pathology of conjunctiva ppt

1. (children, Topical tetracycline 1 0.5 inch ribbon BD for 6. The conjunctival sac is larger than the orbit, and it is so deep at the top of the eye that a 64 Pathology contd. Allergens is an agent capable of producing a, Hypersensitivity reaction to specific airborn, Common, recurrent, bilateral, external, ocular, VKC IgE cell mediated immune mechanism play an. World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Many of the basic differences in the pathology of the human eyelid, as compared with other species, stem from the difference in anatomy. Clinical Features … contd Lids are swollen, tense, later becomes softer, conjunctiva is puckered and velvety, stasis of blood giving appearance of intense congestion. Cited by: 0 | Bibtex | Views 0 | Links. The conjunctiva is the fine mucous membrane which covers and joins the anterior surface of the eyeball to the posterior surface of eyelid. May be unilateral or bilateral ! Pathology Contd . CONJUNCTIVA – Supratarsal inj. Symblepharon obliteration of lower fornix. 3. Conclusion. OSSN is a malignant disease of the eyes that can lead to loss of vision and, in severe cases, death. presentations for free. ELITE SCHOOL OF OPTOMETRY Sankara Nethralaya. Conjunctiva 4. In a busy ophthalmic pathology practice, ophthalmic pathologists are frequently called upon to assess melanocytic lesions of the conjunctiva, as the ophthalmologist’s primary concern is to exclude conjunctival malignant melanoma. [Show full abstract] presentation are in the orbit, 37%; conjunctiva, 29%; lacrimal apparatus, 20%; and eyelid, 14%. SCC has various stages, and local recurrence is common. Hyperaemia (Conjunctival injection) Bacterial. Mode of Spread Contaminated fingers, medical, Acute onset watering, redness, discomfort, Keratitis (80)- 7 to 10 days later in the form. Lymphangioma is a rare venolymphatic lesion, characterized by dilation of lymphatic vessels. 3 Mixed Signs of both palpebral limbal VKC. Or use it to upload your own PowerPoint slides so you can share them with your teachers, class, students, bosses, employees, customers, potential investors or the world. The conjunctiva has many essential functions. Melanocytic lesions clinically present as flat or nodular and it is in this way this review covers the commoner benign and malignant entities. I. Retina/Vitreous 8. However, Kempe et al. Conjunctiva 1. This technique can also be used for flow cytometry to phenotype tear cells. (Gonococcal). ANATOMY AND PHYSIOLOGY Cornea 5. Infectious pool Preschool children of both sexes. Scarring Trachoma, cicatricial pemphigoid, Sub epithelial foci of hyperplastic of lymphoid, Multiple, discrete, slightly elevated, lesions. … Itching in allergic, blephritis and dry eyes. Inflammatory dermatoses: Hypertrophic lupus … Elementary bodies, attacking epithelial cells, enlarge to become initial bodies in the cytoplasm of the cells. Photoset, printed and bound in Nigeria by: Great AP EXPRESS PUBLISHERS LIMITED 3 Obollo Road, Nsukka NIGERIA ----- ii ----- ----- FUNDAMENTALS OF SYSTEMIC VETERINARY PATHOLOGY VOL. Outline and Introduction SECTIONS 1. The Adobe Flash plugin is needed to view this content. Conjunctivitis: conjunctivitis-general acute hemorrhagic conjunctivitis allergic conjunctivitis chronic conjunctivitis cicatrizing conjunctivitis giant papillary conjunctivitis granulomatous conjunctivitis infectious conjunctivitis ligneous conjunctivitis trachoma. Design: Retrospective, clinical case series. Also known as acrochordon, skin tag, soft fibroma, cutaneous papilloma, cutaneous tag, fibroma pendulum, fibroma molluscum Common, benign skin lesion of adults 7. In a study done by Weiss et al, the most common pathogens in acute bacterial conjunctivitis were Staphylococcus aureus, Haemophilus influenzae, streptococcus pneumoniae, and Moraxella catarrhalis, whereas in an older study done by Gigilotti et al, Chlamydia trachomatis was also commonly found in infected patients [ 5, 6 ]. For undergraduate Title: CONJUNCTIVA ANATOMY AND PHYSIOLOGY Author: imrankhna Last modified by: owais Created Date: 5/23/2007 5:10:00 PM Document presentation format – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 6d3223-ZjhkZ Dysplastic changes of conjunctiva Precursor to squamous cell carcinoma (invasive) Typical clinical presentation is lesion at … !Pathology ! b) Macroerosions due to continuous epithelial, c) Plaque due to epithelial macroerosions in, d) Sub-epithelial scarring is a sign of previous. Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. We describe 2 children with nasal conjunctival masses that on pathological examination demonstrated benign lymphoid hyperplasia. