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Study sets matching "polyp"

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Study sets matching "polyp"

polyp
polyp n珊瑚虫
polyglot adj 多语言的
polymer n 多聚物
polygraph n波动描记器
this is a polyp
he is polyglot
everything makes from polymer
where is the polygraph,i cant find it
polyp n珊瑚虫
this is a polyp
polyglot adj 多语言的
he is polyglot
8 terms
Polyps
Inflammatory Polyps
Hyperplastic Polyps
Hamartomatous Polyp
Junevile Polyps
Solitary Rectal Ulcer Syndrome- rectal bleeding, mucus d/c, i…
Non-neoplastic, smooth & nodular ... Most common in Left colon…
Tumor like growths of mature tissue that are normally present…
Focal malformation of the mucosal epithelia ... Associated w/SM…
Inflammatory Polyps
Solitary Rectal Ulcer Syndrome- rectal bleeding, mucus d/c, i…
Hyperplastic Polyps
Non-neoplastic, smooth & nodular ... Most common in Left colon…
35 terms
Polyps
Types of non-neoplastic polyps
When do you find hyperplastic polyps?
Symptoms of hyperplastic polyps
Location of hyperplastic polyps
Hyperplastic... Juvenile... Hamartomatous... Inflammatory... Lymphoid
60's and 70's
asymptomatic
Rectosigmoid area
Types of non-neoplastic polyps
Hyperplastic... Juvenile... Hamartomatous... Inflammatory... Lymphoid
When do you find hyperplastic polyps?
60's and 70's
24 terms
Polyps
55 year old male presents for iron def…
Classification of Adenomas
Tubular Adenoma
Villous Ademona
Case
1. Villous (more advanced)... 2. Tubular
Irregular branching and crowding of the glands in the epithel…
Long finger-like glands extending down to the center of the p…
55 year old male presents for iron def…
Case
Classification of Adenomas
1. Villous (more advanced)... 2. Tubular
20 terms
Polyps
colorectal region
Sessile or pedunculated
the adenoma (progress to cancer)
inflammatory, hamartomatous, hyperplas…
Where are Polyps commonly found in the GI?
What is the gross appearance of polyps?
What is the most common polyp?
polyps can be further classified as
colorectal region
Where are Polyps commonly found in the GI?
Sessile or pedunculated
What is the gross appearance of polyps?
14 terms
Polyps
small rectal hyperplastic polyps
1 or 2 small (<1 cm) tubular adenomas
3-10 adenomas... Any adenoma > 1 cm ... Aden…
More than 10 adenomas
1o years
5 years
3 years
<3 years ... Consider underlying familial syndrome
small rectal hyperplastic polyps
1o years
1 or 2 small (<1 cm) tubular adenomas
5 years
16 terms
Polyps
what are the polyp types
Nat hx of juvenile polyps/
Hamartomatous polyps?
Hyperplastic polyps
Juvenile... Hamartomatous... Hyperplastic... Adenomatous
rarely hereditary... small increased risk CRC... Juvenile polyposis
Usually isolated... Can be hereditary - Peutz jeghers... Small incr…
small sessile - only have risk of CRC if numerous (hyperplast…
what are the polyp types
Juvenile... Hamartomatous... Hyperplastic... Adenomatous
Nat hx of juvenile polyps/
rarely hereditary... small increased risk CRC... Juvenile polyposis
22 terms
Polyp diseases
FAP is characterized by?
Gene related to FAP?
Chromosome number for the gene related…
Inheritance pattern for FAP?
100s-1000s of adenomatous polyps;
APC gene
Chromosome 5
Autosomal Dominant
FAP is characterized by?
100s-1000s of adenomatous polyps;
Gene related to FAP?
APC gene
8 terms
Polyp and Medusa
1
2
3
4
Mouth
Tentacles
Epidermis
Mesoglea
1
Mouth
2
Tentacles
10 terms
Veligers and Polyps
bivalve
invertebrate
metamorphosis
polyp
an animal, such as a clam or oyster, with a shell divided int…
an animal that has no backbone
an animal's change from one shape to a totally different shape
the fixed or nonmoving stage of a sea jelly's life cycle
bivalve
an animal, such as a clam or oyster, with a shell divided int…
invertebrate
an animal that has no backbone
18 terms
Nasal polyps
What are nasal polyps?
