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Dendritic ulcer ppt

Corneal Ulcer

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Herpes simplex keratitis is a leading cause of corneal blindness in the developing world. staining reveals dendritic ulcer typical of herpes keratitis. - A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 1437b-ZTU5 Tahoma MS Pゴシック Arial Times New Roman Wingdings Calibri Blends 1_Blends DISEASES OF THE CORNEA Viral keratitis Herpes simplex virus PowerPoint Presentation HSV infection Primary infection VIRAL KERATITIS HERPES SIMPLEX KERATITIS Recurrent infection RECURRENT HERPES SIMPLEX KERATITIS PUNCTATE EPITHELIAL KERATITIS DENDRITIC ULCER.

(dendritic) ulcer, most frequently located centrally. The ends of the ulcer have characteristic terminal buds and the bed of the ulcer stains well with fluorescein. 16 HERPEX SIMPLEX KERATITIS (DISCIFORM KERATITIS) The exact etiology of DISCIFORM KERATITIS (endotheliitis) is controversial. It may be an HSV infection of keratocytes or. Signs> punctate epithelial keratitis, dendritic ulcer and geographical ulcer 12. Treatment A. Specific treatment 1. Antiviral drugs Acycloguanosine< Aciclovir> 3% ointment ,5 times a day for 14-21 days Ganciclovir 0.15% gel , 5times a day and then 3 times a day for 5 days Triflurothymidine 1% drops , 2 hourly and then 4 times a day for 5 days. This is a dendritic ulcer, the characteristic lesion of herpes simplex virus (HSV) keratitis. The typical branching dendritic shape is clearly demonstrated. The base of the ulcer stains with fluorescein as a result of impaired cellular integrity and intercellular tight junctions. Herpes simplex virus keratitis is potentially sight threatening, an Dendritic ulcer is the classic herpetic corneal lesion, caused by replicating virus. The lesion is linear and dichotomously branching, with each branch terminating with a bulb ( Figure 3 ). The borders of the lesion are slightly raised and grayish and consist of HSV-infected cells that stain with rose bengal (RB) dye

Corneal Ulcer (Dendritic) Herpes simplex keratitis is corneal infection with herpes simplex virus. It may involve the iris. Symptoms and signs include foreign body sensation, lacrimation, photophobia, and conjunctival hyperemia. Recurrences are common and may lead to corneal hypoesthesia, ulceration, permanent scarring, and decreased vision The characteristic slit-lamp finding in HSV keratitis is a dendritic corneal ulcer (Fig. 4). Loss of corneal sensation is also an important sign, so the clinician should perform a cotton-wisp test. Although patients don't report a foreign-body sensation or much pain, they are usually photophobic Dendritic corneal ulcer due to recurrent keratitis by Herpes Simplex Virus The hallmark of HSV keratitis is the presence of multiple small branching epithelial dendrites on the surface of the cornea, although often times it first presents as a coarse, punctuate epithelial keratitis, which may be mistaken for a viral keratitis Herpetic simplex keratitis is a form of keratitis caused by recurrent herpes simplex virus (HSV) infection in the cornea.. It begins with infection of epithelial cells on the surface of the eye and retrograde infection of nerves serving the cornea. Primary infection typically presents as swelling of the conjunctiva and eyelids (blepharoconjunctivitis), accompanied by small white itchy lesions. The resultant dendritic ulcer is the most common presentation of HSV keratitis. Dendritic ulcers. This is the most common presentation of HSV keratitis. Prominent features of a dendritic ulcer include a linear branching pattern within the corneal epithelium with terminal bulbs, swollen epithelial borders that contain live viruses, and central.

