Tham khảo tài liệu 'eyesight associates of middle - part 7', y tế - sức khoẻ, y học thường thức phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 84 Chapter 5 Figure 5-34. Precipitates on an IOL implant. Photo by Val Sanders. Figure 5-35. Pseudoexfoliation. Photo by Val Sanders. vacuoles - look like little bubbles in the lens. Doc note draw Vitreous asteroid hyalosis - small yellow oval opacities called miscelles stuck in the vitreous gel. Highly reflective calcium usually occurs in one eye only. Doc note grade 1 to 4 opacities - often golden yellow or white. May be red or white blood cells cholesterol or calcium. Best seen through dilated pupil. Doc note describe syneresis scintillans - small angular golden crystals that float freely in the vitreous. Usually occurs in both eyes often related to vitreous degeneration liquification syneresis or old trauma. Doc note grade 1 to 4 vitreous strands - look like strands of eggwhite in the anterior chamber. May be floating through the pupil still attached to the vitreous face. May run to wound site internally . Doc note describe draw Chapter 6 The Problematic Examination KEY Many systemic diseases cause eye problems that can be detected with the slit lamp. Even if a systemic condition itself does not directly affect the eye the eye may be affected by medication taken for that condition. There is the possibility of a local allergic reaction with virtually any topical ocular medication. 86 Chapter 6 You glance at the patient s chart before calling her back. This is a follow-up exam for dry eye. What should you be especially looking for on her slit lamp exam The first section of this chapter lists common ocular diseases and conditions with specifics to be cognizant of as you do the microscopic evaluation. The second section covers common ocular trauma. The next patient in your exam chair gives a history of gout for which he is taking allopurinol. Did you know that these can affect what you see during the slit lamp exam The third part of this chapter lists systemic diseases and conditions in alphabetical order followed by possible slit lamp findings. In the fourth .