What % of the population have nasal po…
Pathophysiology of nasal polyps
Classification of nasal polyps
Lesions arising from the nasal mucosa.... Occur at any site in t…
5%
Exact pathogenesis unknown.... Considered part of the spectrum o…
Eosinophil-rich (most common).... Infective. ... Due to other causes.
What are nasal polyps?
Lesions arising from the nasal mucosa.... Occur at any site in t…
What % of the population have nasal po…
5%
50 terms
Sx: Polyp/MegaColon
Most obstructions occur in the _____ (…
The lifetime risk of developing colore…
Colon ca is the ___ most common ca in…
It is the ____ most common cancer in w…
LEFT
1 in 20... 5%
FOURTH
FOURTH
Most obstructions occur in the _____ (…
LEFT
The lifetime risk of developing colore…
1 in 20... 5%
12 terms
Adenomatous Polyps
Colonic adenomas
Gardner syndrome
Turcot's syndrome
Tubular vs. villous adenoma
-most are benign but are the precursors to the majority of co…
-FAP... -sebaceous cysts... -osteomas ... -thyroid cancer... -fibromas... -m…
-rare variant of FAP... -associated w/ glioblastoma
Tubular... -small pedunculated ... Villous... -larger and more slende…
Colonic adenomas
-most are benign but are the precursors to the majority of co…
Gardner syndrome
-FAP... -sebaceous cysts... -osteomas ... -thyroid cancer... -fibromas... -m…
18 terms
Nasal polyps
What are nasal polyps?
What % of the population have nasal po…
Pathophysiology of nasal polyps
Classification of nasal polyps
Lesions arising from the nasal mucosa.... Occur at any site in t…
5%
Exact pathogenesis unknown.... Considered part of the spectrum o…
Eosinophil-rich (most common).... Infective. ... Due to other causes.
What are nasal polyps?
Lesions arising from the nasal mucosa.... Occur at any site in t…
What % of the population have nasal po…
5%
36 terms
Adenomatous Polyps
These are the most common and most cli…
Some villous polyps from colorectal ad…
This can often be associated with thos…
Those with Gardner syndrome have a mut…
Colonic/colorectal adenomas
hypoproteinemia and hypokalemia
Gardner Syndrome
5q
These are the most common and most cli…
Colonic/colorectal adenomas
Some villous polyps from colorectal ad…
hypoproteinemia and hypokalemia
43 terms
CRC and polyps
Epidemiology CRC
What is a polyp?
what is an adenomatous polyp
Clinical significance of adenomatous p…
-90% of cases occur > age 50 ... -but only 50% of people > age 5…
altered growth of colon lining
small benign clumps of cells ... -how most CRC begins ... -pre-mali…
-potential for malignant transofrmation... -thus, we have the po…
Epidemiology CRC
-90% of cases occur > age 50 ... -but only 50% of people > age 5…
What is a polyp?
