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Introduction to Oral Pathology
Oral Path. Chapter 1
90
Pathology
Professional
02/01/2013

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Cards

Term
What is pathology?
Definition
the study of the nature of diseases
Term
What is the "cause" of a disease?
Definition
etiology
Term
What is the "development" of a disease?
Definition
pathogenesis
Term
What is the manner in which a disease is expressed?
Definition
pathophysiology
Term
What is the consequences or predicted outcomes of a disease?
Definition
pronosis
Term
What is disease?
Definition
the response of a living organism to some form of injury that results in structional or functional change judged to be abnormal
Term
What is disease an impairment of? (4)
Definition
1.cell
2.tissue
3.organ
4.system function
Term
What is defined as: A state of well-being, soundess, and vigor.
Definition
Health
Term
What is health usually characterized in terms of?
Definition
baseline cellular or tissue structure
Term
How is health measured?
Definition
by the level of freedom from pain or physical disease
Term
Is "health" the same for everyone?
Definition
no, its a matter of perception
Term
What do deviations from normal cause?
Definition
cause functional changes or structural changes that are visible
Term
What does the term "functional changes" refer to?
Definition
biochemical
Term
What does the term "structional changes" refer to?
Definition
morphologic
Term
What are structural changes often termed?
Definition
a lesion
Term
How are structure and function related?
Definition
intimately related, alteration of one leads to alteration of the other
Term
What are the two types of disease?
Definition
acute and chronic
Term
How quickly does an acute disease arise? How long do they last?
Definition
arises quickly but only lasts a short time (~2 weeks)
Term
What are the symptoms like in an acute disease?
Definition
acute diseases are accompanied by distinctive symptoms
Term
How fast do chronic diseases arise? How long do they last?
Definition
begins slowly, persists for a long time
Term
What are the symptoms like in a chronic disease?
Definition
signs and symptoms are difficult to interpret
Term
How do we detect diseases?
Definition
through assessments via observable and measurable changes in appearance or performance
Term
How do we assess for diseases?
Definition
recording a medical history, performing a physical exam, and collecting other data
Term
What are signs?
Definition
direct observations by the examiner(things WE see)
Term
What are symptoms?
Definition
complaints reported by the patient
Term
What is all disease caused by?
Definition
injury
Term
What are the different levels at which injury may occur? (4)
Definition
1.molecular
2.cellular
3.tissue
4.organ
Term
Is all disease caused by the direct injury?
Definition
disease may be caused by injury OR from the body's reaction to the injury
Term
Where can injury arise from?
Definition
external(exogenous) or internal (endogenous) sources
Term
What are some common risk factors for disease? (7)
Definition
1.genetic
2.immune function
3.age
4.lifestyle
5.stress
6.environment
7.pre-existing conditions
Term
What is inadequate oxygen called?
Definition
hypoxia
Term
What is pathogenesis?
Definition
a disease's process of development
Term
What is incubation period?
Definition
the period between infection of an individual pathogen and the manifestation of the disease it causes
Term
What is exacerbation?
Definition
action that makes a problem or a disease (or its symptoms) worse
Term
What is resolution?
Definition
healthy balance, stop of disease progression
Term
What is sequela?
Definition
new condition that occurs after initial disease
Term
What is morbidity?
Definition
weak, malaise, or in a disease state
Term
What is morality?
Definition
death
Term
What is disease complication?
Definition
A pathological process or event occurring during a disease that is not an essential part of the disease; it may result from the disease or from independent causes
Term
What is a relapse?
Definition
sudden deterioration of health after a period of improvement
Term
What is prognosis?
Definition
estimate of an outcome
Term
What all can a cell do in response to injury? (6)
Definition
1.atrophy
2.hypertrophy
3.hyperplasia
4.metaplasia
5.dysplasia
6.neoplasia
Term
What is hypertrophy?
Definition
increase in size
Term
What is hyperplasia?
Definition
increase in numbers
Term
What is metaplasia?
Definition
replacement of one cell type with another that can better endure the stress
Term
What is dysplasia?
Definition
abnormal differentiation of dividing cells
Term
What is neoplasia?
Definition
can no longer function or appear like the normal cell
Term
What is atrophy?
Definition
decrease in size
Term
What is SOAP?
Definition
the diagnostic process
Term
What does SOAP stand for?
Definition
S-subjective
O-objective
A-apprasial
P-plan
Term
What is done in the subjective phase?
Definition
information is gathered from patient on symptoms and history
Term
What do you look for in the subjective phase? (3)
Definition
1.discomfort
2.function
3.functional changes
Term
What do we want to do overall in the subjective phase?
Definition
explore the problem reported- duration, location, etc.
Term
What is done int he objective phase?
Definition
looking for signs that can be observed and measured by palpation, visual, or percussion(look for soft or hard tissue changes)
Term
What information is needed when describing lesions?
Definition
1.location
2.size/shape
3.color
4.description
5.duration
Term
How should you describe the location of a lesion?
Definition
use dental terminology, pick a fixed reference point close to the lesion
Term
How do you describe the distribution of a lesion?
Definition
localized, generalized, single, unicular, multiple, lobular
Term
How do you describe the margins of a lesion?
Definition
well defined or circumsized, irregular, or diffuse
Term
How do you describe the size/shape of a lesion?
Definition
measure length, width, diameter of round lesions, if elevated include after the length
Term
How do you describe the direction of a growth?
Definition
exophytic-grows outward

