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S09 Pathology 2b
Neoplasia & Skin
79
Other
Professional
07/09/2009

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Term
Neoplasm
Definition
___ is an abnormal mass of tissue.
Term
neoplasm
Definition
With a ___, growth occurs even without stimulus.
Term
False! It may or may not form a tumor.
Definition
T/F: A neoplasm always forms a tumor.
Term
#2 cause of death, Oncology
Definition
Cancer is the #__ cause of death. ___ is the study of cancer.
Term
benign
Definition
The following describe a ___ neoplasm: No pain, resembles cell of origin, slow growth rate with few mitoses, uniform cells, grows locally and stretches overlying tissue.
Term
benign
Definition
A ___ neoplasm is freely moveable, expands in one area only and the prognosis is usually good.
Term
malignant
Definition
The following describe a ___ neoplasm: may cause pain/numbness/wasting away, rapid growth rate with many mitoses, cells have no specialized function and are different shapes and sizes.
Term
malignant
Definition
A ___ neoplasm invades adjacent tissues, causes ulceration of overlying tissues, may metastasize and often causes death.
Term
benign
Definition
A ___ neoplasm is encapsulated with a uniform border.
Term
False! But both benign and malignant neoplasms usually occur in middle age -- not always.
Definition
T/F: All benign neoplasms occur in middle-aged people.
Term
malignant
Definition
A ___ neoplasm may mimic an infection and may have be visible radiographically as widening of the PDL or a soap bubble appearance.
Term
False! They are named according to the cell type they resemble MOST. But remember that some break the rules!
Definition
T/F: Tumors are named according to the cell type they resemble least.
Term
-oma
Definition
-___ = tumor.
Term
Carcinoma
Definition
___ is an epithelium malignancy affecting epithelial and glandular tissue.
Term
lymph
Definition
Carcinoma spreads through ___ vessels.
Term
slower
Definition
Carcinoma grows at a ___ rate than sarcoma.
Term
Lipo = Fat tissue / Fibro = Fibrous tissue / Adeno = Glandular tissue / Myo = Muscle / Osteo = Bone
Definition
Lipo = ___ / Fibro = ___ / Adeno = ___ / Myo = ___ / Osteo = ___
Term
Sarcoma
Definition
___ is a connective tissue malignancy and affects mesenchymal (CT) tissue.
Term
blood
Definition
Sarcoma spreads through ___ vessels.
Term
faster
Definition
Sarcoma grows at a ___ rate than carcinoma.
Term
Lipoma / Liposarcoma
Definition
___ is a benign fatty tumor. ___ is a malignant fatty tumor.
Term
Fibroma / Fibrosarcoma
Definition
___ is a benign fibrous tumor. ___ is a malignant fibrous tumor.
Term
Adenoma / Adenocarcinoma
Definition
___ is a benign glandular tumor. ___ is a malignant glandular tumor.
Term
Chondroma / Chondrosarcoma
Definition
___ is a benign cartilage tumor. ___ is a malignant cartilage tumor.
Term
Osteoma / Osteosarcoma
Definition
___ is a benign bone tumor. ___ is a malignant bone tumor.
Term
Myoma / Myosarcoma
Definition
___ is a benign muscle tumor. ___ is a malignant muscle tumor.
Term
Rhabdo / Rhabdomyoma / Rhabdomyosarcoma
Definition
___ is a skeletal muscle tumor. ___myoma = benign, ___myosarcoma = malignant.
Term
Leio / Leiomyoma / Leiomyosarcoma
Definition
___ is a smooth muscle tumor. ___myoma = benign. ___myosarcoma = malignant.
Term
Nevus
Definition
___ is a benign tumor of melanocytes.
Term
Melanoma
Definition
___ is a melanocyte malignancy.
Term
Lymphoma
Definition
___ is a malignancy of blood cells that forms a tissue mass.
Term
leukemia
Definition
___ is a malignancy of blood cells that circulates through the body.
Term
They divide quickly and die fast. It is the first neoplasia-histology stage.
Definition
How do genetically altered cells react?
Term
Dysplasia (2nd stage)
Definition
___ is the neoplasia-histology stage where additional mutations lead to excessive cell proliferation with abnormal cellular features/behaviors.
Term
3rd stage, more abnormalities, restricted to epithelium. The lesion may remain unchanged or progress to next stage (true neoplasm)
Definition
Carcinoma in situ is the ___ neoplasia-histology stage in which what occurs?
Term
Invasive cancer
Definition
The fourth and final stage of neoplasia-histology is __ __ in which further mutations allow cells to invade underlying tissue and may enter bloodsream or lymph system resulting in metastasis and host response.
Term
carcinoma in situ
Definition
Which neoplasia-histology stage can a lesion remain restricted to epithelium indefinitely or progress to invasive cancer?
Term
Dysplastic, insitu, malignant
Definition
In the ___ stage, a lesion is almost able to invade. In the ___ stage there are just a few mutations. In the ___ stage, the lesion invades and metastasizes.
Term
quantitative
Definition
The difference between normal and malignant cells is ____.
Term
False! Cancer is a genetic disease.
Definition
T/F: Cancer is an autoimmune disease.
Term
Carcinogens
Definition
___ cause mutations.
Term
True!
Definition
T/F: Point mutations, insertion/deletion, and amplification of genes are permanent changes in DNA.
Term
protein
Definition
Genes regulate ___ manufacture.