altered growth of colon lining
21 terms
colorectal polyps
single gene mutations
Polyps pathology
factors for malignant potential
Adenomas
FAP, PJS, JPS, HNPCC
variety of sizes... very common 50% >60... pedunculated (stalk) or…
size >2cm... villous and tubulovillous> tubular... more malignant p…
usually asymptomaic but can bleed causing anaemia
single gene mutations
FAP, PJS, JPS, HNPCC
Polyps pathology
variety of sizes... very common 50% >60... pedunculated (stalk) or…
9 terms
Polyps and Cancer
Villous or sessile more likely malignant
Peutz-Jegher Syndrome
genetics of FAP
Gardner syndrome
villous
autosomal dominant syndrome featuring multiple nonmalignant h…
autosomal dominant mutation of APC genes on chromosome 5q
FAP with osseous, soft tissue, dental and retinal hyperpigmen…
Villous or sessile more likely malignant
villous
Peutz-Jegher Syndrome
autosomal dominant syndrome featuring multiple nonmalignant h…
12 terms
Colonic polyps
The more ____ (villous/sessile/tubular…
Where in the colon are polyps most com…
A child with rectal discomfort has a s…
Villous (villous = villainous)
Rectum and sigmoid colon
No; there is no malignant potential if it is truly the only j…
The more ____ (villous/sessile/tubular…
Villous (villous = villainous)
Where in the colon are polyps most com…
Rectum and sigmoid colon
23 terms
Adenomatous polyps
Colonic adenomas
Colorectal adenomas... Progression
Colonic adenomas ... Lesions
Colonic adenomas ... Microscopic
- The most clinically significant neoplastic polyps and the m…
- Most polyps are clinically silent... - Some large polyps may b…
- Range in size from .3 to 10 cm in diameter... - Pedunculated o…
- Large nucleoli, eosinophilic cytoplasm, and reduction in go…
Colonic adenomas
- The most clinically significant neoplastic polyps and the m…
Colorectal adenomas... Progression
- Most polyps are clinically silent... - Some large polyps may b…
25 terms
Adenomatous Polyps
The most clinically significant and mo…
APC gene chromosome
Colonic Adenomas
Dysplasia of colonic adenomas
Colonic adenomas
Chromosome 5
- Range from small, pedunculated to large, sessile... - Benign,…
- Nuclear hyperchromasia, elongation & stratification... - Large…
The most clinically significant and mo…
Colonic adenomas
APC gene chromosome
Chromosome 5
31 terms
Neoplastic polyps
What is the most common malignancy of…
Why do colonoscopies begin at ~50 y/o?
What are the most clinically significa…
T/F: colonic adenomas are all histolog…
Adenocarcinoma
Colonic adenomas present in nearly 50% of all adults in the w…
Colonic adenomas - benign precursors to the majority of col…
FALSE! range from small pedunculated polyps to large sessile…
What is the most common malignancy of…
Adenocarcinoma
Why do colonoscopies begin at ~50 y/o?
Colonic adenomas present in nearly 50% of all adults in the w…
11 terms
Colon Polyps
2 types
Non-neoplastic
Which type of non-neoplastic polyps ar…
Neoplastic
Neoplastic or Non-Neoplastic
Hyperplastic... Inflammatory pseudopolyps... Submucosal... Hamartoma
Inflammatory pseudopolyps and ... Submucosal
Adenoma and Serrated
2 types
Neoplastic or Non-Neoplastic
Non-neoplastic
Hyperplastic... Inflammatory pseudopolyps... Submucosal... Hamartoma
12 terms
Neoplastic Polyps
Any neoplasm of the GI tract can produ…
What is the most common neoplastic pol…
What are adenomas of the GI tract char…
When do you start testing for adenomas…
True
Colonic adenomas
Epithelial dysplasia
At 50 years old surveillance starts. If there is a positive f…
Any neoplasm of the GI tract can produ…
True
What is the most common neoplastic pol…
Colonic adenomas
58 terms
colonic polyps
what is a polyp
where are polyps most common
most polyps begin as ____
a polyp with a stalk is termed
any mass of tissue that bulges or projects outward, or upward…
colorectal regions
sessile
pedunculated
what is a polyp
any mass of tissue that bulges or projects outward, or upward…
where are polyps most common
colorectal regions
77 terms
CRC and polyps
PTs with this condition tend to presen…
What preventative measures can be used…
What is the MC type of polyp?... Which ty…
What are the 4 criteria in which we de…
Polyps
low fat, high fiber diet... exercising and maintaining a norma…
tubular... high risk - villous/tubulovillous
High grade dysplasia... villous histology (or tubulovillous)... 1+…
PTs with this condition tend to presen…
Polyps
What preventative measures can be used…
low fat, high fiber diet... exercising and maintaining a norma…
20 terms
Polyps of the colon
What is a polyp
Multiple types of polyps:
95% of adenocarcinomas of the colon ar…
What type of adenomas are at little ri…
Discrete protuberances projecting into the intestinal lumen…
1. Adenomatous... 2. Serrated... 3. Nonneoplastic... 4. Submucosal
Adenomas and Serrated polyps
Small... <1 cm
What is a polyp
Discrete protuberances projecting into the intestinal lumen…
Multiple types of polyps:
1. Adenomatous... 2. Serrated... 3. Nonneoplastic... 4. Submucosal
20 terms
Polyps of the colon
What is a polyp
Multiple types of polyps:
95% of adenocarcinomas of the colon ar…
What type of adenomas are at little ri…
Discrete protuberances projecting into the intestinal lumen…
1. Adenomatous... 2. Serrated... 3. Nonneoplastic... 4. Submucosal
Adenomas and Serrated polyps
Small... <1 cm
What is a polyp
Discrete protuberances projecting into the intestinal lumen…
Multiple types of polyps:
1. Adenomatous... 2. Serrated... 3. Nonneoplastic... 4. Submucosal
33 terms
Colonic Polyps
What features (if present) make a poly…
Does everyone with polyp(s) on colonos…
What are the names of the 2 carcinogen…
What are the 3 serrated polyp subtypes?
