The development of oral cancer seems to begin in many cases with exposure of the mucosal surfaces14of the upper aerodigestive tract to topical carcinogens, predominantly alcohol and tobacco. Principles of cancer chemotherapy authorstream presentation. According to the latest who data published in may 2014 oral cancer deaths in singapore reached 314 or 1. Early detection of skin cancers can lead to better outcomes.
Anyone can get oral cancer, but the risk is higher if you are male, use tobacco, drink lots of alcohol, have hpv, or have a history of head or neck cancer. If you are facing oral cavity or oropharyngeal cancer, we can help you learn about the treatment options and possible side effects, and point you to information and services to help you in your cancer journey. Radiotherapy and surgery remain the primary modalities of curative. Oral cancer is cancer that develops in the tissues of the mouth or throat. Find powerpoint presentations and slides using the power of, find free presentations research about oral tumors ppt. Common oral conditions in older persons american family. Oral cancer is increasing in indian subcontinent mainly due to lack of hygiene. Ppt understanding cancer powerpoint presentation free to. These parameters are then combined to give the tnm stage. Oral cancer is a serious disease that is on the increase.
You may have just one type of treatment, or you may undergo a combination of cancer treatments. Cancer of the oral cavity is one of the most common malignancies, 1 especially in developing countries, but also in the developed world 2. Early detection and prompt treatment offer the best chance for cure. Better understanding of molecular biology of hnscc. New diagnostic methods can help detect neoplasia earlier and improve your pets chances, and new treatment methods are being developed to provide better success rates with less risk of side effects. Oral cancer can affect your tongue, cheek, palates, and even the floor of the mouth. Typically present without a significant history of tobacco or alcohol abuse. It belongs to a larger group of cancers called head and neck cancers. Mohamed rahil maxillofacial surgeon tikrit dentistry college 2. Histopathology, biology and markers the oral cancer. Mouth cancer uk pdf ppt case reports symptoms treatment. Before or during chemotherapy, radiation therapy can shrink the cancer so that chemotherapy works better. Treatment of other cancers with potential for cure.
In a survey of md anderson cancer patients, almost half of men and women said they had new sexual problems after treatment. Oral cancer is cancer that starts in the mouth or throat. Introduction the incidence of esophageal cancer is on the rise with over 12,000 americans developing this disease each year figure 2. Variations in the incidence of esophageal cancer are seen with age, sex, and race. In some persons exposed to these carcinogens or cocarcinogens, premalignant and malignant lesions 5,6 develop in a multistep process within the mucosa. Prevention and patient management dentists play an important role in the early detection of oral cancer. Prevention and patient management what is oral cancer. According to the latest who data published in may 2014 oral cancer deaths in canada reached 80 or 0. Biomolecular markers can be used in the management of scc oral cancer. An overview of oral cancer in indian subcontinent and recommendations to decrease its incidence.
Intraoral and oropharyngeal tumors are more common among men. Pdf recent trends in prevention of oral cancer researchgate. Definition of cancer uncoordinated and uncontrolled growth of the tissue, resulting from multiplication of its cells and the condition persists even after the stimulus or the initiating factor is removed. Oral cancer is among the 10 most common cancers worldwide, and is especially seen in disadvantaged elderly males. Oral cancer foundation, national cancer institute, national institutes of health oral cancer fact sheet american association of oral and maxillofacial surgeons. Oral and maxillofacial pathology lecture notes pdf weebly. The floor of the mouth is an area under the tongue, between the lower jaw bones mandible. Depending on the method of treatment and the location and type of skin cancer, the likelihood of a recurrence of a previously treated skin cancer is as low as 1% to 2% for mohs surgery and up to 10% to 15% for destruction by electrodessication and curettage. Squamous cell carcinoma scc is the most common histology and the main etiological factors are tobacco and alcohol use 3.