View and Download PowerPoint Presentations on Corneal Ulcer PPT. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Corneal Ulcer PPT. Times New Roman Arial Wingdings Acp1 1_acp1 Corneal Abrasion Dendritic Ulcer PPT T hough the most common culprits behind corneal ulcers are usually bacterial, atypical agents like fungi and protozoa can masquerade as a seemingly run-of-the-mill red eye and cause endless complications down the line if not brought to heel with the proper course of therapy.. Treating a corneal ulcer starts with correctly identifying the causative organism, and that involves a combination of. Answer. This is the most common presentation of HSV keratitis. Prominent features of a dendritic ulcer include a linear branching pattern within the corneal epithelium with terminal bulbs, swollen. 2. Suspect fungal ulcer if patient reports agriculture as main occupation. 3. Pain and redness are similar to bacterial ulcer. But lid oedema is minimal even in severe cases unless patients have received native medicines or peri ocular injections. 4. Early fungal ulcer may appear like a dendritic ulcer of herpes simplex virus. The feathery. Corneal ulcers usually represent an infection deeper in the cornea by bacteria, viruses, or fungi as a result of a breakdown in the protective epithelial barrier. Risk factor for contact lens wearers! Dendritic ulcer with fluorescein stain = Herpes Simplex Keratitis - common board review question. All patients with corneal ulceration should.

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  1. 20 Marginal Ulcer Etiology : Staphylococcus affect limbal area Fungal ulcer history: agriculture trauma topical steroid usage >>>> gray Infiltrate thick hypopyon & irregular surface. satellite lesions - in endothelium. 21 Herpes Simplex keratitis. Etiology : VHS type I corneal sensibility <<< lesion : filament, punctate, dendritic, discifor
  2. An hypopyon ulcer was the basic cause of the existing corneal pathology.This type of case was seen daily at the Kurji Holy Family Hospital Eye Clinic 1951 - 1968. Ulcus serpens / hypopyon ulcer / abscess of cornea. This type of ulcus serpens often developed as the smallpox patient appeared to be on the road to recovery. Not the smallpox virus.
  3. View and Download PowerPoint Presentations on Viral Keratitis PPT. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Viral Keratitis PPT HSV. Dendritickeratitis or herpes simplex keratitis - usually leaves a dendritic ulcer . Herpes zoster. Source : https://nursingppt.files.
  4. CORNEAL ULCERS.ppt - CORNEAL ULCERS CORNEAL ULCERS Definition Ulcer = Break in epithelial surface Corneal scarring cannot be cured Corneal scars are the. Herpes Simplex Herpes Simplex If topical steroids are given to a patient with dendritic ulcer, the ulcer will enlarge and perforate!
  5. View 5. CONJUNCTIVITIS, KERATITIS & UVEITIS.ppt from SBFS 1103 at Open University Malaysia. genitalia Several types: dendritic ulcer, Superficial punctate keratitis, disciform keratitis Can recur ii. H. Zoster Keratitis Identical with chicken pox virus Elderly or immunocompromised pt Eruption of vesicles on the forehead ,periorbital and.

Viral corneal ulcer - SlideShar

Although these ulcers are mild, the virus can cause deeper ulcers that, without treatment, could perforate the cornea which can result in eye removal. Sick cats suffering from rhinotracheitis are more prone to dendritic corneal ulcers. These ulcers are usually accompanied by conjunctivitis and appear in one or both eyes • Dendritic ulcer • Geographical ulcer 1. Active epithelial keratitis • Diffuse stromal necrotic keratitis; • Disciform stromal necrotic keratitis 2. Trophic keratitis is a form of keratitis that affects the cornea (meta-herpetic) 3. Iridocyclitis caused by herpes. A. Ocular Herpes (Primary

keratitis viral

If the ulcer is caused by the herpes simplex virus it is called a dendritic ulcer, and it may not be visible to the naked eye. The herpes simplex virus is a common viral infection that many people contract during childhood. Symptoms of this virus typically include cold sores, sore throat, and swollen glands. Rarely does this virus spread to. Open sores on your cornea (corneal ulcers) Temporary or permanent reduction in your vision; Blindness; Prevention Caring for your contact lenses. If you wear contact lenses, proper use, cleaning and disinfecting can help prevent keratitis. Follow these tips: Choose daily wear contacts, and take them out before going to sleep Download powerpoint; Figure 1. Dendritic ulcer of the right eye. Case 2. A 65 year old female presented to the cornea department of the eye clinic, University of Athens, in March 1997. Examination detected epithelial lesions in the centre of the cornea in the right eye. Conjunctival geographic ulcer is a rare manifestation of ocular herpes simplex. Geographic ulcers are formed when sloughing of the epithelium occurs in the areas between the dendrite and a broad area of epithelial involvement with irregular angulated borders is formed. We report a case of primary ocular herpes with blepharitis and geographic ulceration of the conjunctiva in an 8-year-old male. Download powerpoint; Figure 1. It represents the first report of a dendritic ulcer secondary to HSVK resulting in focal detachment of an endothelial keratoplasty. In such cases it will be necessary to treat the underlying viral infection prior to considering a rebubble or regraft

