Shared Flashcard Set

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Soft tissue tumors2
Oral pathology
44
Dentistry
Professional
10/01/2013

Additional Dentistry Flashcards

 


 

Cards

Term
Denture epulis (Epulis Fissuratum)
Definition
AKA denture-induced fibrous hyperplasia, inflammatory fibrous hyperplasia; looks like fibroma
Term
Etiology of denture epulis
Definition
Excess CT due to chronic irritation from ill-fitting denture
Term
Clinical of denture epulis
Definition
Edges of denture flange, common, lobulated appearance, "folds" +/- ulceration, appears as single or multiple fold(s) of hyperplastic tissue in alveolar vestibule, pedunculated in nature
Term
Histopathology of denture epulis
Definition

Mature, hypocellular fibrous CT (fibroma-like)

Folds

+/- hyperplastic epithelium

+/- inflammation

 

Term
Inflammatory papillary hyperplasia definition
Definition
Reactive tissue growth of hard palate under a denture
Term
Etiology of inflammatory papillary hyperplasia
Definition

Ill-fitting denture, Constant denture wearing, poor denture hygiene, candida role?

 

Term
Clinical aspects of inflammatory papillary hyperplasia
Definition
Common in denture wearers, hard palate, generalized papillary surface, pebbly appearance, SOMETIMES in high arch mouth breathers
Term
Treatment for inflammatory papillary hyerplasia
Definition
Take denture out at night, better job cleaning, treat candida if playing a role
Term
early lesions of inflammatory papillary hyperplasia
Definition
Tissue conditioner, antifungals, remove denture at night
Term
Later stage lesions of inflammatory papillary hyperplasia
Definition
Surgical/laser excision, then reline denture
Term
Histology of inflammatory papillary hyperplasia
Definition
Papillary, hyperplastic epithelium and CT, chronic inflammatory (will see inflammatory cells)
Term
Pyogenic granuloma
Definition
Reactive proliferation, really in attempt to repair a traumatic area or something that has gone wrong; granuloma-like tissue
Term
True or false: pyogenic granuloma is most commonly seen in males.
Definition
False
Term
True or false: pyogenic granuloma is only seen in the oral cavity.
Definition
False toes, fingers, skin
Term
Another name for pyogenic granuloma could be...
Definition
Pregnancy tumor
Term
True or false: pyogenic granulomas are definitely modified by hormones.
Definition
True.
Term
What is the term for hyerplastic growth of granulation tissue in an extraction site?
Definition
Epulis granulomatosa
Term
What category is epulis granulomatosa under?
Definition
Pyogenic granuloma
Term
Histology of pyogenic granuloma
Definition
A lot of red blood cells, arteries; epithelium on outside some is missing (ulcer), resembles granulation tissue b/c highly vascularized
Term
How do you diagnosis pyogenic granuloma?
Definition
Clinically, biopsy
Term
What is the misnomer of pyogenic granuloma?
Definition
Not pus producing (pyogenic) and not "true" granuloma (collection of histiocytes)
Term
Clinical of pyogenic granuloma
Definition
Common,red mass of hyperplastic granulation tissue, single pink-red-purple nodule (usually ulcerated); could be pedunculated, bleeds easily, may show rapid growth, located on gingiva but also non-gingival surfaces
Term
Demographics of pyogenic granuloma
Definition
Prengnacy, non-pregnancy, children, young adults
Term
Histology of pyogenic granuloma
Definition
Exuberant proliferation of granulation tissue, surface often ulcerated
Term
Clinical significant of pyogenic granuloma
Definition
RARELY metastatic cancer + other significant lesions, can have similar appearance
Term
Peripheral ossifying fibroma definition
Definition
Reactive gingival lesion (of periosteal or PDL origin) w/ hyperplasia of fibrous CT and osteoid +/- bone
Term
Etiology of peripheral ossifying fibroma
Definition
reactive caused by local irritations or trauma
Term
Clinical peripheral ossifying fibroma
Definition

Common, ONLY on gingiva, Usually interdentinal papilla, well-circumscribed, raised, hard; sessile or pedunculated

Female predilection

Term
True or false: peripheral ossifying fibroma is often found outside of just the gingiva.
Definition
False. ONLY the gingiva.
Term
Histology of peripheral ossifying fibroma
Definition
Cellular fibrous CT, calcifications (bone, cementum +/- calcifications), +/- ulcerated
Term
True or false: Peripheral giant cell granuloma is only on the gingiva
Definition
true
Term
Pathology of peripheral giant cell granuloma
Definition
Tendency to cup out underlying bone; not starting within the bone, starting within gingival tissue and pressure is pushing against cortical plate
Term
Clinical features of peripheral giant cell granuloma
Definition

Blue-red-purple mass (vs. very red pyogenic granuloma)

Exclusively on gingiva

Can "cup out" underlying bone

Term
What does the surface of peripheral giant cell granuloma look like?
Definition
granular, bumpy/irregular
Term
Clinical significance of peripheral giant cell granuloma
Definition
Can recur, advise pt of this possibility
Term
Histology of peripheral giant cell granuloma
Definition
multinucleated giant cells; background extravasated RBCs, identical to intra-osseous version (CGCG)
Term
Pinks bumps on the gingiva
Definition
Fibroma, fibroma giant cell varient (retrocuspid papilla), peripheral ossifying fibroma, peripheral odontogenic fibroma (rare)
Term
Red bumps on gingiva
Definition
Peripheral giant cell granuloma (PGCG) = purple, pyogenic granuloma (vascular appearing)
Term
Definition of myofibroma
Definition
Rare benign neoplasm of myofibroblasts (modified fibroblasts w/ smooth muscle properties)
Term
Etiology of myofibroma
Definition
neoplastic = benign
Term
Clinical features of myofibroma
Definition
Rare, mean age 20s, ST +/- bone, mandible>tongue>BM, Nonspecific clinical appearance
Term
True or false: myofibroma does not have a specific clinical appearance
Definition
True -
Term
Clinical significance of myofibroma
Definition
Example of neoplasm of myofibroblastic cells, benign course, recurrent rate low, myofibromatosis involving viscera/vital organs potentially lethal in neonates
Term
Histology of myofibroma
Definition

Interlacing proliferation of spindle shaped cells w/ fibroblastic and smooth muscle features

Mixed with less cellular collagenous areas

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