Oral presentations scoring rubric excellent 4 good 3 adequate 2 weak 1 response to assignment. Jan 22, 2014 we use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Presented material is completely analyzed and evaluated, providing support for main points with reasons, discussion of alternatives, explanations, and examples as appropriate presented material is analyzed. For this chapter, oral cancers include cancers of the mucosal lip, tongue, gum, floor of the. Control cancer when chemotherapy keeps cancer from spreading, slows its growth, or destroys cancer cells that have spread to other parts of your body. More than 100,000 chemicals are used by americans, and about 1,000 new chemicals are introduced each year. A doctor or dentist may find some oral cavity and oropharyngeal cancers or precancers during a routine exam, but many of these cancers are found because of signs or symptoms a person is having. Improving diagnoses of oral cancer centers for disease. Are more likely to be males, married and collegeeducated.
Summary the main problem of oral cancer is early detection surgery is still the most important modality in management of oral cancer. Cancer of the floor of the mouth usually occurs when a group of cells under the tongue become abnormal and starts growing out of control. In particular, performing oral screening and early diagnosis increases the opportunities to detect the disease in its early stages. Find powerpoint presentations and slides using the power of, find free presentations research about oral mucosa histology ppt.
Mechanism of action in relation to cell cycle cell cycle phase nonspecific agents have a linear dose response curve. Heavy tobacco and heavy alcohol use combine to greatly increase the risk of oral cancer. Oral cavity squamous cell carcinoma scc is common, and despite its relative ease of. Surgery is the most well established mode of initial definitive treatment for a majority of oral cancers. Lung cancer is the leading cause of cancer deaths in the united states. Oral presentations are expected to provide an appropriate level of analysis, discussion and evaluation as required by the assignment. Missed opportunities for early diagnosis and treatment, however, result in significant. The earlier the cancer is detected, the easier the treatment and the greater the chance of a cure. Are more likely to be males, married and college educated. Pdf oral cancer is the sixth most common cancer in the world, and it continues to represent a serious public health problem. As patient awareness regarding the danger of oral cancer increases, the demand for screening is expected to increase. Cancer in young patients part 2 oral cancers in lowrisk subjects. Oral cancer and precancerous lesions the oral cancer foundation. Most oral cancers begin in the flat cells that cover the surfaces of your mouth, tongue, and lips.
Twothirds of the global incidence of oral cancer occurs in low and middleincome. Oral cancer, squamous cell carcinoma, young patients. Definition of cancer uncoordinated and uncontrolled growth of the tissue, resulting from multiplication of its cells and the condition persists even after the. A digital manual for the early diagnosis of oral neoplasia. A doctor or dentist usually finds oral cancer in its early stages because the mouth can be easily examined. Oral cancer detection li y, st john ma, zhou x, kim y, sinha u, jordan rck, eisele d, abemayor e, elashoff d, park nh and wong dt. Nccn clinical practice guidelines in oncology nccn. If detected early, cervical cancer is one of the most successfully treatable cancers. When a malignant tumor grows in this area it is called floor of the mouth cancer. All cancerous tumors are staged by determining the tumor size t, the lymph node status n and the presence of metastasis m. Head and neck cancers are the sixth most common form of cancer globally2, and around 500,000 new cases of oral and oropharyngeal cancers are diagnosed annually, threequarters of which occur in the. The public is generally unaware of oral cancer and its risk factors. The chances of successful treatment depend on how large the cancer has grown and whether it has already spread to other sites in the body.
Oral presentations are expected to completely address the topic and requirements set forth in the assignment, and are appropriate for the intended audience. Who guidelines for screening and treatment of precancerous. Snmmi agrees that the written and oral instructions must be provided to the patient far enough in advance of treatment, without compromising patient care, to ensure that the patient has sufficient time to determine whether or not heshe can actually comply with the instructions and to make whatever arrangements may be necessary for compliance. Get an overview of cervical cancer and the latest key statistics in the us. Cure cancer when chemotherapy destroys cancer cells to the point that your doctor can no longer detect them in your body and they will not grow back. Oral cancer surgery can be very disfiguring and thus. Oral cancer is fairly common and very curable if found and treated at an early stage.
