and explored. Lacquer cracks are breaks seen in the peripheral fundus of the eyes of people with high myopia.
A fender custom shop 1963 stratocaster relic above shows the kind of wear typically associated with a nitrocellulose lacquer finish, which this instrument has. They represent healed and mechanical breaks of the retinal pigment. You cannot do any thing to prevent it but eye specialist may do further investigation like fluorescein angiography or ocular coherence tomography oct and may decide on treatment. The crack doesnt follow the wood grain, it is perpendicular and it ends with a spider end that goes like a crack on a windshield. Static white lacquer highlights and accentuates the slab mahogany body, a bound and block inlaid rosewood fingerboard radiates class and a pair of chrome doubletap humbucking pickups draw the eye. Fender literally wrote the book on electric basses, laying the foundation for musical innovation and evolution. This is the original finish done in the fender factory many years ago. Results lacquer crack is associated with decreased choroidal. Emerson, md, phd retina center of minnesota coauthors. Lacquer finished fender jazzmasters two 60s lake placid blue jazzmasters but the left guitar has a nitro top coat, which has yellowed over time the nitrocellulose and acrylic components themselves act as binding agents in the paint that then need to be mixed in solvent in order to be sprayed properly onto a guitar, or indeed a car. As a member of the american vintage series, the fender american vintage 65 jaguar electric guitar is modeled after, of course, the 1965 vintage jaguar. This may be due, in part, to the association of lacquer cracks with highly myopic patients in whom lasik is nowadays not indicated as a primary surgical procedure. Pdf lacquer cracks observed in peripheral fundus of eyes.
Crackle lacquer may or may not work, followed by some glaze to pop them out. Enamels once its on and you made a run or a fish eye or orange peel, there is no. Lacquer cracks are fine, irregular, yellow lines, often branching and crisscrossing, seen in the posterior fundus of highly myopic eyes figure 1. Nitrocellulose also yellows with time, especially when exposed to excessive sunlight. Also i tried pushing both side of the crack but apparently nothing moves. Lacquer cracks observed in peripheral fundus of eyes with high myopia mitsuki suga, kosei shinohara, kyoko ohnomatsui department of ophthalmology and visual science, tokyo medical and dental university, tokyo, japan abstract. An increase in the number of lacquer cracks was the most frequent progression pattern. A fender masterbuilt custom deluxe telecaster by none other than the great yuriy shishkov. As an instruments wood expands and contracts with moisture content stress is placed on the finish. Checking will vary according to the extremes the instrument has been through. These distinctive fundus changes are actually quite common in axial myopia and may. Apply this paste into the cracks and gently smooth it down.
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