Video: Herpetic Corneal Infections: Herpes Simplex Keratiti

Herpes simplex keratitis (dendritic keratitis). Viral infection of the cornea is often caused by the herpes simplex virus (HSV) which frequently leaves what is called a 'dendritic ulcer'.; Herpes zoster keratitis, associated with herpes zoster ophthalmicus, which is a form of shingles.; Bacterial. Bacterial keratitis. Bacterial infection of the cornea can follow from an injury or from wearing. Dendritic Ulcer Corneal Ulcer Corneal Foreign Body Corneal Burn Hyphema Hyphema Hypopyon Cortical Cataract Cataract Nuclear Cataract Mature Cataract . Title: Slide 1 Author: susanm Last modified by: Admin Created Date: 9/26/2006 2:04:09 PM Document presentation format: On-screen Show (4:3).

Dendritic ulcer with terminal bulbs. Stains with fluorescein. May enlarge to become geographic. Aciclovir 3% ointment x 5 daily. Ganciclovir ophthalmic gel 0.15% - 5 times daily . Supported by antibiotics and cycloplegics. Debridement if non-compliant. Treatment. In herpes, corneal sensation is reduced in approx 70 % of the patient. MC. Dendritic Ulcer. Typically HSV 1, as with cold sores. Self limiting. Treat with topical Acyclovir / Valgancyclovir 5x/d, 7/7. UCC referral. Herpes Zoster Ophthalmicus. Oral antiviral Rx if started within 72hrs onset of rash. PowerPoint Presentation Last modified by: Son Lett Company H. Zoster Dendritic ulcer coarse , non branching, no terminal bulbs, stain poorly with fluorescein Corneal sensation markedly decreased iritis Exposure keratitis Clinical features Epithelial erosions to sever ulceration Secondary infection & even perforation The lower third of the cornea is commonly affected Dendritic ulcer This is a common presentation. It is a branching linear lesion with terminal bulbs and swollen epithelial borders that contain live virus. It extends upto the basement membrane. Even after healing of the ulcer, the dendritic ulcer may result in abnormally appearing epithelium for several weeks. This epitheliopathy i

PPT - 4 main causes of red eye PowerPoint Presentation

Impaired synaptic plasticity Atrophy of dendritic networks of communication Fewer new neurons Dead neurons! Decreased overall hippocampal volume Impaired formation and retrieval of long-term memories More anxiety, faster fear-conditioning, slower habituation Weakened conscious memories; Exaggerated autonomic memories Dendritic ulcer 3. Geographic ulcer 4. Marginal ulcer . Infectious Epithelial Keratitis Cornea Vesicles • Cystic lesion of the epithelium • Contains live virus • No epithelial defect • Negative staining early • Late staining • Precedes dendritic ulcer • Very rarely seen due to early presentation.