Oral or mouth cancer most commonly involves the tongue. Some cancer types, even though disseminated, such as leukemias and lymphomas in children, and testicular. Oral cancer is more common than leukemia, hodgkins disease and cancers of the brain, liver, bone and stom. Oral cancers ppt at west georgia technical college studyblue. Pdf oral cancers often occurs out of long standing potentially malignant lesions.
Sexual problems are one of the most common longterm side effects that cancer patients face. American cancer society, cancer facts and figures 2007. After chemotherapy, radiation therapy can be used to kill any. Treatment for mouth cancer depends on your cancer s location and stage, as well as your overall health and personal preferences. An overview of oral cancer in indian subcontinent and. Interventions for the treatment of oral cavity and oropharyngeal cancer. Then, if cancer is suspected, tests will be needed.
Autofluorescence guided surveillance for oral cancer american association for cancer research oral cancer knowledge, attitudes and practices the journal of the american dental association value of visual screenings study world health organization managing mucositis elsevier publishing directtoconsumer advertising for oral cancer screening devices. National institute of dental and craniofacial research subject. Early detection, causes and screening of oral cancer. Squamous cell carcinoma oral cancer ppt slideshare. Radiation may be given before, during, or after chemotherapy. The presentation responds to the assignment and addresses the. Njm agar and rs patel department of otorhinolaryngology head and neck surgery, new zealand. Ppt oral cancer powerpoint presentation free to download. The patient rinses with a special rinse and it is looked at in the dark with a glowstick for bright white areas. Screening plays an important role in preventing oral cancer if oral cancer can be detected in an early stage than the chances of healing and improvement is high reference bhatti et al. Oral cancer is the sixth most common cancer worldwide, with a high prevalence in south asia. A free powerpoint ppt presentation displayed as a flash slide show on id. Oral cancer fact sheet american association of oral and.
Oral cancer accounts for roughly two percent of all cancers diagnosed annually in the united states. Parasite may be a cause of cancer schistosomiasis can produce ca of bladdercustoms, habits and life style may be associated with an increased risk of cancer smoking and lung cancer tobacco and beetle chewing and oral cancer. This disease claims the lives of almost 8,000 people each year, or about one person every hour. Visual examination selfexamination clinical physician examination laboratory testing scans mri, cat lung cancer tobacco smoking is the leading cause of various cancers. Older persons are at risk of chronic diseases of the mouth, including dental infections e. Prevent oral cancer with these sensible tips oral cancer starts as a small growth in the mouth or gums that gradually starts to sore. Radiation therapy and you national cancer institute. Salivary transcriptome diagnostics for oral cancer detection. These free booklets are available from the national cancer institute nci. Pdf almost twothirds of oral cancer patients are diagnosed at a late stage, leading to extensive treatment and low survival rates.
It can also occur on the floor of the mouth, cheek lining, gums, lips, or palate roof of. Who library cataloguinginpublication data who guidelines for screening and treatment of precancerous lesions for cervical cancer prevention. Support for people with cancer cancer pain control. Catholic university of louvain, st luc university hospital. It can present as a primary lesion in any of the tissues, by metastasis from a distant site of origin, or by extension from a neighboring anatomic structure, such as the nasal cavity. Focus is on cancers amenable to early detection and treatment, such as oral cancer. A dentist or doctor should examine the problem area. Thus, the reliable differentiation of malignant lesions from. Oral cancer foundation oral cancer in virginia 460 new cases of oral cancer diagnosed in 2009 160 deaths from oral cancer in 2009 five year survival rates early detection 80 to 90% late detection 45% most detected late. Modified from ajcc manual for staging of cancer, 1997, ed. Radiation therapy given during surgery is called intraoperative radiation.
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