common eye diseases in humans ppt

... levels We performed 72 single-pollutant models for respiratory diseases in three age strata, 48 models for cardiac diseases, and another 48 models for gastrointestinal diseases in two age strata separately ... Gastrointestinal The distributions of age-specific emergency room visits for respiratory, cardiac and gastrointestinal diseases between January 1997 and December 1998 in Taipei City are shown in ... 15-29 for respiratory diseases, 10-18 for cardiac diseases, and 6-11 for gastrointestinal diseases during Trang 5the study period The young had the most ER visits for respiratory diseases and the

Ngày tải lên: 29/03/2014, 18:20

... are indi-cated in bold/underlined) from the template of a pUC19 plasmid DNA containing GH1 (Xinxiang Medical Univer-sity, Xinxiang, Henan Province, China) The 677-bp GH1 DNA fragment (including ... chronic alcohol consumption can induce liver injury In the initial stage of alcohol-induced fatty liver disease (AFLD), triglycer-ides accumulate in hepatocytes inducing fatty liver (stea-tosis), ... signaling cascades by phosphorylating a series of downstream signaling molecules, including p38 mitogen-activated protein kinase (p38-MAPK), AMPK and PPARa [18-20] The activated signaling molecules

Ngày tải lên: 18/06/2014, 16:20

... Physiology of the Eye 7 3. Examination of the Eye 17 Section II Primary Eye Care Problems 27 4. Long Sight, Short Sight 29 5. Common Diseases of the Eyelids 33 6. Common Diseases of ... the Eye 195 Section V Visual Handicap 201 25. Blindness 203 Further Reading 207 Index 209 Trang 8Section IIntroducing the Eye Trang 9Although the eye and its surrounding structureswould ... authors, I amindebted to Mr Roland Ling for his invaluable work on the chapter on the retina andonce again to Professor Rubinstein for his help with the chapter on contact lenses.The original aims

Ngày tải lên: 09/08/2014, 16:21

... fluorescein into the antecubital vein Thedye in the vessels is selectively photographed byusing filters in the camera (Figure 3.14) Indo-cyanine green angiography (ICG) is more useful in assessing ... as afluorescein angiogram, shows up the retinalvessels, including the capillaries, in great detail.The technique involves taking repeated photo-graphs in rapid succession after the injection ofthe ... defects of the eye. Trang 4Examination of the Eye 21aligned against the globe and that there are no ingrowing lashes Early basal cell carcinomas (also known as rodent ulcers) on eyelid skin can easily

Ngày tải lên: 09/08/2014, 16:21

... Children with port wine stainsinvolving the eyelids need full ophthalmologicaland neurological examinations Dermoid Cyst These quite common lumps are seen in or adjacent to the eyebrow They feel ... theypresent in children as a minor cosmeticproblem The cysts are lined by keratinised Figure 5.12 Lid margin papilloma. Figure 5.13 a Large disfiguring haemangioma in infancy b The same lesion, which in ... with the lining of a joint, the eye being considered as an unusual type of ball-and-socket joint The analogy takes on moremeaning when the relation between conjunc-tivitis and some joint diseases

Ngày tải lên: 09/08/2014, 16:21

... resulting pink flush encircling the cornea is called “ciliary injection” and is a warning of corneal or intraocular inflam-mation For clinical purposes, it is useful to divide conjunctivitis into ... and irritation in the eye In 1974, it was shown that the beta-blockingdrug practolol (since withdrawn from themarket) could cause a severe dry eye Trang 2syndrome in rare instances Since thenthere ... fol-lowing are the principal causes Trang 364 Common Eye Diseases and their Managementusually a previous history of headaches and seeing haloes around lights in the evenings The raised intraocular

Ngày tải lên: 09/08/2014, 16:21

... patient in adarkened room, covering one eye, and askinghim or her to indicate, by pointing, the source oflight from a torch positioned at different points in the peripheral field Checking the ... advice if the eye becomes painful,because this can indicate infection, whichrequires immediate treatment to prevent blind-ness Following routine cataract surgery, it isusual to instill antibiotic ... earliest method for dealing with cataract was known as couching This entailed pushing the lens back into the vitreous, where it was allowed to sink back into the fundus of the eye Although this undoubtedly

