However, some do cause disease and produce pathogens in the body that make you sick. However, recent evidence points to a certain specificity in these infections. Bacterial infections of oral cavity infection public. Thus consequences of unhealthy or painful oral cavity are significant and oral health should be given. The oral cavity is a unique anatomical structure, characterised by the juxtaposition of soft and hard tissues and which is continuously subject to challenge by the external environment and foreign material. Bacterial infections of oral cavity for dental students. The numerous functions of the oral cavity consist of taking in and breaking down of food both mechanically and chemically don, 2007. A bacterial oral infection is when bacteria invade the oral cavity mouth and cause infection the harmful growth of microorganisms. A smaller range of fungal infections, notably candida species, may affect the mouth, although deep mycotic infections such as histoplasmosis, aspergillosis, mucormycoses and paracoccidioidomycosis may occasionally give rise to oral manifestations. Major viral families in the human oral cavity table 1 and the text below describe important viruses.
The use of antibiotics for treatment of periodontal disease or other infections may predispose to the increase of the number of staphylococcus spp. Patients develop this infection when the mucosal barrier is disrupted by any predisposing factor plaque, calculus, or periodontitis in the case of oral infection9. Lynch, dds, phd t he soft tissues of the mouth, oral pharynx, and adjacent salivary glands are particularly susceptible to various viral infections, some of which are site specific. My wife was operated for oral cavity cancer in june,2010 on right side of jawboth lower n upper side. Oral manifestations of viral infections article pdf available in official journal of the south african academy of family practiceprimary care. Intro what is a virus basic structure sequlae of infection classification 3. Clinical management of oral cavity and systemic infections. They can affect the teeth, gums, palate palit, the roof of the mouth, tongue, lips, and inside of the cheeks.
Infections of the mouth and oral cavity can be caused by a variety of pathogens, including bacteria, viruses, and fungi. Since both gram positive and gram negative bacteria can potentially cause systemic. Fungal infection seminar authorstream presentation. Original article morphology of the oral cavity of the. The plethora of mammalian viruses in the lesions seen in periodontitis proposes that viruses play a. Unlike the oropharynx, hpvassociated scc of the oral cavity is relatively uncommon. Members of the human herpesvirus hhv and human papillomavirus hpv families cause the most common primary viral infections of the oral cavity. Periodontal diseases, endodontic infections and submucous abscesses in.
Shafers textbook of oral pathology 7th edition pdf free shafers textbook of oral pathology the periodic and timely revisions of shafers textbook of oral pathology have brought out a treatise, well conceived and written with the aim of updating students all necessary nuances of the specialty. The complex oral microbiota contains more than 500 different bacterial species. The clinical presentation is characteristically that of painless lesions measuring 25mm in diameter with pronounced white, papillary projections due to marked hyperkeratosis. These microorganisms easily become resistant to antibiotics, and may result in superinfection. Epsteinbarr virus and cytomegalovirus two herpes viruses with oral manifestations assya krasteva, department of oral and image diagnostic, faculty of dental medicine, medical. The majority of opportunistic oral mucosal fungal infections are due to candida albicans and aspergillus fumigatus species. In almost all infections in the oral cavity, mixed populations of bacteria are present. The immune compromised patients after treatment of oral cancer may have a chance of infection by drugresistant opportunistic microbes. Outline bacterial infections fungal infections viral infections oral pathology infectious diseases with manifestations in oral cavity. Oral pathology bacterial infections of the oral cavity.
Streptococcus mutans is related to caries and blackpigmentedbacteroides species are suspected pathogens in periodontal disease. View fungal infection in oral cavity ppts online, safely and virus free. Such microbes that originate in the oral cavity, representative microorganisms include staphylococcus aureus, pseudomonas aeruginosa, and candida albicans 1,14. Antibiotic use in dental practice med oral patol oral cir bucal 2007. I will be blunt my breath is not the best in the world, to the point that i avoid kissing my partner whenever i can. Oral infections are very common and may be a sign of an illness involving other parts of the body. Detailed consideration is given to the underlying mechanisms and pathways linking oral infections to general health, including metastatic spread of infection from the oral cavity as a result of transient bacteremia, metastatic injury from the effects of circulating oral microbial toxins, and metastatic inflammation caused by immunological. Antibiotics are indicated for the treatment of odontogenic infections. Infections oral manifestations of systemic disease. These viruses are usually very contagious and can cause painful oral sores, depending on the type of oral virus. Oral cavity the oral cavity is a fearsome orifice guarded by ranks of upper and lower horns lamentably, quite subject to erosion, demanding constant gratification, and teeming with microorganisms, some of which are potentially harmful.
A wide range of viral infections can give rise to oral manifestations andor may reside within the mouth. Oral sex, oral health and orogenital infections saini r. The infectivity of oral viral disease varies dramatically from organism to organism. Infections of the oral cavity are most commonly odontogenic in origin and include dental caries, periapical infections, gingivitis, periodontal infections and abscesses, and deep fascial space infections. The palate hard and soft separates the nasal and the oral cavities. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Parasitic infections affecting the oral cavity request pdf. Herpes simplex virus hsv infection the herpes viridae family of viruses contains nine different viruses that are pathogenic in humans in general, infections above the waist are caused by hsv 1 and hose below the waist by hsv 2,although with changing sexual practices, it is not uncommon to culture hsv 2 from oral lesions and vice versa the most common. Oral cavity alterations diagnosis in cerebral palsy subjects.