Bacterial corneal ulcer

Herpes Simplex Keratitis - Eye Disorders - MSD Manual

Confronting Corneal Ulcers - American Academy of Ophthalmolog

Herpes Simplex Epithelial Keratitis - EyeWik

In dendritic (branching) keratitis, or dendritic ulcer, the cornea is inflamed by infection with the herpes simplex (cold sore) virus or herpes zoster (shingles) virus. The lesions, as the name suggests, follow branching lines, along which minute blisters may form and break, leaving raw areas The dendritic ulcer is the most common presentation of ocular HSV. The features include a branching lesion with swollen epithelial borders. It is sometimes difficult to differentiate a pseudodendrite (i.e., as seen in herpes zoster) from HSV. The key is to realize that HSV dendrites are true ulcers, so they accrue stain within the lesion as. Slit Lamp Exam Videos (originally from RootAtlas.com) This collection of slit lamp videos covers a lot of the basic pathology a student might see. Most of these videos are available for download for inserting into PowerPoint presentations. This collection was originally called the Root Atlas A corneal ulcer is an open sore of the cornea. There are a wide variety of causes of corneal ulcers, including infection, physical and chemical trauma, corneal drying and exposure, and contact lens overwear and misuse. Corneal ulcers are a serious problem and may result in loss of vision or blindness. Most corneal ulcers are preventable

Corneal ulcer after stem cell transplant. Correspondence to: L Liang lingyiliang@qq.com. This is a dendritic ulcer of the cornea in the right eye of a man in his 50s caused by herpes simplex virus ( fig 1 ). The patient presented with a one month history of blurred vision and the sensation of a foreign body in the eye Herpes simplex keratitis: challenges in diagnosis and clinical management Tayaba N Azher,1 Xiao-Tang Yin,1 Deena Tajfirouz,1 Andrew JW Huang,2 Patrick M Stuart1 1Department of Ophthalmology, Saint Louis University, 2Department of Ophthalmology and Visual Sciences, Washington University, St Louis, MO, USA Abstract: Herpes simplex virus is responsible for numerous ocular diseases, the most. PPT - CORNEAL PRESERVATION PowerPoint presentation free . A corneal ulcer is an ophthalmologic emergency. Extended-wear contact lens use is a risk factor for corneal ulcer. Pseudomonas aeruginosa, associated with thick yellow-green or blue-green mucopurulent tenacious exudate, is capable of destroying the cornea within 6 to 12 hours. The location of a corneal ulcer is an important factor in diagnosis and treatment. Above left: A central corneal ulcer with hypopyon. Above right: An aggressive chronic limbal bacterial ulcer (methicillin-resistant Staphylococcus epidermidis) with limbal hypervascularity.(All images courtesy John Sheppard, MD, MMSc. Keratitis is painful inflammation of your cornea -- the clear covering over the pupil and colored part of your eye.Doctors sometimes use the term corneal ulcer. It's usually caused by an injury.

Herpes simplex keratitis - Wikipedi

This ulcer when due to herpes simplex tends to send out star-like branches, and is best seen after a dye is used to stain the cornea temporarily. Herpes simplex infection of the cornea may be accompanied by infection of the eyelid. In this case, tiny, painful blisters resembling cold sores of the lips may appear on the eyelid.. For mild bacterial keratitis, antibacterial eyedrops may be all you need to effectively treat the infection. If the infection is moderate to severe, you may need to take oral antibiotics to get rid of the infection. Fungal keratitis. Keratitis caused by fungi typically requires antifungal eyedrops and oral antifungal medication. Viral keratitis To the best of our knowledge, bilateral geographic ulcers in patients with eczema herpeticum have not yet been reported. Such manifestation is unique because previous reports mainly demonstrated dendritic form of bilateral herpetic keratitis. 1 , 2 , 5 Similar to the mechanism of corneal dendritic ulcer, the geographic ulcer was also caused by. Mapping of dendritic lesions in patients with herpes simplex keratitis using in vivo confocal microscopy Hideaki Yokogawa, Akira Kobayashi, Natsuko Mori, Kazuhisa Sugiyama Department of Ophthalmology, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan Purpose: To produce a two-dimensional reconstruction map of dendritic lesions in patients with herpes simplex keratitis.

