Download - Examination of the oral cavity
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Examination of the Oral Cavity
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Fast review of Examination of the Oral Cavity
Complete examination of the oral cavity includes:• Lips and Labial Mucosa
• Buccal Mucosa
• Mucobuccal Fold
• Hard Palate
• Soft Palate and Uvula
• Oropharynx & Nasopharynx
•Tongue
•Floor of Mouth
•Muscles of Mastication
•Periodontium
•Teeth
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Oral Examination
• Many diseases (systemic or local) have signs that appear on the face, head & neck or intra-orally
• Making a complete examination can help you create a differential diagnosis in cases of abnormalities and make treatment recommendations based on accurate assessment of the signs & symptoms of disease
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Oral Examination
• Each disease process may have individual manifestations in an individual patient
• And there may be individual host reaction to the disease
• Careful assessment will guide the clinician to accurate diagnosis
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Scope of responsibility
• Diseases of the head & neck• Diseases of the supporting hard & soft tissues• Diseases of the lips, tongue, salivary glands,
oral mucosa• Diseases of the oral tissues which are a
component of systemic disease
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Equipment
• Assure that you have all the supplies necessary to complete an oral examination– Mirror– Tissue retractor (tongue blade)– Dry gauze
• You must dry some of the tissues in order to observe the any color changes
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Exam of the Head & Neck; Oral Cavity
• Be systematic• Consistently complete the exam in the same
order
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Extra-oral examination
• Observe: color of skin• Examination area of head & neck
• Determine: gross functioning of cranial nerves– Normal vs. abnormal • Paralysis
– Stroke, trauma, Bell’s Palsy
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Examination of Lips and Labial Mucosa
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Exam: Lips
• Observe the color & its consistency-intra-orally and externally
• Is the vermillion border distinct?• Bi-digitally palpate the tissue around the lips.
Check for nodules, bullae, abnormalities, mucocele, fibroma
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Exam: Lips
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Exam: Lips
• Evert the lip and examine the tissue• Observe frenum attachment/tissue tension• Clear mucous filled pockets may be seen on
the inner side of the lip (mucocele). This is a frequent, non-pathologic entity which represents a blocked minor salivary gland
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Exam: Lips-palpationExam: Lips-palpation Color, consistencyColor, consistency Area for blocked minor salivary Area for blocked minor salivary
glandsglands Lesions, ulcersLesions, ulcers
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Exam: Lips
• Frenum:– Attachment– Level of attached gingiva
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Exam: Lips
• Palpate in the vestibule, observe color
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Buccal Mucosa
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Examination: Buccal Mucosa
Observe color, character of the mucosa Normal variations in color among
ethnic groups Amalgam tattoo
Palpate tissue Observe Stenson’s duct opening
for inflammation or signs of blockage
Visualize muscle attachments, hamular notch, pterygomandibular folds
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Examination: Buccal Mucosa
Linea alba Stenson’s duct
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Examination: Buccal Mucosa
Lesions – white, red Lichen Planus, Leukedema
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Palpation of the Buccal Mucosa and Mucobuccal Fold
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Gingiva
• Note color, tone, texture, architecture & mucogingival relationships
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Gingiva
• How would you describe the gingiva?– Marginal vs. generalized?– Erythematous vs. fibrous
• Drug reactions: Anti-epileptic, calcium channel blockers, immunosuppressant
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Hard Palate
1. Incisive Papillae 2. Palatine Rugae 3. Palatine Raphe 4. Fovea Palatina 5. Vibrating Line
6. Uvula
Indirect Visual Inspection
Direct Visual Inspection
Palpation
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Exam: Hard palateExam: Hard palate
Minor salivary glands, attached gingiva
Note presence of tori: tx plan any pre-prosthetic surgery
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Soft Palate and Uvula
Examined by either indirect visualization or palpation. Palpation is completed by using the index finger and pressing upward
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Exam: Soft palateExam: Soft palate How does soft palate raise upon How does soft palate raise upon
“aah”?“aah”? Vibrating line, tonsilar pillars, Vibrating line, tonsilar pillars,
tonsils, oropharynxtonsils, oropharynx
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Exam: OropharanyxExam: Oropharanyx
Color, consistency of tissueColor, consistency of tissue Look to the back, beyond the soft Look to the back, beyond the soft
palatepalate Note occasional small globlets of Note occasional small globlets of
transparent or pink opaque transparent or pink opaque tissue which are normal and may tissue which are normal and may include lymphoid tissueinclude lymphoid tissue
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Tonsils
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Exam: TonsilsExam: Tonsils Tucked in at base of anterior &
posterior tonsilar pillars Globular tissue that has
“punched out” appearing areas Regresses after adulthood May see white “orzo rice like” or
“torpedo” shaped white concretions within the tissue
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Exam: Maxilla & Exam: Maxilla & MandibleMandible
• Evaluate for Epulis fissuratum
• If you make a new denture will the excess tissue resolve?