Ngày tải lên: 09/08/2014, 16:21

... suffering visual loss Before considering the causes and effects of squint in children and adults, it is necessary to know something of the different kinds of squint Squint in Childhood During the ... expense of binocular vision In fact, most, but not all, children learn to suppress when using monocular instruments, switching the other eye on again when the instrument is not being used Prolonged ... toconverge if the blindness occurs in early child-hood Blindness of one eye in an adult tends toresult in a divergent squint This is sometimes auseful indicator of the age of onset of blindness Disease

Ngày tải lên: 09/08/2014, 16:21

... using the operating microscope and the fine suture material available in an eye department (Figure 16.5). An untidy repair can result in a permanently watering eye because of kinking of the eyelid. ... subsequently a similar reaction occurs in the other eye. The inflammation in both eyes can be so severe as to cause blindness. The condition does, however, 132 Common Eye Diseases and their Management ... after a contusion injury. Blunt injuries to the eye can cause bleeding into the optic nerve sheath or tearing of the tiny pial blood vessels that supply the nerve, both result- ing in complete, irreversible

Ngày tải lên: 09/08/2014, 16:21

... field remains unaffected and the patient can walk around quite normally Difficulty in recog-nising faces or in seeing bus numbers is also a common complaint The wet form occurs more commonly in Caucasians ... results when measured in the samechild, perhaps because the Stycar test involvesseeing a single letter rather than a line How to Examine a Child’s Eye The general examination of the eye has beenconsidered ... The roving eye movements are described aspendular, the eyes tending to swing from side toside Examination of the eyes reveals one of thevarious underlying causes: congenital cataract,albinism,

Ngày tải lên: 09/08/2014, 16:21

... to driving, if it cannot be corrected by prisms in the glasses or the wearing of an eye patch Colour Blindness This is not blindness in any sense of the word and indeed some colour-blind individuals ... following circumstances: • when the eye is blind and painful • when the eye contains a malignant tumour • when the eye is nearly blind and sym-pathetic ophthalmitis is a risk following a perforating ... course of intraocular surgery and this is achieved by instilling acetylcholine directly into the anter-ior chamber Strong meiotics run the risk of causing retinal detachment in susceptible indiv-iduals

Ngày tải lên: 09/08/2014, 16:21

... chorioretinalatrophy is present at the disc margin in myopesand can give rise to difficulty in deciding wherethe true disc margin is Vessel Entry In general, a central retinal artery and veindivide into ... Findings Optic or Retrobulbar Neuritis This is an important cause of unilateral sudden loss of vision in a white eye in a young person The patient complains of pain behind the eye on attempting ... (persistence of foetal haemoglobin) can also cause retinopa-thy The abnormal haemoglobins occur either in combination with normal haemoglobins result-ing in AS (sickle-cell trait) or in association with

Ngày tải lên: 10/08/2014, 20:21

... years ([link]) This strain is resistant to many commonly used antibiotics, including methicillin, amoxicillin, penicillin, and oxacillin MRSA can cause infections of the skin, but it can also infect ... B.C Infectious diseases remain among the leading causes of death worldwide Emerging diseases are those rapidly increasing in incidence or geographic range They can be new or re-emerging diseases ... Trang 1Bacterial Diseases in HumansBởi: OpenStaxCollege Devastating pathogen-borne diseases and plagues, both viral and bacterial in nature, have affected humans since the beginning of human history

Ngày tải lên: 30/10/2017, 23:55

... included in the list of CWC (including riot control agents) Blister agents methyldichloroarsine (MD), ethyldichloroarsine (ED), phenyldichloroarsine (PD/PFIFFIKUS), phosgene oxime (CX), arsine ... trichloride 8 benzilic acid 9 quinuclidin-3-ol 10 N,N-dialkyl ( C3)aminoethyl-2-chlorides and corresponding protonated salts 11 N,N-dialkyl ( C3)aminoethane-2-ols and corresponding protonated salts (exemptions: ... e.g 2- chlorovinyldichloroarsine (lewisite 1) 6 nitrogen mustards (3 chemicals), e.g bis(2- chloroethyl)ethylamine (HN1) 4 chemicals, except for those listed in Schedule 1, containing a phosphorus