Herpes Simplex Virus (HSV) Keratitis Clinical Presentation

Application of steroids to a dendritic ulcer caused by HSV will result in rapid and significant worsening of the ulcer to form an 'amoeboid' or 'geographic' ulcer, so named because of the ulcer's map like shape. [ citation needed ] Prognosis [ edit ] [en.wikipedia.org While you are undergoing treatment for your corneal ulcer, your physician may recommend that you: Avoid wearing eye makeup. Avoid wearing contact lenses. A corneal ulcer is serious and can cause long-term damage and vision loss. If left untreated, it can lead to: Scars on the cornea. Severe vision loss and even blindness [Figure caption and citation for the preceding image starts]: Dendritic ulcer seen with fluorescein stain Private collection - courtesy of Mr Hugh Harris [Citation ends]. If the patient wears contact lenses, contact lens-related red eye should be referred for further ophthalmic review, as corneal ulceration must be excluded A 49-year-old woman presented to the eye casualty department after referral from her general practitioner for a painful red eye since morning. She had a unilateral injected right eye with associated lid swelling. Visual acuity was reduced at 6/24 in the right eye. An initial slit lamp examination by the senior house officer picked up a dendritic-like lesion in the cornea just Epithelial keratitis is a common complication following cataract surgery. Many factors have been attributed to this phenomenon, including preoperative and postoperative dry eye, surgical trauma, various medications and infection. [1-3] Due to the combination of surgical trauma and topical corticosteroid treatment, which is commonly prescribed.

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Ppt Corneal-ulcer Powerpoint Presentations and Slides

Mycolactone is a polyketide toxin produced by Mycobacterium ulcerans ( Mu ), the causative agent of the skin disease Buruli ulcer (BU). Surprisingly, infected tissues lack inflammatory infiltrates. Structural similarities between mycolactone and immunosuppressive agents led us to investigate the immunomodulatory properties of mycolactone on dendritic cells (DCs), the key initiators and. Superficial chronic corneal epithelial defects (SCCEDs)—also known as indolent or Boxer ulcers—classically leak fluorescein stain under nonadherent ulcer edges creating a halo effect. Herpetic ulcers sometimes have a pathognomonic dendritic pattern. Deep ulcers have staining of both their walls and floor what is Harpes zoster Ophthamicus? Vision Awareness. Herpes zoster ophthalmicus is a varicella-zoster virus (VZV) infection of the Gasserian ganglion of the fifth cranial nerve that involves the first (ophthalmic) division

Corneal Ulcers: Workup & Treatmen

This cytokine has been reported to be important in the development of IRBP-specific CD8+ T cells [8,31] IL-8 This cytokine is thought to be the principal chemokine responsible for tissue infiltration in patients with Behcet's disease [28,29] IL-10 Cytokine associated with decreased immune responses [14-16] IL-12/23/27 Cytokine which plays. DENDRITIC KERATITIS • ACTIVE VIRAL INFECTION • DENDRITIC ULCER - Terminal end bulbs - Swollen heaped-up epithelial cells (+) Rose bengal staining - Ulcerated center (+) Fluorescein staining • CORNEAL ANESTHESIA TROPHIC UCLER Oral Meds 2018 Handout.ppt Author Under fluorescein for dendritic ulcer. Treatment - topical acyclovir/ganciclovir. Case 4. Corneal Ulcers. Uveitis . References. Kanski's Clinical Ophthalmology - A systematic approach 10/15/2017 20:47:11 Title: PowerPoint Presentation Last modified by: Stephen Bacchi.

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Drugs to Treat Autoimmune Diseases PowerPoint Presentation. a role in the prevention of the exaggeration of pro-inflammatory immune response Dendritic Cell Apoptosis- Defective dendritic cells can lead to inappropriate systemic lymphocyte activation and a decline in self tolerance convulsions, peptic ulcers, fever, vomiting, diarrhea. 9- Complicatios of infective crneal ulcers include: A- Endophthalmitis B- Anterior Uveitis C- Secondary glaucoma D- Anterior Uveitis 10- The following about dendritic ulcer is true: A- It is alyays bilateral B- Perforation is the most frequent complication. C- It is usually recurrent. D- It is usually associated with thick hypopyon 'There's something in my eye!' This is a common ophthalmic problem in the rooms of general practitioners (GPs). The Royal Australian College of General Practitioners' (RACGP's) 2016 curriculum includes 'the removal of a foreign body, including any residual corneal ulcer or rust' as a required skill. 1 Variability of access to a slit lamp is acknowledged by the RACGP. 2 However.