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TongueDorsal and Ventral view
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TONGUE
• Tongue
1. Lingual Tonsil 2. Circumvallate Papillae 3. Foliate Papillae 4. Median Sulcus 5. Filiform Papillae 6. Fungiform Papillae
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Tongue
Visual Inspection Palpation
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Exam: Tongue
• The tongue and the floor of the mouth are the most common places for oral cancer to occur
• It can occur other places; so visualize all areas
• You may observe:– Circumvalate papillae, epiglottis
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Exam: Tongue
• Have the patient stick out their tongue• Wrap the tongue in a dry gauze and gently
pull it from side to side to observe the lateral borders
• Retract the tongue to view the inferior tissues
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Exam: Tongue
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Exam: Tongue
• You may observe lingual varicosities
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Exam: Tongue
• You may observe geographic tongue (erythema migrans)
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Exam: Tongue
• You may observe drug reaction
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Exam: Tongue
• Observe signs of nutritional deficiencies, immune dysfunction
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Exam: Tongue
• You may observe oral cancer
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Floor of Mouth
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Floor of Mouth
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Exam: Floor of mouthExam: Floor of mouth Visualize, palpate - bimanuallyVisualize, palpate - bimanually Wharton’s duct Wharton’s duct Must dry to observeMust dry to observe
Does “lesion” wipe off?Does “lesion” wipe off? Where are the two mostWhere are the two most likely areas for oral cancer?likely areas for oral cancer?
lateral border of the tonguelateral border of the tongue Floor of mouthFloor of mouth
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Palpation of the floor of the mouth
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Exam: Floor of mouthExam: Floor of mouth
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Exam: Floor of mouthExam: Floor of mouth Squamous Cell CarcinomaSquamous Cell Carcinoma
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Exam: Floor of mouthExam: Floor of mouth Squamous Cell CarcinomaSquamous Cell Carcinoma
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Exam: Leukoplakic area
Edentulous Mandibular Ridge
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Exam: Floor of mouthExam: Floor of mouth Oral Cancer:Oral Cancer:
RedRed WhiteWhite Red and WhiteRed and White
Does the patient have important Does the patient have important risk factors for oral cancer?risk factors for oral cancer? Counseling for smoking and alcoholCounseling for smoking and alcohol
Cessation Cessation
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Ulcer Examination
Ulcers should be evaluated for the character of their:
Base Depth
Edges Color
Discharge Relations to surrounding tissues
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Squamous Cell Carcinoma
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Triaging Lesions *
• Describe it’s characteristics– Size, shape, color, consistency, location
• How long has it been present?• Is it related to a trauma?– Fractured cusp, occlusal trauma
• Has it occurred before?• Can you wipe it off? • Does the patient have specific risk factors for
neoplastic lesions?
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Triaging Lesions *
• Any lesion that is suspicious should be re-evaluated in 2 weeks– Lesions due to infectious processes would have
healed in that time frame– If it remains, the lesions should be biopsied
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Tooth Examination
• Caries Pattern
• Missing Teeth
• Size, Color, and Structural Changes • Eruption Pattern • Percussion
• MOBILITY
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Exam: Maxilla & Exam: Maxilla & MandibleMandible• size, shape, contour• pre-prosthetic treatment•Tori removal• tuberosity reduction•Soft or hard tissue or both
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Exam: Maxilla & Exam: Maxilla & MandibleMandible
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Exam: Maxilla & Exam: Maxilla & MandibleMandible
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Occlusion
• Orthodontic classification
• Interferences
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Occlusion
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Systematic Oral Systematic Oral ExaminationExamination Done at initial exam & at recalls
unless patient history requires sooner
You must visualize all areas of the oral cavity
Oral cancer can occur in other places than the lateral borders of the tongue & the floor of the mouth
Be complete Do good, do no harm, do justice,
respect autonomy
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Visualize all areas
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Breath
• Oral odors can indicate:– Infection: caries, periodontal dx– URT infections– Chronic G.I. disturbances– Lung abscess– Diabetic acidosis– Uremia, kidney problem– Liver failure: mousy, musty odor– Self-medication with alcohol
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THANK YOUTHANK YOU