Term
False! Breast and ovarian cancer rates are higher if nulliparous (never had a baby)
Definition
T/F: Breast cancer rates decrease if a woman has never had a baby.
Term
True!
Definition
T/F: Endometrial cancer rates are high if a patient has too much estrogen.
Term
55-75 years
Definition
Most cancer deaths occur between ages ___-___ years.
Term
move
Definition
Autocrine motility factors allow a tumor to ___.
Term
Proteases
Definition
___ eat up and dissolve the basement membrane surrounding a tumor to allow proliferating tumors to move.
Term
Angiogenesis
Definition
___ is when a proliferating tumor establishes its own blood supply by developing new veins / arteries.
Term
Oncogenes
Definition
___ cause undesirable cell behavior.
Term
False! Normal cells need stimulus to divide, but cancer cells do not.
Definition
T/F: Cancer cells need stimulus to divide.
Term
Tumor suppressor genes
Definition
___ ___ ___ protect cells against acivated or newly acquired ocogenes.
Term
p53
Definition
___ is the best known tumor suppressor gene.
Term
pRb
Definition
___ is the cell's parking brake. When it mutates it leads to retinoblastoma or osteosarcoma.
Term
p53 (50% of head/neck cancers)
Definition
___ is mutated or absent in about half of all cancers.
Term
germ line
Definition
Cancer in families in caused by ___ ___ mutation.
Term
True, they also carry a worse prognosis
Definition
T/F: Inherited cancers tend to strike an a younger age.
Term
False, they occur in older patients and have better prognosis
Definition
T/F: Sporadic cancers tend to strike an a younger age.
Term
1. Retinoblastoma
2. Gorlin Goltz
3. Neurofibromatosis
4. Gardner
5. Familial adenomatous polyposis coli
6. Wilms' tumor
7. Skin tumors in xeroderma pigmentosum
8. Chromosomal fragility syndromes

(Really Good Nurses Go For Wonderful Sane Cops -- Retinoblastoma, Gorlin Gortz, Neurofibromatosis, Gardner, Familial adenomatous polyposis coli, Wilms' tumor, Skin tumors in xeroderma pigmentosum, Chromosomal fragility syndromes)
Definition
Name 4 of the 8 hereditary cancers.
Term
Really Good Nurses Go For Wonderful Sane Cops -- Retinoblastoma, Gorlin Gortz, Neurofibromatosis, Gardner, Familial adenomatous polyposis coli, Wilms' tumor, Skin tumors in xeroderma pigmentosum, Chromosomal fragility syndromes
Definition
Say the sentence and name the herditary cancers.
Term
Bloom's and Fanconi's
Definition
___ and ___ syndrome are hereditary cancers called chromosomal fragility syndromes.
Term
False, Japanese women experience it less than American women
Definition
T/F: Women in Japan get breast cancer at same rate as in USA.
Term
epihelial cells, pigmentary cells, dermal connective tissue
Definition
Skin neoplasms can be tumors in ___ cells, ___ cells or ___ ___ ___.
Term
Seborrheic keratosis (benign)
Definition
___ ___ (aka senile wart) is the most common epithelial skin tumor.
Term
False, it is benign
Definition
T/F: Seborrheic keratosis is a malignant tumor of epithelium.
Term
Basal cell carcinoma, good prognosis
Definition
___ ___ ___ is the most common malignant skim tumor.
Term
Squamous cell carcinoma
Definition
___ ___ ___ is often preceded by actinic keratosis and carcinoma in situ. It has the worst prognosis of the epithelial tumors.
Term
actinic keratosis / carcinoma in situ
Definition
Squamous cell carcinoma is often preceded by ___ ___ and ___ ___ ___.
Term
1. Persistent, nonhealing ulcer
2. Ulcer/nodule of irregular shape/indistinct borders
3. Friable/multicolored/bleeding tissue in ulcer
4. Indurated margins of ulcer or tissue around it
5. Indurated skin surrounded by atrophic and keratotic skin typical of sunlight injury
Definition
List 2 of the 5 telltale signs of skin cancer.
Term
Macule
Definition
___ is a freckle -- flat, <2cm.
Term
Patch (childhood rash), papule (eczema caused by allergy), nodule (nevus), tumor (melanoma)
Definition
___ is larger than a macule. ___ is slightly elevated, <1cm. ___ raised, >1cm. ___ >5cm.
Term
Vesicle (herpesvirus)
Definition
___ is a fluid-filled elevation of epidermis, <1cm.
Term
Bulla (burn), pustule (impetigo), ulcer (syphilic chancre)
Definition
___ is a vesicle >1cm. ___ vesicle filled with pus. ___ defect of epidermis.
Term
Freckle, Lentigo
Definition
___ is a flat macule that responds to sunlight. ___ is a macule/papule that is pigmented but does not respond to sun.
Term
Nevus
Definition
___ is congenital or acquired pigmentation in form of macule or papule or nodule.
Term
Impetigo, staph or strep
Definition
___ is a highly contagious skin infection mostly seen in children. It is spread by direct contact (daycare) and caused by ___ or ___ organisms.
Term
Impetigo, treated with topical and systemic antibiotics
Definition
___ lesions benign as erythematous papules that become pustular-rupture with yellow/crusted appearance.
Term
Vitiligo
Definition
___ is an autoimmune disorder in 1% of the population.
Term
Vitiligo, when melanocytes die skin turns white
Definition
The cause of ___ is unknown. It exhibits lighter appearance of tissue/skin due to loss of pigment and destruction of melanocytes by immune cells.
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