oral pathology lesson I
Terms
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- this disease is a genetic trait. Individuals have a gene that causes the gingiva to enlarge with dense irregular fibrous connective tissue. This is an autozomal disease; doesn't affect the sex chromosomes. Equally expressed in males and females
- fibromatosis gingivae
- developmental condition that is commonly seen in patients with removeable appliances( dentures, partials). Can occasionally be seen in pts with a high depth in their arch. It has a cobblestone or cauliflower appearance.
- inflammatory papillary hyperplasia
- what is a lesion
- any abnormality including an anomoly. you want to know what type it is and how it got there.
- coral pink or pink best decribes what
- natural color
- what is erythmatous?
- inflammed
- A white patch that does not rub off can indicate what?
- That there has been irritation, the keratin layer thickens. The oral cavity stays wet which causes the area to stay white.
- A white patch that can be rubbed off indicates what?
- That there is yeast in the mouth.
- The color blue-black or reddish purple implies what?
- That there is amalgm, a vascular lesion or melanin
- describe a nodule?
- a small firm palpable lesion above or below the surrounding surface level. They can be found anywhere in the oral cavity.
- name two types of nodules
-
pedunculated- a narrow base which grows on a stalk.
sessile- a wide base without a stalk - what is hypertrophy?
- an increase of tissue size due to an increase in cell size
- what is hyperplasia?
- an increase of tissue size due to an increase in cell numbers
- what is a papule?
- a small elevated growth usually less than 5mm in diameter
- what is a macule?
- a small non-elevated lesion usually of a different color
- what is a vesicle?
- a fluid filled (blister) les than 5mm in diameter
- what is a bulla?
- a fluid filled blister greater than 5mm in diameter
- what is a pustule?
- a vesicle or bulla filled with pus
- what is corrugated?
- wavy elevations and depressions, also wrinkled. Usually seen in individuals that use smokeless tobacco.
- what is fissured?
- Deep grooves with no cracks or ulcerations
- what is papillary?
- a rough surface with small multiple projections (cauliflower-like)
- what is unilocular?
- Only one radiolucent compartment
- what is multilocular?
- several radiolucent compartments with the same or varied sizes
- what is honey-combed?
- Several radiolucent compartments of the same size.
- What is well-circumsribed?
- a well-defined border with clearly defined margins
- what is diffuse?
- Poorly identifiable margins that blend into normal tissue
- what is sclerotic?
- Appears more radiopaque than normal
- what is a tumor?
- Swelling
- what is a neoplasm?
- new growth
- What is harmartoma?
- An increase in tissue that is native to a given area
- what is choristoma?
- Tissue that is not native to a given area. (ex. tumor of cartilage)
- what does the suffix -oma mean?
- Tumor or neoplasm. When -oma is attached to a tissue name (ex. fibroma), indicates a benign neoplasm of that tissue.
- Give some examples using -oma?
-
adenoma: glandular tumor
myoma: muscle tumor
rhabdomyoma: benign tumor of striated muscle
lieoyoma: benign tumor of smooth muscle - what is meant by differential diagnosis?
- (DX) Your best three to four educated guess as to what you think is wrong
- name some exceptions of the -oma rule
-
melanoma: benign or malignant
hepatoma: malignant tumor of the liver - what are carcinomas?
-
Tumor of ecto or endo origin.
meso: sarcomas
adenocarcinoma: malignant glandular tissue
fibrosarcoma: malignant tumor of connective tissue
lipsarcoma: malignant tumor of fat - Op
- Op