1. size: >10mm... 2. histology: ... - high grade dysplasia... - villous
No.
1. adenoma-carcinoma sequence... 2. microsatellite instability p…
1. Hyperplastic... 2. Sessile Serrated Adenoma/Polyp (SSA/P)... 3.…
What features (if present) make a poly…
1. size: >10mm... 2. histology: ... - high grade dysplasia... - villous
Does everyone with polyp(s) on colonos…
No.
11 terms
Adenomatous Polyps
Colonic Adenomas
Sessile Serrated Adenoma
Intramuscular Carcinoma
Adenocarcinoma
Dysplasia- majority do NOT progress to adenocarcinomas... Tubul…
resemble hyperplastic polyps- R colon... serrated architecture
Invades lamina propria or musc mucosa... Little metastatic pote…
APC pathway most common- mutation on chrom 5 w/2 hit hypothes…
Colonic Adenomas
Dysplasia- majority do NOT progress to adenocarcinomas... Tubul…
Sessile Serrated Adenoma
resemble hyperplastic polyps- R colon... serrated architecture
36 terms
Adenomatous Polyps
What are the most common and clinicall…
Are colorectal adenomas benign or mali…
Colorectal adenomas:... 1. Characterized…
What are 3 clinical outcomes of colore…
Colorectal adenomas
They are benign, but are precursors to the majority of colore…
1. dysplasia ... 2. Colonoscopy & adenoma removal... 3. DO NOT
1. most polyps are clinically silent... 2. some large polyps may…
What are the most common and clinicall…
Colorectal adenomas
Are colorectal adenomas benign or mali…
They are benign, but are precursors to the majority of colore…
26 terms
Adenomatous polyps
Colonic adenomas is present in what pe…
What do colonic adenomas look like?
What is Gardner syndrome? What types o…
What mutation is associated w/ Gardner…
- 50% of adults in west by age 50... - benign but precursors to…
- succulent velvety surface like a raspberry (from epithelium…
- Familial adematous polyposis... - Characterized by sebaceous c…
- 5q
Colonic adenomas is present in what pe…
- 50% of adults in west by age 50... - benign but precursors to…
What do colonic adenomas look like?
- succulent velvety surface like a raspberry (from epithelium…
9 terms
Uterine Polyps
What are uterine polyps?
Most common age?
Which type are more common - sessile o…
Symptoms
Noncancerous growths that develop in the uterus or the cervix
Between 30 and 50
Pedunculated
Irregular menstrual bleeding, menorrhagia, vaginal bleeding a…
What are uterine polyps?
Noncancerous growths that develop in the uterus or the cervix
Most common age?
Between 30 and 50
28 terms
FAP and Polyps
MC submucosa non-neoplastic - sign?
MC non-neoplastic polyp
Polyps dx gold std?