Hpv infections have received particular attention in recent years, as highrisk strains have been linked to some cases of oral squamous cell carcinoma. The virus enters the skin through a minor external injury, or through the oral mucosa, eyes or genitalia. Oral manifestations of viral infections van heerden wfp, bchd, mchd oral path, fc path sa oral path, phd, dsc department of oral pathology and oral biology, university of pretoria correspondence to. If left untreated, hiv eventually destroys many of these cells and without them, the body cant. Hiv affects specific cells of the immune system, called cd4 cells and helper t cells.
Mucor and cryptococcus also have a major role in causing oral infections, whereas geotrichum, fusarium, rhodotorula, saccharomyces and penicillium marneffei are uncommon pathogens in the oral cavity. Start studying bacterial infections of the oral cavity. Infectious diseases we are surrounded and inhabited by an enormous number of. Diseases and disorders caused by oral microorganisms are very common and economically important, in particular dental caries loss of tooth integrity caused by. They include the herpes simplex virus, hand, foot and mouth disease hfmd, and in some cases, human papillomavirus or hpv. Different shapes, ranging from spheres to rods and spirals. Oral infections are infections that occur in or around the mouth and are caused by bacteria and viruses. Oral infections, a mirror of our overall health condition. The oral cavity, tongue, teeth and gums speak volumes about our health. Immunity in the oral cavity british society for immunology. Viral and fungal infections of the oral cavity sciencedirect. The lesions or unhealthy periodontal status of oral cavity accelerates the phenomenon of transmission of infections into the circulation. The oral cavity as a reservoir of bacterial pathogens for. The incidence of oral cavity scc in individuals younger than age 40, who have no known risk factors nonsmokers and not infected with.
Shafers textbook of oral pathology 7th edition pdf free. This entry was posted in oral care and tagged anug, bacterial infection of the oral cavity, noma, scarlet fever on january 3, 2012 by meifong. The oral cavity, eyes and genitalia are affected by hsv1, whereas the genitalia are mainly involved in hsv2. Infectious diseases of the oral cavity flashcards quizlet. Herpes simplex hsv i and ii skin, mucosa, eye and cns 4. Clinical forms urti rhinopharyngeal fever follicular conjunctivitis epidemic keratoconjunctivitis pertussislike disease hemorrhagic cystitis acute diarrhea reye or reyelike syndrome in immunodeficient patients pneumonia with bronchiolitis, bronchoectasis, pneumofibrosis. Introduction bacteria constitute a large domain of prokaryotic microorganisms. Bacterial infections of oral cavity free download as powerpoint presentation. Symptoms of oral cavity infections fungal infection of oral cavity ppt. Oral and maxillofacial infections edition 3 by richard g. Division of oral pathology, faculty of dental medicine mu plovdiv.
Table 1 summarizes the main characteristics of common oral infections. Dr ravikumar v, jr ii, dept of oral path, gdc, kottayam 2. A list of the most important bacteria commonly isolated from the oral cavity is presented in table i. Viral oral infections are virus that can affect the mouth and oral area. Viral diseasesinfections of the oral cavity, oral mucosa and perioral regions are generally encountered by dentists and have not received the required recognition until recently and viruses are both ulcerogenic and the tumorigenic agents of human oral cavity. Download here free healthcaremagic app to ask a doctor. Fernandes s, tarquinio marinho kc, giovani em 2017 oral cavity alterations diagnosis in cerebral palsy subjects. It just crossed my mind that my problem might be a bacterial mouth infection. Parasite infection in oral cavity ppt doctor answers on. Mouth infections are usually diagnosed on history and physical exam in the dental office or at a clinic visit with an otolaryngologist. These cells play a critical role in combating infectious diseases. Oral and maxillofacial infections is the gold standard of dental books dealing with oral and facial infections, comprehensively addressing all aspects of the diagnosis and management of infections of the jaws. This rfa is intended to solicit a broad range of research proposals on oral opportunistic infections with viruses, including human herpesvirus hhv.
Uncommon opportunistic fungal infections of oral cavity. Periodontology 2000 oral viral infections of adults. Thoroughly updated to reflect extensive changes in the medical field, this new. Swelling within the oral cavity or cheeks, along with a history of progressively worsening tooth pain and fevers, is usually enough evidence to support the diagnosis of a mouth infection. Thoroughly updated to reflect extensive changes in the medical field, this new edition presents a unique blend of the latest research findings, along with theory and. Bacteria and viruses usually cause oral infections. Hivaids associated oral viral infections release date. What are the most common types of viral oral infections. Oral infections are infections that occur in or around the mouth. Call and register to join 9989626152 25 week daily session 5 8 pm monday to friday 400 hours of live online classes for mds entrance preparation. Most bacteria in the body are harmless or even helpful. Pathogenic bacteria predominate in the oral cavity of. Bacterial infections of the oral cavity flashcards quizlet. Bacterial infections of oral cavity linkedin slideshare.
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