Ngày tải lên: 26/01/2014, 18:20

... headspace method, the H2S gas in the head-space is decomposed according to heating temperature and time, resulting in variation in data obtained However, HS is relatively stable in the acetone solution ... was 0.02 µmol/mL in the scan mode, and 0.002 µmol/mL in the SIM mode Using the present GC/MS method, the changes in thiosulfate concentration in blood and urine during storage in a refrigerator ... µg/mL in the SIM mode Using the present GC/MS method, the changes in sulfi de concentration in blood during storage in a refrigerator or a freezer were reported [14, 15]; sulfi de poisoning cases

Ngày tải lên: 26/01/2014, 18:20

... obtainable; they, thus, have come into wide use since 1980 Th e PAAHs include glufosinate (GLUF), glyphosate (GLYP) and biala-phos (BIAL) In Japan, there are many kinds of products containing ... levels in 99 patients with GLUF poisoning, and drew two linear lines A and B by connecting a point of 70 µg/mL at 2 h aft er GLUF ingestion with a point of 5 µg/mL at 8 h for A and by connecting ... 80 °C (2 min) → 15 °C/min → 300 °C (5 min); carrier gas: He; its fl ow rate; 1.0 mL/min; injection: split/splitless mode (splitless for 2 min); split ratio: 10; injection amount: 1 µL; injection

Ngày tải lên: 26/01/2014, 18:20

... lower than 85 % Poisoning case A 42-year-old male was found dead in a parking automobile Since a positive result could be obtained for the urine specimen by a screening test using hydrosulfi te reaction, ... obtained are summarized in > Table 5.1. Aft er paraquat is absorbed into a human body, its majority is excreted into urine in 48 h; blood paraquat concentrations rapidly decrease according ... nitrogen with heating at 50 °C in a water bath viii Th e residue is dissolved in 100 µL mobile phase and centrifuged at 12,000 g for 5 min; 20 µL of the supernatant solution is injected into HPLC ix

Ngày tải lên: 26/01/2014, 18:20

... Rev J.T Pinfold, D.D., representing Wellington Ministers' Association Canon T Feilden Taylor, appointed by the Bishop of Wellington Major Winton, Salvation Army Mr W Beck, Officer in Charge ... To inquire into and report upon the prevalence; of venereal disease in New Zealand "(2.) To inquire into and report... of the Prevalence of Venereal Diseases in New Zealand: Infected ... Attendance; Locality of Clinics; Hours of Attendance; Lady Doctors; Supply of Apparatus and Drugs for certain Cases; Advertising Clinics; Extension of Clinics; Training at Clinics for Nurses, Students,

Ngày tải lên: 17/02/2014, 07:20

... Chronic Diseases and Health Promotion (CHP) http://www.who.int/chp Trang 2Introduction The epidemiological burden of chronic diseases and their risk factors is increasing worldwide, especially in ... approach to exploring the economic impact of chronic disease using the full income model is reported in a separate paper The paper is divided into five main sections: 1 a description of links between ... economic growth Diseases in general, particularly chronic diseases, deprive individuals of their health and productive potential The burden of chronic diseases may invariably challenge individual

Ngày tải lên: 23/03/2014, 20:20

... drinking water Put into drinking water Crushed leaves soaked in drinking water Dried, ground and soaked in drinking water Soaked in drinking water Used as infusion Broken and dipped in drinking ... Put into drinking water Nigeria Nwude and Ibrahim (1980) Added to drinking water Zimbabwe Chavunduka (1976) Used in drinking watcr Tanzania Mkangare (1989) Put into drinking water Soaked in drinking ... Soakrd in drinking water Exudates used as eye draps Decoction given to newly-hatched birds to open gummed-up eyes Juice used as eye drops Mixed with bran and placed in drinking water Soaked in drinking

Ngày tải lên: 31/03/2014, 08:20