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Clinical Medicine 3
Pathology of Dz terms
48
Veterinary Medicine
Not Applicable
01/08/2013

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Term
Pathology
Definition
cause and development of structural and functional changes in the body caused by dz
Term
Disease
Definition
abnormality of structue or function with recognizable clinical signs
Term
Clinical Pathology
Definition
evaluation of blood, urine, fluids, feces
Term
Gross Pathology
Definition
study of changes in tissues that are visible with the unaided eye
Term
Histopathology
Definition
study of changes in tissues that are microscopic
Term
Epidemiology
Definition
the science of dealing with various factors that determine the frequencies and distribution of an infectious dz
Term
Endemic/Enzootic
Definition
refers to a dz that occurs naturally but in small numbers within a local area
Term
Epidemic/Epizootic
Definition
An unusually high prevalence of a dz present in a region, which may be rapidly spreading
Term
Morbidity
Definition
the ratio of the number of sick animals to the total number of animals involved
Term
Mortality
Definition
the ratio of the number of dead animals to the total number of animals involved
Term
Nosocomial
Definition
an infx acquired during hospitalization
Term
Pathognomonic
Definition
a characteristic of a dz that distinguishes it from other dzs
Term
Serology
Definition
the study/detection of antibodies or antigen in the blood/serum
Term
Virulence
Definition
the dz producing power of a microorgaanism
Term
Agenesis/Aplasia
Definition
incomplete, imperfect, or complete lacck of development
Term
Hypoplasia
Definition
underdevelopment of a tissue, organ, or limb
Term
Dysplasia
Definition
an abnormal development of a tissue or organ
Term
Atrophy
Definition
reduction in size of a previously normal sized organ
Term
Ecchymotic Hemorrhage
Definition
an moderate area of blood accumulation (bleeding) usually seen under the skin (a bruise)
Term
Petechia
Definition
tiny, pin-point hemorrhages
Term
Vasculitis
Definition
inflammation of blood or lymph nodes
Term
Emboli
Definition
a foreign body within the blood stream
Term
Infarct
Definition
a region of dead tissue due to a complete interference with blood flow
Term
Infection
Definition
invasion and multiplication of organisms in the body
Term
Incubation
Definition
period when dz develops by multiplication of an infectious agent within a host
Term
Sub-clinical
Definition
when a dz is present without clinical signs
Term
Prodromal period
Definition
time of mild symptoms
Term
Clinical
Definition
signs of dz are present
Term
Alopecia
Definition
partial or complete loss of hair
Term
Ascites
Definition
an abnormal accumulation of serous (watery) fluid in the abdominal cavity
Term
Caseous
Definition
cheese-like exudates
Term
Emphysematous
Definition
pertaining to an accumulation of air within tissues
Term
Erosion/Ulceration
Definition
loss of surface tissue due to inflammation or trauma
Term
Exudate
Definition
a discharge from the body
Term
Fetid
Definition
having a foul odor
Term
Hydrothorax
Definition
excessive collection of serous fluid in the thoracic cavity
Term
Lipidosis
Definition
fatty accumulation within a tissue or organ resulting in interference of function
Term
Lesion
Definition
an alternation from normal in structure or function resulting from injury or dz
Term
Lymphadenopathy
Definition
an enlargement of the lymph nodes
Term
Microencephaly
Definition
having a smaller than normal brain
Term
Mucopurulent
Definition
a creamy exudates consisting of mucus and cells
Term
Necrotic
Definition
refers to dead cells or tissue in contact with living cells
Term
Polyarticular
Definition
affecting many joints
Term
Purulent
Definition
pus
Term
Septicemic
Definition
complete systemic involvement of an infectious dz, when a microorganism and its products are throughout the blood stream
Term
Spenomegaly
Definition
enlargement of the spleen
Term
Vesicle
Definition
a superficial cavity filled with fluid elevated above the surface of the tissue or organ (blister)
Term
Viscera
Definition
the internal organs of the trunk of the body
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