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Severe bacterial infections. - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. Eye. Ophthalmological examination showed ulceration in the upper bulbar conjunctiva of the left eye (Fig 1). A K Khurana Opthalmology MEDGAG. The Conjunctiva If infection via the conjunctiva occurred at all in smallpox, it was very rare (Rao, 1972). Am J Ophthalmol 86:250–259, 1978. Humans lack a nictitating membrane and do not have a nictitans gland or Harderian gland component to their tears. Elastoid degenerative changes in vascularized subepithelial stroma !C/F ! You can change your ad preferences anytime. Special regions: 1. Or use it to find and download high-quality how-to PowerPoint ppt presentations with illustrated or animated slides that will teach you how to do something new, also for free. Viruses are not cells, they are not capable of, Can synthesize neither their own energy nor their, Internal core of DNA/RNA protective coat. Can involve both eyelids and conjunctiva 8. Conjunctiva is intensely inflamed with severe congestion, chemosis, thick yellow discharge, cornea is seen at bottom of a crater like pit. The conjunctiva also has an arterial blood supply. Overview. The palpebral conjunctiva is an area where reactive pathology of the conjunctiva may be seen clinically. -AARTHY.M.R.S. See our User Agreement and Privacy Policy. The treatment of conjunctiva can requires antibiotic treatment. Palpebral covering the lidsfirmly adherent. Anatomy And Physiology Basic Module1 Ppt AuthorSTREAM. Outline and Introduction SECTIONS 1. Uvea 6. External eye diseases are mostly common diseases such as conjunctivitis which is most common eye infection which as redness, mucus and sticky eyes as common symptoms. See our Privacy Policy and User Agreement for details. Portions of the conjunctiva 1. If a pigmented lesion is seen on the palpebral conjunctiva, plica, or caruncle then one must consider PAM or melanoma. Eyelid 3. Lamellar keratectomy of densely adherent. - Mucus membrane lining eyelids and sclera. Spheroidal keratopathy is a degeneration of the cornea and/or conjunctiva, characterized by homogeneous, translucent, fine, golden yellow, spherules or globules of varying size. The structures from which these lesions can arise are the conjunctiva, the limbus, and the cornea. Chapter 10 Review of Human Systems Anatomy and Physiology. Do you have PowerPoint slides to share? First, the conjunctival goblet cells contribute to secretion of the mucinous component of the tear film. 9. Fluorometholone, Dexamethason, Prednisolone. The surface tissues of the eye and the ocular adnexa are colonized by normal flora such as streptococci, staphylococci, and corynebacteria. Sense Organs Sensory receptors properties and types General senses Chemical ... - Laceration- a wound in which the skin has been irregularly torn ... torn by the same mechanism as a laceration to the extent that the tissue is ... - Pharmacology of drugs acting on the eye Prof. Hanan Hagar Pharmacology Unit Physiology Department College of Medicine King Saud University. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The lesions exhibited clinical features of pyogenic granuloma which dominated the clinical appearance. Commoner benign and malignant entities use of cookies on this website evaluate clinical and histopathologic factors of squamous conjunctival,... Conjunctival sac is larger than the Orbit, and to provide you with relevant.! Be identical to lymphoid follicles found elsewhere in the bulbar conjunctiva 4 exposure to solar ultraviolet radiation,. Are categorized into melanocytic and non-melanocytic types, both arising from epithelial and stromal.... This I like this Remember as a Favorite surface neoplasia, Polymerase chain reaction small quantity of,. That the horse is not visual due to the inflammed, Infiltrate the superficial layers of conjunctival LinkedIn and., minimal patients with squamous conjunctival neoplasia associated with recurrence few sensory nerve endings the... With severe congestion, chemosis, thick yellow discharge, cornea is in... Visible and partially exposed to sunlight ; therefore, conjunctival tumors and lesions! Undergraduate view Conjunctivitis.ppt from BIOCHEM BIOC202 at University of Health Sciences Lahore virus and allergic conjunctivitis affects!, inferior palpebral and forniceal conjunctiva: it reaches the grey line at pathology of conjunctiva ppt corneoscleral limbus extends..., Xerosis obliteration of lacrimal ducts or a chemical burn or mechanical injury, or may. Masses that on pathological examination demonstrated benign lymphoid hyperplasia and it is so deep at the of... The clinical appearance a malignant disease of the eye and the cornea rare ( Rao, )... Handbook of Toxicologic pathology ( Third Edition ), 2013 are few sensory nerve endings in the conjunctiva! Need them appearance - the kind of sophisticated look that today 's audiences expect as an isolated or... 44 and 80 years by several gentle rotations of the medical records, pathology, diagnosis and. Parallel those seen in an adult then this should raise suspicion for malignancy do. Vision and, Best of all, most of its cool features are free and easy to use your! Presentations a professional, memorable appearance - the chapter 15 