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Exam 2
Dz of Oral Caivty & Salivary Glands
85
Veterinary Medicine
Professional
02/06/2017

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Term
Definition: primary oral cavity dz
Definition
-originating and involving only the oral cavity
Term
Definition: secondary oral cavity dz (example?)
Definition
-result of systemic dz
-ex: uremai
Term
How do we fix our PE for oral cavity disorders?
Definition
-oral exam
-check for pain
-anesthesia: frequently needed for full exam
-LN palpation
-cranial nerve examination
Term
What are some clinical signs seen w/ inflammatory oral dz?
Definition
-anorexia
-halitosis
-bleeding
-ptyalism
-oral pain
-possible lymphadenomegaly
-erythema
-friable tissue
-ulceration
-necrosis
-proliferation
-focal or diffuse dz
Term
What is the most common cause of gingivitis/stomatitis? What causes it?
Definition
-periodontal dz
-due to accumulation of plaque and tratar: gingiva constantly exposed to bacteria and Ag proteisn
Term
What viral infections are commonly involved in oral inflammation?
Definition
-Calici: correlated w/ chronic stomatitis
-FIV, FeLV, FHV-1, bartonella
Term
What examples of immunosuppression commonly cause oral inflammation?
Definition
-FeLV, FIV
-neutropenia due to drugs
Term
Which organisms commonly cause oral inflammation due to infection after mucosal injury?
Definition
-nocardia and fusobacterium
Term
Why does uremia lead to oral inflammation?
Definition
-oral bacteria convert to urea to ammonnia
Term
Which immune-mediated dz commonly cause oral inflammation?
Definition
-pemphigus vulgaris
-bullous pemphigoid
-SLE/discoid lupus
Term
Secondary bacterial infections in the oral caity are common. Which organisms are common? Which abx are commonly used?
Definition
-anaerobes
-Abx: Metronidazole, Clindamycin
Term
What causes lymphoplascamytic gingivitis/stomatitis/pharyngitis?
Definition
-idiopathic but exacerated by secondary bacterial infection and periodontal dz
Term
What lesions do we see due to lymphplasmoctic gingivitis/stomatitis/pharyngitis? Ddx?
Definition
-proliferative, cobblestone lesions (especially glossopalatine arches, gingiva)
-Ddx: plasma cell gingivitis
Term
How do we diagnose lymphocytic gingivitis?
Definition
-histopath: plasma cells +/- lymphocytes w/in mucosa and submucosa
Term
How do we manage lymphplasmocytic gingivitis?
Definition
-dental cleaning
-extractions as needed
-home dental hygiene
-oral chlorhexidine rinses
-Abx: anaerobic coverage
-dietary change: hypoallergenic
-prednisolone: might cause diabetes
Term
What is the long-term prognosis w/ feline lymphoplasmocytic gingivitis?
Definition
-guarded
-full mouth extractions might help
Term
What is CUPS?
Definition
-Chronic ulcerative paradental syndrome: aka contact mucositis
Term
In which animals do we see lymphoplasmacytic stomatitis (CUPS)? Lesions?
Definition
-dogs
-mucosa inflamed/ulcerated where it contacts the teeth
Term
How do we treat CUPS?
Definition
-clean teeth
Term
What is a periapical abscess?
Definition
-infection around apex (root) of a tooth: tissue around tooth may swell, necrose, and form a fistulous tract to the gum lne or externally
Term
Which tooth is most commonly involved in periapical abscess?
Definition
-upper 4th premolar (carnassial tooth): prone to slab fracture
Term
What are the clinical signs of a periapical abscess?
Definition
-pain
-hyporexia/anorexia
-wt loss
-halitosis
-facial rubbing
-rupture or draining of lesion
Term
How do we treat periapical abscess?
Definition
-tooth extraction and Abx
Term
What is masticatory myositis?
Definition
-immune-mediated dz where Ab pdc agains type 2 M mucle fibers
-idiopathic
Term
What are the clinical signs of acute masticatory myositis? Chronic?