endophytic-grows inward
Term
How do you describe the base of a lesion?
Definition
sessile(broad base) or pedunculated (stalk-like base)
Term
How can you describe the consistency of a lesion?
Definition
soft, dough-like, firm, fluctuant(fluid filled)
Term
How can you describe the surface texture of a lesion?
Definition
smooth, rough, papillary, corrugated (ridges in it), fissured, crusted, pseudomembraned
Term
What is a macule?- size?, color?
Definition
-flat
-less than 1 cm
-different color than surroundings
Term
What is a patch? -size, color, texture
Definition
-flat, nonraised
-larger than 1 cm
-different in color, texture or both from surroundings
Term
What is a plaque?
Definition
-flat top, solid
-raised
-larger than 1 cm
*looks like it is pasted on*
Term
What is a papule?
Definition
-elevated, solid
-any color
-less than 1 cm
-pedunculated or sessile based
**superficial (on the surface)**
Term
What is a nodule?
Definition
-raised, flat, or submerged
-solid with a dimension of depth
-any color
-less than 1 cm
**down in the tissue**
Term
What is a tumor?
Definition
-raised
-solid mass with a dimension of depth
-any color
-greater than 1 cm
Term
What is a vesicle?
Definition
-fluid filled elevation
-lymph or serum
-in the epidermis
-less than 1 cm
-ruptures leaving ulcer
Term
Where are the different locations for radiographic lesions?
Definition
1.periapical
2.inter-radicular
3.edentulous
4.pericoronal
Term
What does it mean if a lesions is located periapically?
Definition
it is at the apex of a tooth
Term
What does it mean if a lesion is inter-radicular?
Definition
it is between 2 roots
Term
What does it mean if a lesion is located endentously?
Definition
it is located in an endentulous area
Term
What does it mean if a lesion is located pericoronally?
Definition
it is around the crown
Term
What is a unilocular lesion?
Definition
one lesion, not multiple, describes radiographs
Term
What is a multiocular lesion?
Definition
a radiographic lesion with multiple separate areas
Term
what are the two types of borders for radiographic lesions?
Definition
1.well demarcated(corticated)
2.poorly defined(noncoricated)
Term
What are some types of radiograpic lesions?
Definition
1.focal opacity
2.target lesion
3.irregular
4.ground glass
5.mixed
Term
What is developed in the appraisal phase?
Definition
a differential or "working diagnosis"
Term
What is done in the appraisal phase?
Definition
seek further information to support or reject your hypothesis(further questioning, lab tests)
Term
What is determined at the end of the apprasial phase?
Definition
a definitive diagnosis
Term
What are some different types of biopsy procedures?
Definition
-incisional
-excisional
-needle
-cytological smear
-brush biopsy
Term
What is an incisional biopsy?
Definition
take part of the lesion, dome primarily for diagnosis
Term
What is an excisional biopsy?
Definition
take the entire lesion, done for diagnosis and treatment
Term
What is a needle biopsy?
Definition
insert needle and aspirate some cells, done with deeper tissues like organs
Term
What is a cytological smear?
Definition
takes sloughed or scraped surface epithelium
Term
What is a brush biopsy?
Definition
takes just the epithelium, can be done chairside
Term
What gives the best diagnosis?
Definition
biopsy procedures
Term
What occurs in the planning phase?
Definition
treatment planned based on diagnosis
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