Large intestine/colon fxn
Lipoma - Pillow Sign
Hyperplastic
Colonoscopy
Absorb vit K, remove water/salt from stools
MC submucosa non-neoplastic - sign?
Lipoma - Pillow Sign
MC non-neoplastic polyp
Hyperplastic
12 terms
Polyp tonic ions
Chromate
Dichromate
Hydroxide
Permanganate
CrO4-2
Cr2O7-2
OH-
MnO4-
Chromate
CrO4-2
Dichromate
Cr2O7-2
23 terms
Inherited Polyp Syndromes
Most cases of CRC are:
FAP
FAP polyps
Time line of FAP
Sporadic cases... Not inherited
Familial Adenomatous Polyposis... -Autosomal Dominant ... -some are…
Hundreds to thousands
Polyps by 15 yo... Cancer by 40 yo (everyone by 50 almost)
Most cases of CRC are:
Sporadic cases... Not inherited
FAP
Familial Adenomatous Polyposis... -Autosomal Dominant ... -some are…
12 terms
BIO176L polyp & jellyfish
Phylum: Cnidoria
Diploblastic (cnidoria characteristic)
Class: Hydrozoa
Hydra w bud (hydrozoa)
* eutmetazoan; has tissues. (big jump in evolution. true anim…
Two germ layers (p131)... 1. Ectoderm (epidermis; outer layer)…
- polyp / medusa... - colonial / solitary... - monoecious / dioecio…
* solitary polyp... - freshwater... * asex = budding... - sex (testes/…
Phylum: Cnidoria
* eutmetazoan; has tissues. (big jump in evolution. true anim…
Diploblastic (cnidoria characteristic)
Two germ layers (p131)... 1. Ectoderm (epidermis; outer layer)…
18 terms
Polyp tonic ions
Acetate
Ammonium
Carbonate
Chlorate
(Ch3coo)- or (ch3oo)-or (c2h302)-
(Nh3)+1 (nh4)+1
(Co3)2-
(Clo3)2-
Acetate
(Ch3coo)- or (ch3oo)-or (c2h302)-
Ammonium
(Nh3)+1 (nh4)+1
14 terms
Anatomy of Coral Polyp
stomach
digestive filaments
mouth
tentacles
where food goes
digests food
only opening; expels waste
surrounds mouth & aides in capturing food, expelling waste, a…
stomach
where food goes
digestive filaments
digests food
23 terms
Inherited Polyp Syndromes
Most cases of CRC are:
FAP
FAP polyps
Time line of FAP
Sporadic cases... Not inherited
Familial Adenomatous Polyposis... -Autosomal Dominant ... -some are…
Hundreds to thousands
Polyps by 15 yo... Cancer by 40 yo (everyone by 50 almost)
Most cases of CRC are:
Sporadic cases... Not inherited
FAP
Familial Adenomatous Polyposis... -Autosomal Dominant ... -some are…
40 terms
L13: Adenomatous polyps
Characteristics of colonic adenomas
Do the majority of colorectal adenomas…
What characterizes colorectal adenomas?
colorectal adenomas: characteristics
- most clinically significant neoplastic polyp... - most common…
NO!
dysplasia... - nuclear hyperchromasia, elongation & stratification
most asymptomatic... - large polyps may bleed --> occult blood/a…
Characteristics of colonic adenomas
- most clinically significant neoplastic polyp... - most common…
Do the majority of colorectal adenomas…
NO!