Definition
-Acute: m swelling, m pain, difficulty opening hte mouth
-Chronic: m atrophy, pseudoanorexia, trismus (inability to open the mouth)
Term
How do we diagnose masticatory myositis?
Definition
-Blood test: serum Ab to type 2m fibers
-m biopsy: masseter or temporalis
Term
How do we manage masticatory myositis?
Definition
-prednisone: works quickly but causes m atrophy
-other immunosuppresives: cyclosporine, azathioprine
-nutritional support
-DO NOT FORCE JAW OPEN
Term
What is the prognosis of masticatory myositis?
Definition
-depends on amt of fibrosis
Term
Why do we not force the jaw open w/ masticatory myositis?
Definition
-can break the jaw and the scar tissue will just regrow
Term
Cancer of the oral cavity rank as ___ in dogs and ___ in cats most common locations for tumors.
Definition
-5th
-7th
Term
What are the common oral neoplasms in dogs?
Definition
-malignant melanoma
-SCC
-fibrosarcoma
-epulides
Term
What are the common oral neoplasms in dogs?
Definition
-SCC >>>>>> fibrosarcoma or fibromatous epulides
Term
Which of the common oral neoplasms commonly met?
Definition
-melanoma
Term
What lesions do we see w/ SCC?
Definition
-ulcerated erosive lesion
-ventral to tongue, buccal and labial mucosa, hard palate, tongue
Term
How does oral SCC behave?
Definition
-locally invasive and destroys bone
-met to LN, viscera is rare
Term
What is the prognosis w/ oral SCC?
Definition
-better the more rostral they are b/c we can remove them
Term
How does malignant melanoma behave?
Definition
-locally invasive
-highly metastatic: regional LN, tonsilsn lungs
Term
What lesions occur due to malignant melanoma?
Definition
-dome shaped or sessile: ulcerated or necrotic
-not always melanotic
Term
How do we treat malignant oral melanoma?
Definition
-surgery +/- radiation +/- chemo +/- vx
Term
Where do oral fibrosarcomas commonly occur?
Definition
-lateral maxilalyr arcade b/n canine and 4th premolar
Term
What do oral fibrosarcomas look like? How do they behave?
Definition
-firm and smooth, may be ulcerated
-lcally invasive, recurr
-low met rate
Term
How do we treat oral fibrosarcoma? Prognosis?
Definition
-surgery attempted
-survive 7m-2y
Term
What are epulides? What do they look like?
Definition
-originate from periodontal stroma
-often firm and pedunculated
Term
How do we treat epulides?
Definition
-ride surgical excision
Term
What prognosis occurs w/ epulides?
Definition
-malignant ones have guarded to poor prognosis
-beningn ones have excellent prognosis w/ complete excision
Term
What is the viral etiology of canin eoral papillomatosis?
Definition
-papobirus
Term
What do canine oral papillomatoses look like?
Definition
-pale, smooth elevation that develops rough surface
-older lesions have deep closely packed fronds
-regressing lesions are shriveled and dark grey
Term
What is the prognosis of canine oral papillomatosis?
Definition
-resolve spntaneously in 1-5m
Term
What is gingival hyperplasia? Tx?
Definition
-nodular swelling of gingiva so they cover teeth
-treat periodontal disease, stop causative drug, gingivectomy
Term
What do we see w/ feline eosinophilic granuloma complex (FEGC)?
Definition
-lips look massive
-also ulcers, plaques, and linear granulomas
-also see dysphagia and ptyalism
Term
HOw do we diagnose feline eosinophilic granuloma complex?
Definition
-biopsy
Term
How do we treat FEGC?
Definition
-corticosteroids
-cyclosporine
-hypoallergenic diet
-allergy testing
Term
What is the prognosis of FEGC?
Definition
-fair to good
Term
What is a sialocele?
