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wcc pathology
Pathology
term | definition |
---|---|
adeno | gland |
anisokaryosis | inequality in the size of the nuclei of cells |
atrophy | decrease in the size of a tissue or organ |
benign | not recurrent |
carcinoma | malignant, invasive growth of epthelial cells |
congenital | born with |
edema | accumulatin of fluid in the cavities and intraceullular spaces |
endogenous | from within |
exogenous | from without |
exudate | fluid with a high content of protein and cellular debris |
hyperplasia | increase in the # of cells |
hypertrophy | increase in the size of cells |
iatrogenic | disease caused by Tx |
idopathic | unknown cause |
ischemia | deficiency of blood flow due to functional constriction or obstruction of a blood vessel |
malignant | recurrent and worsening |
metastatsis | transfer of disease from organ to organ |
multicentric | same pathological lesion occuring in many different sites at the same time |
necropsy | exam of the body after death |
necrosis | morphological changes indicative of cell death by enzymatic degradation |
neoplasm | any new and abnormal growth in which cell multiplication is uncontrolled and progressive |
oma | tumor or neoplasm |
oncology | study of tumors |
pathology | structural and functional manifestation of a disease |
pica | eating foreign/non-food items |
pleomorphism | having more then one shape or form |
sarcoma | highly malignant tumor derived from connective tissue |
systemic | pertaining to or affecting the body as a whole |
etiology | study of the cause of a disease |
epidemiologic triangle | host, disease, environment, (controlled by husbandry management) |
disease causes overview | infectious agents (bacteria etc.); Nutritional issues; (Dehydration); genetic, congenital, environmental, allergic |
disease causes, agents | venom, neoplasia, AI disease, trauma, toxins, degenerative conditions (arthritis), iatrogenic, idiopathic |
disease state | acute, chronic, subclinical, latent |
oncology | study of cancer |
phagocytes | neutrophils and monocytes |
leukocytes | WBC |
Cancer Tx | surgery, radiotherapy, chemotherapy, immunotherapy, alternative, cryotherapy, phototherapy |
CNS | Central Nervous System |
Benign | does not destroy tissue |
malignant | destroys tissue, metastasize |
Lymphoma | Assoc with FELV, FIV, can appear in any organ, 80% of lymphoma in dogs multcentric |
Chemotherapy | used for systemic or metastatic cancers; post-op; pre-op Tx to reduce tumors |
Chemo agents | Alkylating agents, antimetabolites, antitumor antibiotics, Plant alkaloids, Hormones, Misc. (tox plant alkaloids in order of toxicity vincristin, vinblastin, etoposide) |
Oropharyngeal | Malignant melanoma, fibrosarcomas, squamous cell carcinoma - The oropharynx is the middle part of the pharynx (throat) behind the mouth, and includes the back one-third of the tongue, the soft palate, the side and back walls of the throat, and the tonsils |
Hemangiosarcoma | Originate in vascular endothelium, 50% in spleen, 40% in right atrium |
Osteosarcoma | Bones, aggressive |
mast cell tumor | Mastocytoma, mast cell sarcoma |
Grade 1 | well differentiated mast cell |
Grade 2 | moderately differentiated mast cell |
Grade 3 | poorly differentiated mast cell |
fine needle aspirate | small needle, large syringe |
punch biopsy | sedation, surgical prep |
tru-cut biopsy | sedation, surgical prep, ultrasound |
mediastinal | or affecting the mediastinum-lungs, heart, trachea, connective tissue, thymus gland |
Alimentary | GI, multifocal, diffused |
Extranodal | Any organ but Lymp - extranodal internal organs such as thyroid, salivary glands, or stomach that are still confined to the organs where they started |
fomite | inanimate object or material on which disease prod agents maybe conveyed |
vector | a carrier which transfers an infectious agent |
biological vector | an animal that transforms a disease prior to transfer (growth) |
mechanical vector | object/animal that does not affect the lifecycle of disease or parasite before transmitl |
Host factors | immune status, vaccinations, age gender, behavior, repor status, genetics |
disease prod agents | concentration or hardiness, virulence, toxicity |
environment | density of stock, movement between animal groups, housing, environ conditions, nutrition |
contagious | one capable of being transmiotted from animal to animal |
infectious | one that is caused by or capable of being communicated by infection |
traumatic | wound or injury |
genetic | inherited |
toxic | poisonous |
infections | bacteris, fungus, fungi, protozoa, parasite |
nutritional | deficiences or excess of fat soluble vitamins, starvation, dehydration |
congenital | present from birth |
environmental cause | e. coli, housing, temperature, pollution |
allergic cause | contact dermitis, vaccines, drugs, food, environ |
neoplasia | formation of tumors, any new and abnormal growth |
autoimmune | AIHA immune response to own body |
degenerative | deterioration occurs producing less functionality in tissues or organs |
iatrogenic | caused by Tx |
idiopathic | unknown |
inflammation signs | heat, redness, swelling, pain, loss of function |
exudates | serous, hemorrhagic, serosanguinous, purulent, mucopurulent |
healing stages | removal repair regenration |
highest regeneration | connective tissues, blood, vessels, epithelium, blood forming tissues |
lowest regeneration | CNS tissues |
protective mechanism | outer epithelium, secretions, MM, Internal anatomy (cilia) phagocytes |
prevention | healthy environ, increasing host resistance (vaccines, food, etc) |