18 terms
Intestinal Polyps and Neoplasia
Sessile
Pedunculated
Neoplasia
Dysplasia
a polyp that is attached to the base and flat
a polyp that grows on stock
any abnormal growth of cells
disordered growth
Sessile
a polyp that is attached to the base and flat
Pedunculated
a polyp that grows on stock
24 terms
Colon Polyps and Cancer
Patterns of Polyps
Classification of Colon Polyps:
Serrated:
Colon Polyps
Pedunculated: grows off a stalk... Sessile: grows along the wall…
Hyperplastic Polyps... Tubular Adenoma... Tubuovillous Adenoma... Vill…
Histological descriptive term meaning the glands of the polyp…
Raised Protrusion of Colonic Mucosa ... Benign type: ... -Hyperplas…
Patterns of Polyps
Pedunculated: grows off a stalk... Sessile: grows along the wall…
Classification of Colon Polyps:
Hyperplastic Polyps... Tubular Adenoma... Tubuovillous Adenoma... Vill…
22 terms
Intestinal Neoplasia/Polyps
Peutz-Jeghers Syndrome
Carcinoid
Polyps
Inflammatory Polyps
hereditary gastrointestinal polyposis associated w/ excess me…
~adenocarcinoma, then lymphoma, then sarcoma.... -tumor: rise fr…
Most common in colon (sessile D or pedunculated =D... -inflammat…
forms w/ solitary rectal ulcer syndrome... clinical triad: rect…
Peutz-Jeghers Syndrome
hereditary gastrointestinal polyposis associated w/ excess me…
Carcinoid
~adenocarcinoma, then lymphoma, then sarcoma.... -tumor: rise fr…
24 terms
Intestinal Polyps and Neoplasia
Hyperplastic polyps
Inflammatory polyps
Hemartomatous polyps
Juvenile polyposis
Benign.... Common, small, found on left side of colon in older…
Benign.... Occur at sites of repeating chronic injury with heal…
Benign.... Tumor-like growth of mature tissues. Can occur spora…
Syndrome associated with benign hemartomatous polyps. Occurs…
Hyperplastic polyps
Benign.... Common, small, found on left side of colon in older…
Inflammatory polyps
Benign.... Occur at sites of repeating chronic injury with heal…
7 terms
Zoology Obelia Polyp Body Form
Hyrdranth
Tentacles
Hypostome
Gonangium
Polyp specialized for food acquisition
Defense and prey capture
Elevated mound of tissue that expands or contracts to regulat…
Polyp specialized for reproduction
Hyrdranth
Polyp specialized for food acquisition
Tentacles
Defense and prey capture
44 terms
what even is a polyp
Describe how water temperature and sal…
Identify the factors that determine ho…
Explain thermohaline circulation and h…
Define photosynthesis and describe the…
Water temperature: decreases with depth (thermocline)... Salinit…
Temperature:... - cold water holds more dissolved gas than warme…
areas of sinking water (Poles), are a sink for CO2 because of…
- Photosynthesis is the conversion of inorganic to organic nu…
Describe how water temperature and sal…
Water temperature: decreases with depth (thermocline)... Salinit…
Identify the factors that determine ho…
Temperature:... - cold water holds more dissolved gas than warme…
12 terms
Pathology Colorectal Polyps and Neoplasms
patho colorectal polyp and neoplasms…
patho colorectal polyp and neoplasms…
patho colorectal polyp and neoplasms…
patho colorectal polyp and neoplasms…
hyperplastic... hamartomatous polyp (PJ polyp)... juvenile polyp…
most common... small sessile polyp... serrated lumen
smooth muscle proliferation... isolated or in FAP... can be large…
common in rectum... young children... cystically dilated mucous g…
patho colorectal polyp and neoplasms…
hyperplastic... hamartomatous polyp (PJ polyp)... juvenile polyp…
patho colorectal polyp and neoplasms…
most common... small sessile polyp... serrated lumen
56 terms
3-Colon Polyps & Cancer
Occult blood test
Usually from UGI source... -Hematemesis (…
ID
Types of GI bleeding.
Occult blood test
ID
Usually from UGI source... -Hematemesis (…
Types of GI bleeding.
9 terms
Pathology of Adenomatous Polyps
Colonic adenomas
Gardner Syndrome
Turcot's Syndrome
Sessile Serrated Adenoma
most clinically significant neoplastic polyps and the most co…
a familial adematous polyposis syndrome (chrome 5q gene), may…
rare syndrome variant of familial adenomatous polyposis. asso…
type of adenoma more commonly found in the RIGHT COLON, has m…
Colonic adenomas
most clinically significant neoplastic polyps and the most co…
Gardner Syndrome
a familial adematous polyposis syndrome (chrome 5q gene), may…
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