The palate hard and soft separates the nasal and the oral cavities. Infectious diseases of the oral cavity flashcards quizlet. Division of oral pathology, faculty of dental medicine mu plovdiv. Hiv affects specific cells of the immune system, called cd4 cells and helper t cells. Most bacteria in the body are harmless or even helpful. 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. Thus consequences of unhealthy or painful oral cavity are significant and oral health should be given. 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. Symptoms of oral cavity infections fungal infection of oral cavity ppt.
Bacteria and viruses usually cause oral infections. 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. Download here free healthcaremagic app to ask a doctor. Shafers textbook of oral pathology 7th edition pdf free. This rfa is intended to solicit a broad range of research proposals on oral opportunistic infections with viruses, including human herpesvirus hhv. Oral infections are very common and may be a sign of an illness involving other parts of the body. These microorganisms easily become resistant to antibiotics, and may result in superinfection. Oral infections are infections that occur in or around the mouth and are caused by bacteria and viruses. 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. The oral cavity as a reservoir of bacterial pathogens for. However, some do cause disease and produce pathogens in the body that make you sick. Periodontal diseases, endodontic infections and submucous abscesses in. Major viral families in the human oral cavity table 1 and the text below describe important viruses.
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. Original article morphology of the oral cavity of the. 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. 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. Many of these infections only affect the mouth, but some can spread and become systemic infections. The majority of opportunistic oral mucosal fungal infections are due to candida albicans and aspergillus fumigatus species. If left untreated, hiv eventually destroys many of these cells and without them, the body cant.
The plethora of mammalian viruses in the lesions seen in periodontitis proposes that viruses play a. My wife was operated for oral cavity cancer in june,2010 on right side of jawboth lower n upper side. Epsteinbarr virus and cytomegalovirus two herpes viruses with oral manifestations assya krasteva, department of oral and image diagnostic, faculty of dental medicine, medical. Hpv infections have received particular attention in recent years, as highrisk strains have been linked to some cases of oral squamous cell carcinoma. Periodontology 2000 oral viral infections of adults. Unlike the oropharynx, hpvassociated scc of the oral cavity is relatively uncommon. Diseases and disorders caused by oral microorganisms are very common and economically important, in particular dental caries loss of tooth integrity caused by. Infections oral manifestations of systemic disease.
Oral manifestations of viral infections article pdf available in official journal of the south african academy of family practiceprimary care. Antibiotic use in dental practice med oral patol oral cir bucal 2007. The virus enters the skin through a minor external injury, or through the oral mucosa, eyes or genitalia. Start studying bacterial infections of the oral cavity. 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. Since both gram positive and gram negative bacteria can potentially cause systemic. Microbial diseases of the mouth and oral cavity microbiology. Oral cavity alterations diagnosis in cerebral palsy subjects. Bacterial infections of oral cavity free download as powerpoint presentation. They include the herpes simplex virus, hand, foot and mouth disease hfmd, and in some cases, human papillomavirus or hpv. 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. The oral cavity, tongue, teeth and gums speak volumes about our health. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Viral and fungal infections of the oral cavity sciencedirect. 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. 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. Uncommon opportunistic fungal infections of oral cavity. Patients develop this infection when the mucosal barrier is disrupted by any predisposing factor plaque, calculus, or periodontitis in the case of oral infection9. 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. A bacterial oral infection is when bacteria invade the oral cavity mouth and cause infection the harmful growth of microorganisms. Oral infections are infections that occur in or around the mouth. Table 1 summarizes the main characteristics of common oral infections. The infectivity of oral viral disease varies dramatically from organism to organism. Antibiotics are indicated for the treatment of odontogenic infections. Streptococcus mutans is related to caries and blackpigmentedbacteroides species are suspected pathogens in periodontal disease.
The complex oral microbiota contains more than 500 different bacterial species. Viral oral infections are virus that can affect the mouth and oral area. View fungal infection in oral cavity ppts online, safely and virus free. 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. These cells play a critical role in combating infectious diseases. Thoroughly updated to reflect extensive changes in the medical field, this new. Pdf examination of the oral cavity is an integral part of every clinical examination. Outline bacterial infections fungal infections viral infections oral pathology infectious diseases with manifestations in oral cavity.
The use of antibiotics for treatment of periodontal disease or other infections may predispose to the increase of the number of staphylococcus spp. Start studying infectious diseases of the oral cavity. 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. Infections of the mouth and oral cavity can be caused by a variety of pathogens, including bacteria, viruses, and fungi. Herpes simplex hsv i and ii skin, mucosa, eye and cns 4. Such microbes that originate in the oral cavity, representative microorganisms include staphylococcus aureus, pseudomonas aeruginosa, and candida albicans 1,14. Pathogenic bacteria predominate in the oral cavity of. The immune compromised patients after treatment of oral cancer may have a chance of infection by drugresistant opportunistic microbes. Hivaids associated oral viral infections release date. Different shapes, ranging from spheres to rods and spirals. 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. Oral infections, a mirror of our overall health condition. Intro what is a virus basic structure sequlae of infection classification 3. Parasitic infections affecting the oral cavity request pdf.
However, recent evidence points to a certain specificity in these infections. Bacterial infections of the oral cavity flashcards quizlet. Bacterial infections of oral cavity for dental students. The lesions or unhealthy periodontal status of oral cavity accelerates the phenomenon of transmission of infections into the circulation. These viruses are usually very contagious and can cause painful oral sores, depending on the type of oral virus. The clinical presentation is characteristically that of painless lesions measuring 25mm in diameter with pronounced white, papillary projections due to marked hyperkeratosis. Mouth infections are usually diagnosed on history and physical exam in the dental office or at a clinic visit with an otolaryngologist. Fernandes s, tarquinio marinho kc, giovani em 2017 oral cavity alterations diagnosis in cerebral palsy subjects. What are the most common types of viral oral infections. 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. Introduction bacteria constitute a large domain of prokaryotic microorganisms. It just crossed my mind that my problem might be a bacterial mouth infection. A list of the most important bacteria commonly isolated from the oral cavity is presented in table i.
The oral cavity, eyes and genitalia are affected by hsv1, whereas the genitalia are mainly involved in hsv2. 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. Parasite infection in oral cavity ppt doctor answers on. Infectious diseases we are surrounded and inhabited by an enormous number of.
Fungal infection seminar authorstream presentation. Oral and maxillofacial infections edition 3 by richard g. Bacterial infections of oral cavity infection public. Dr ravikumar v, jr ii, dept of oral path, gdc, kottayam 2. 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. The numerous functions of the oral cavity consist of taking in and breaking down of food both mechanically and chemically don, 2007. Immunity in the oral cavity british society for immunology. The incidence of oral cavity scc in individuals younger than age 40, who have no known risk factors nonsmokers and not infected with. Bacterial infections of oral cavity linkedin slideshare. 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. Members of the human herpesvirus hhv and human papillomavirus hpv families cause the most common primary viral infections of the oral cavity. They can affect the teeth, gums, palate palit, the roof of the mouth, tongue, lips, and inside of the cheeks. Oral pathology bacterial infections of the oral cavity. In almost all infections in the oral cavity, mixed populations of bacteria are present.
79 490 514 1403 1459 191 691 1239 1072 518 102 446 308 893 186 237 1635 1331 1220 506 168 1108 577 315 580 902 801 967 229 203 1025 75 890 390 1409 1177 1092 639 845 113 613