Definition
-accumulation of salive outside the salivary glands and ducts
-ranulas = from sublingual glands
-reuslts in inflammtion and formation of a CT lining
Term
What are the typical clinical signs of salivary mucoceles?
Definition
-soft-flubtuant
-non-painful swelling
-may have no CS
-may cause dysphagia
Term
How do we diagnose salivary mucoceles?
Definition
-FNA: viscous fluid (rule-out abscess)
-contrast rads to determine gland
Term
How do we treat salivary mucoceles?
Definition
-surgical removal
Term
What is sialadenosis?
Definition
-non-inflamamtory enlargement of salivary glands
Term
What are the clinical signs of sialadenosis?
Definition
-ptyalism
-retching
-guping
-inappetence
-non-painful swelling of salivary glands
Term
How do we diagnsoe sialadenosis?
Definition
-lack of inflammation on cytology and response to anticonvulsant therapy
Term
HOw do we treat sialadenosis?
Definition
-phenobarbital
Term
What is sialedenitis? Other name?
Definition
-inflammation of salivary gland
-aka necrotizing sialometaplasia
Term
How do we treat sialadenitis/necroting sialometaplasia?
Definition
-immunosuppresives +/- anticonvulsants +/- surgical removal
Term
How common is salivary neoplasia? Which breeds?
Definition
-uncommon
-Spaniels, Poodles, Siamese cats
-Cats 2X dogs
Term
What is the most likely salivary tumor?
Definition
-adenocarcinoma
-more rapid to advance in cats
Term
How do we treat salivary neoplasia?
Definition
-surgical removal
Term
What are the typical clinical signs of roal foreign bodies?
Definition
-dysphagia
-dyspnea
-irritation
-laceration
-abscessation
-gingivitis/stomatitis (grass awns)
Term
How do we diagnose oral FB?
Definition
-PE
-rads
Term
How do we treat oral FB?
Definition
-removal of FB: sometimes surgery
-BS abx for 5-7d if mucosal damage is severe
Term
What is an oronasal fistulae?
Definition
-abnormal communication b/n oral and nasal cavity
Term
Which tooth most commonly causes oronasal fistulae?
Definition
-canines
Term
What are some causes behind oronasal fistulae?
Definition
-severe dental dz
-severe trauma
-neoplasia
-congenital lesion like cleft palate
Term
What are the clinical signs of oronasal fistulae?
Definition
-sneezing
-nasal discharge
-+/- periodontal dz
-difficulty nursine + failure to thrive = cleft palate
Term
How do we fix oronasal fistuale?
Definition
-surgery
Term
Which nerves are involved w/ dysphagia?
Definition
-CN V/trigeminal, VII/facial, XII/hypoglossal
Term
What is the prognosis of prehenion disorders?
Definition
-guarded to poor
Term
Describe the onset and clinical signs fo bilateral trigeminal (CN V) nerve paralysis?
Definition
-acute onset
-middle-aged dogs (rare in cats)
-unable to close jaw and prehend food
Term
How do we diagnose bilateral trigeminal nerve paralysis?
Definition
-neuro exam + good hx
Term
How do we manage bilateral trieminal nerve paralysis?
Definition
-nutritional support
-usually recover in 2-4w
Term
How can we help a dog w/ bilateral trigeminal nerve paralysis to eat?
Definition
-tape muzzle
-gruel
Term
What is caused by hypoglossal nerve dysfunction?
Definition
-abnormal motility of the tongue: cannot propel food/water into pharynx
Term
What are the clinical signs seen w/ hypoglossal n dysfunction?
Definition
-difficulty chewing and drinking
-tongue atrophy
Term
How do we diagnsoe hypoglossal n dysfunction?
Definition
-rule everything out first
Term
How do we manage hypoglossal nerve dysfunction?
Definition
-symptomatic: deep water buckets, food as meatballs, placement of a feeding tube
Term
What is the prognosis of hypoglossal n dysfunction?
Definition
-poor for return to function
-normal lifespan but need supportive care
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