上海交通大学-口腔医学口腔粘膜病学课件溃疡类疾病

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superficial
free unclear Pemphigus Herpes simplex
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II.Recurrent Aphthous Ulcer
1.Preface
• Name
recurrent aphthous ulcer RAU recurrent aphthous stomatitis RAS recurrent oral ulcer ROU
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2. Etiology
Mechanical factors: a sharp or broken tooth,
rough fillings, clumsy use of cutting dental instruments, hard foodstuffs, sharp foreign bodies, biting of the mucosa, and denture irritation etc.
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• disease-process
prodromal 24h ulcerative
stage
stage
outbreak
10d-14d
intermission
healing
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4. Pathology : nonspecific inflammation
5. Diagnosis
• In severe cases, intralesional steroid injection or systemic steroids in a low dose (10-20 mg prednisone) for 5-10 days reduce the pain dramatically.
stomach、hepatitis、colonitis、diarrhoea
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3. Clinical features
minor aphthous ulcer major aphthous ulcer herpetiform ulcer
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feature
MiAU
yellow red concave painful small (24mm)
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• denutrition :iron, copper, zinc, folic acid,
Vit B12
• hyperoxide dismutase • microcirculation disturbance :lip,
nail, apex linguae
• systemic factor :ulceration of
MjAU
big (1-3cm) deep scar
course
7-10 days
3-6 weeks
number position
1-5
nonkeratinized oral mucosa
1 soft palate
systemic symptom

lymph nodes swelling
HU
multiple small
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口腔粘膜溃疡类疾病
Oral Ulcerative diseases
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Introduction
Recurrent Aphthous Ulcer BehÇet’s disease Traumatic Ulcer & Traumatic Bulla Reiter’s Syndrome
1 soft palate
systemic symptom

lymph nodes swelling
HU
multiple small
7-10 days >10
tongue lip mouth floor fever headache lymph nodes swelling
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Herpetiform ulcers
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• Typing Lehner’s classification
minor aphthous ulcer (MiAU) major aphthous ulcer (MjAU) herpetiform ulcer (HU)
• Characteristic
recidivity self-healing periodicity
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III. BehÇet’s disease
1. Preface
Hulusi Behçet (1937) Behçet’s disease is a chronic multisystemic inflammatory disorder of uncertain cause and prognosis.
4) ocular lesions: conjunctivitis,
recurrent iritis
5) others systems: joint, digestive,
cardiovascular, nervous, respiratory, urinary
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BehÇet’s disease
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5. Diagnosis
1) recurrent oral ulceration 2) recurrent genital ulceration 3) eye lesions 4) skin lesions 5) positive pathergy test To establish the diagnosis of Behçet’s Disease, recurrent oral ulceration plus any two of the other four major clinical criteria must be present.
• history • clinical feature
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6. Differential diagnosis
• benign ulcer & malignant ulcer • Necrotizing sialadenometaplasia,
Behçet’s disease, herpes simplex, hand-foot-and-mouth disease
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IV. Traumatic Ulcer Traumatic Bulla
1. Preface
Because of the constant motion of the masticatory mucosa over the teeth and the introduction of hard objects into the oral cavity, traumatic ulcers are frequent.
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feature
MiAU
yellow red concave painful small (24mm)
MjAU
big (1-3cm) deep scar
course
7-10 days
3-6 weeks
number position
1-5
nonkeratinized oral mucosa
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6. Differential diagnosis
RAU Herpetic atomatitis Crohn’s disease Reiter’s syndrome Stevens-Johnson syndrome
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7. Treatment
Symptomatic in mild cases. Systemic steroids, immunosuppressive drugs, colchicines, thalidomide, and dapsone are administered in severe cases.
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2. Etiology unknown
• immunity : cellular immunity, humoral immunity, complement, autoantibody • heritage • infection :HSV • environment: psychology
7-10 days >10
tongue lip mouth floor fever headache lymph nodes swelling
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Minor aphthous ulcers
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feature
MiAU
yellow red concave painful small (24mm)
cachexy
chronic inflammation yes
cancer no
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7. Treatment • principle:symptomatic treatment • Evaluation of curative effect
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• Topical application of a steroid ointment reduces discomfort and decreases the duration of the lesions. Topical anesthetics, antibiotics, mouthwashes, etc., have been used.
Physical factors: thermal burns
Chemical factors: strong acid, strong base,
As2O3, Ag(NO)3, iodophenol
2. Etiology Unknown
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3. Clinical features 1) oral mucosa: minor aphthous ulcer
2) genital lesion: ulcer 3) skin lesions: erythema nodosum,
epifolliculitis, pustule after needling
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4. Pathology :
Histopathologic changes consist of a perivascular mononuclear cellular infiltrate, endothelial cell swelling or necrosis, partial luminal obliteration and occasional fibrinoid necrosis of the vessels.
MjAU
big (1-3cm) deep scar
course
7-10 days
3-6 weeks
number position
1-5
nonkeratinized oral mucosa
1 soft palate
systemic symptom

lymph nodes swelling
HU
multiple small
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Comparison
age depth self-healing systemic condition pathology recurrence
benign ulcer youth deep yes
malignant ulcer the aged
Deep or shallow no
good
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ulcer
ຫໍສະໝຸດ Baidu
erosion
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Comparison
continuity of epithelium
basal cells border diseases
ulcer
broken severe involved clear RAU Behcet’s disease Syphilis
erosion
7-10 days >10
tongue lip mouth floor fever headache lymph nodes swelling
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Major aphthous ulcers Periadenitis Mucosa Necrotica Recurrens
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Major aphthous ulcers
Summary & Questions
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I. Introduction
1. Ulcers are one of the most common types of lesions seen in oral mucosa.
2. The difference between ulcer and erosion.
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