GIT- Digestive & Nutritional Disorders Flashcards
Mx of Aphthous Ulcer (Canker Sore)
superficial mucosal ulcerations by thin exudate
Causes of Aphthous Ulcer
Poor oral hygiene, nutritional deficiency, IBD
Herpes Simplex Virus Infections is caused by what
HSV 1
Mx of HSV Infection
groups of small 1-3 painful vesicles
Primary infection of HSV
Children- asymptomatic
Where does latent HSV-1 in adult occur
Nerve ganglia
CA of Thrush
Candida albicans
Modifying factors of Oral Candidiasis
Immunosuppression & Broad spectrum antibiotics
Most common form of oral candidiasis
Pseudomembranous
Mx of Pseudomembranous form of Thrush
superficial, curdlike, gray to white inflammatory membrane
3 major clinical forms of oral candidiasis
pseudomembranous, erythematous, hyperplastic
Fibromas occur most often in
Buccal Mucosa
A peduncalated gingival mass that is richly vascular
Pyogenic granulomas
A white patch or plaque that cannot be scraped off & cannot be characterized clinically or pathologically as any other disease
Leukoplakia
Leukoplakia may progress to what
Squamous cell carcinoma
Mx of Erythroplakia
red, velvety, flat, or slight depressed
Associated with much greater risk of malignant transformation: Erythroplakia or Leukoplakia
Erythroplakia
It is 95% cancers of oral cavity & 6th most common neoplasm in the world today
Squamous Cell Carcinoma
Cause of SCC in the Oral Cavity
Human Papillomavirus (HPV-16)
An autoimmune disorder characterized with dry eyes & dry mouth
Sjogren Syndrome
Dry mouth resulting from decrease production of saliva
Xerostomia
Sialadenitis is caused by what virus
Mumps Virus (Paramyxovirus)
Most common inflammatory lesion resulting from either blockage or rupture of salivary glandular duct
Mucocele
Mx of Mucocele
fluctuant swelling of lower lip; cystlike space lined by inflammatory granulation tissue of fibrous CT; filled with mucin & macrophage
Most common site of Bacterial Sialadenitis
Submandibular gland
Most frequent pathogen of Bacterial Sialadenitis
S. aureus & Streptococcus viridians
Most common cite of neoplasm of salivary gland
Parotid (65-80%)
Has the highest incidence of malignancy among the neoplasm of salivary glands
Sublingual tumors (70-90%)
Most common benign neoplasm of salivary gland
Pleomorphic adenoma (Mixed Tumor)
Most common form of primary malignant tumor of the salivary gland
Mucoepidermoid Carcinoma
A developmental cysts that originates around the crown of an unerupted tooth
Dentigerous cyst
A cyst that typically located within posterior mandible
Odontogenic Keratocysts
An extremely common lesion occurring at tooth apex resulting from long standing pulpitis
Periapical cyst
Odontogenic tumor that arise from epithelium and do not demonstrate chondroid or osseous differentiation
Ameloblastomas
Most common odontogenic tumor caused be extensive deposition of enamel & dentin
Odontoma