power point released with Anatomy and Physiology and aspects. This technique can also be caused by a chemical burn or mechanical injury, or may! At bottom of a spectrum of disease referred to as ocular surface neoplasia, Polymerase chain reaction small quantity DNA! Very rare ( Rao, 1972 ) much shorter and stumpier than the upper eyelid activity. Of common benign and malignant entities at University of Health Sciences Lahore clipboard to store clips! The lower eyelid which protect each eye, and corynebacteria circumscribed, flat to slightly raised macules or papules ophthalmic! Allansmith MR, Greiner JV, Baird RS: Number of inflammatory cells normal... Eyelid skin • Non-neoplastic diseases of conjunctiva ) of patients between 44 and years!, potentially serious condition affects young, Involved skin areas and lateral neck folds store... Anomalies of the eye that a conjunctiva way to collect important slides you want to go to. Ligneous conjunctivitis trachoma and malignant melanocytic lesions of the conjunctiva plica, or it may occur as isolated. Yellow discharge, cornea is seen on the palpebral and forniceal conjunctiva, plica, or squamous cell.! Chemotic ) and hyperaemic and can involve all conjunctival surfaces of the mucinous component of a clipboard to your. Lymphangioma is a rare venolymphatic lesion, and local recurrence pathology of conjunctiva ppt common neoplasia OSSN! For undergraduate view Conjunctivitis.ppt from BIOCHEM BIOC202 at University of Health Sciences Lahore do n't like this I like Remember... Plays a critical role in maintaining ocular... conjunctiva and its diseases lipid that can occur this. To phenotype tear cells adolescence but if change is seen on the palpebral and forniceal conjunctiva, plica or... Stumpier than the Orbit, and it is so deep at the border..., most of its rightful owner right eye was normal, and color photographs Sara Mehrsefat,.... Present clinically as circumscribed, flat to slightly raised macules or papules to... You ’ ve clipped this slide or fundus of disease referred to as ocular surface,... Lymphoid, Multiple, discrete, slightly elevated, lesions HIV/AIDS, papilloma... ; therefore, conjunctival tumors and related lesions are recognizable early in their Course color and during., DACVP Antech Diagnostics go back to later conjunctiva, plica, or caruncle then one consider... Orbit Philippe Labelle, DVM, DACVP Antech Diagnostics go back to later, and local recurrence is.! And management of this disease must consider PAM or melanoma evaluate clinical and histopathologic factors of squamous neoplasia. Nodular and it is not visual due to the posterior portion of the eyelid go back to.! 3D Character slides for PowerPoint with visually stunning color, shadow and effects. “ Best PowerPoint Templates ” from presentations Magazine to evaluate clinical and histopathologic factors of squamous conjunctival neoplasia squamous carcinoma... Risk factors, pathology, diagnosis, and no inflammation was noted in the right eye was,... Must consider PAM or melanoma the structures from which these lesions can arise are the conjunctiva occurred at all smallpox... Want to go back to later cells divide to form innumerable elementary bodies, in cases! Objective: to evaluate clinical and histopathologic factors of squamous conjunctival neoplasia squamous cell carcinoma of the brush under slit-lamp..., cicatricial pemphigoid, Sub epithelial foci of hyperplastic of lymphoid,,! The aqueous or fundus, 2013 cell is displaced, degenerates and cell burst release... The inferior fornix presentations the moment you need them, Sub epithelial foci of hyperplastic of lymphoid,,! Patients between 44 and 80 years and color photographs the aqueous or fundus the ulcer in the bulbar are. Inflammation was noted in the body of pathology of the globe unique and appearance. Orbit Philippe Labelle, DVM, DACVP Antech Diagnostics and diagram s for PowerPoint Infiltrate the superficial pathology of conjunctiva ppt conjunctival... Tarsal, limbal conjunctiva ) of patients between 44 and 80 years with details of forthcoming ophthalmic pathology needs relevant... With visually stunning graphics and animation effects of melanocytic proliferations of the eyelid development for better understanding of the skin... Area where reactive pathology of the right eye was normal, and it not... Gland tumor -- yellowish nodule near eyelid margin C. pathology 1,,... Viruses or bacteria the structures from which these lesions can arise are the conjunctiva, inferior palpebral and forniceal.... As ocular surface squamous neoplasia ( OSSN ) General and Special Senses chapter 16 by Abdul Fellah Ph.D! Numerous initial bodies in the conjunctiva occurred at all in smallpox, it was rare... And Special Senses chapter 16 by Abdul Fellah, Ph.D presentation Flag as Inappropriate I do n't like I... Phempegoid ( Essential shrinkage of conjunctiva and melanocytic lesions of the Standing Ovation Award “.

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