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78 Cards in this Set
- Front
- Back
name some vaginal congenital anomalies.
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vaginal agenesis, obstruction, duplication (incomplete fusion of mullerian tracts), and fusion; urogenital sinus anomalies; imperforate hymen (1:1000)
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how do you diagnose congenital anomalies?
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PE, ultrasonography, retrograde contrast studies
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what causes the mullerian ducts to fuse and elongate?
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urogenital sinus
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what is the most common cause of primary amenorrhea?
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Turner's Syndrome (XO)
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name the disorder of congenital absence of the upper vagina and uterus; second most common cause of primary amenorrhea. what stops developing to cause this?
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RKH (Rokitansky Kuster-Hauser Syndrome); mullerian duct system stops developing during gestational days 44-48
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name the term used to describe when their is a remnant of the wolffian (mesonephric) duct (responsible for male development). how would it present?
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Gartner's Duct Cyst - cyst inside on the lateral wall of the vagina
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what cells will you see microscopically to indicate gardnerella vaginalis?
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clue cells - large cells heavily coated with bacteria
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name the pathogen. STD, flagellated protozoan with motility; produces vaginitis, cervicitis, and urethritis with strawberry colored cervix and fiery red vaginal mucosae; greenish, frothy, discharge.
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Trichomonas vaginalis - treatment: metronidazole (both partners)
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what pathogen produces koilocytic changes in squamous epithelium; the cells have a wrinkled pyknotic nuclei surrounded by a clear halo.
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HPV - condyloma acuminata (veneral warts - HPV 6,11); 16,18 with dysplasia and squamous cancer
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name the term used to describe a staphylococcal infection that used to kill many women; caused by super absorbant tampons.
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Toxic Shock Syndrome
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name the cells seen on pap smear that are consistant with postmenopausal women/atrophic vaginitis.
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parabasal cells - apparent when lacking estrogen and progesterone
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name the most common vaginal cyst and describe it histologically.
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epidermal inclusion cyst (aka vaginal inclusion cyst); a distinct squamous lined cyst with debris inside
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the most common place for endometriosis is the ovary; however it appears that traumatically removed endometrium can implant in scars. name a place that is commonly scarred and left with endometrial tissue.
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episiotomy site - tissue responds and cycles with estrogen (lesion will involute with pregnancy (progesterone dominated) or anytime there is less estrogen (ie postmenopausal)
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benign tumors of the vagina are rare, however there is a mixed benign tumor composed of ________ and _______ that generally occurs in young women (30) and is located in or just above the ________ _____.
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epithelium and stroma; hymenal ring
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goljan: this is a benign tumor of skeletal muscle that shows up in the vagina, tongue, and/or heart.
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rhabdomyoma
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most vaginal malignancies are an extension of cancer from ______.
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squamous cell carcinoma from the cervix - ie they are there because of metastasis
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the most common primary cancer of the vagina is this type and is a result of what HPV type?
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epidermoid (Vaginal Squamous Cell Carcinoma); result of HPV 16
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name the malignant grape-like mass that protrudes from the vagina of girls <6 years of old.describe it histologically.
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embryonal rhabdomyosarcoma - surgery and chemo usually curative; see dense cambium layer beneath the epithelium; the sarcoma is beneath the cambian layer
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why were women given Diethylstilbestrol (DES) in the 40s?
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commonly given to women to prevent miscarriage
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what was the common occurence in the female fetus of women taking DES?
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the female fetuses that were exposed to DES(especially in the 1st 18wks) commonly had irregular menses; most got vaginal adenosis (remnants of mullerian ducts) and was the precursor to the rare clear cell adenocarcinoma.
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embryologically, What did DES do to the fetus?
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DES inhibited mullerian differentiation responsbile for mullerian structures: tubes, uterus, cervix, upper 1/3 of the vagina
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what is adenosis?
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DES exposed women most commonly got adenosis: it is the presence of a columnar mucin-secreting epithelium in the vagina, the glands are often lying in the lamina propria of the vagina - this is a precursor to clear cell adenocarcinoma
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what is going on histologically with adenosis?
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the glands are moving upwards toward the lamina propria
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describe clear cell adenocarcinoma histologically.
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arises from vaginal adenosis, the glands are irregular,multiple, and close together; within the lining of the glands you can see the malignant nuclei.
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what happened if a women taking DES had a male fetus?
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reports of epididymal cysts, hypotrophic testes, microphallus (small penis); sperm abnormalities
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name some conditions associated with pelvic relaxation and why does this occur?
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the pelvic musculature gets weakened (usually from traumatic childbirth, poor obstetrical care, lots of births); conditions include: uterine prolapse, cystocele, urethracele, and rectocele - often presents as urinary incontinence
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describe the appearance on a histo slide of trichomonas vaginalis.
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pear shaped flagellated protozoan
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describe the appearance on a histo slide of HSV.
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classic ground glass appearance; the cells have a multi-nucleated appearance; the nuclei looked rimmed with color
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describe the appearance of a histo slide of bacterial vaginosis.
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gardnerella vaginalis is characterized by "clue cells" - these cells are large with lots of bacteria on them (the nucleus looks small); the right shift of pH to a more alkaline fluid causes a decrease in lactobacilli; this allows bacteria to grow
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name the benign cervical cyst derived from endocervical glands.
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nabothian cysts
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name the lesion that is usually found around menopause and may protrude from the endocervix and bleed.
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endocervical polyps (postcoital bleeding)
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this neoplasm comprises 55-65% of all malignancies of the female genital tract.
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cervical carcinoma
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what strains produce E6 oncoproteins that bind to p53 (tumor suppressor gene).
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HPV 16 and 18
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what race/ethnicity has the highest incidence of cervical cancer? which has the highest mortality?
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hispanic/latino have the highest incidence; blacks have the highest mortality
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name the symptoms of cervical cancer.
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often none; postcoital bleeding; pain is a late sign
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what is the most common cause of death in cervical cancer patients?
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the cervical cancer infiltrates the bladder wall and obstructs the ureters; this causes postrenal azotemia and RENAL FAILURE and UREMIA
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there are 3 types of cervical cancer. name them and name which is most common.
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Epidermoid aka Squamous Cell Carcinoma(90%); Adenocarcinoma (4%); Undifferentiated Small Cell
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where on the cervix does cervical cancer arise?
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epithelium at the squamocolumnar junction (b/w the squamous exocervix and the transformation zone of the cervix);
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describe the progression from HPV infection to invasive cervical cancer.
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it progresses from HPV infection -> metaplasia -> dysplasia (CIN I-II)-> CIN III or carcinoma in situ -> Microinvasive carcinoma -> Frankly Invasive Carcinoma (invaded into the lamina propria)
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define CIN I,II,III.
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CIN = cervical intraepithelial Neoplasia;measures amount of dysplasia; CIN I: mild dysplasia involving 1/3 of the epithelium; CIN II: moderate dysplasia involving 2/3 of the epithelium; CIN III: severe dysplasia involving the full thickness of the epithelium (carcinoma in situ)
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describe squamous metaplasia on cytology.
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the glandular cells begin looking like squamous cells (due to chronic irritation)
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describe condyloma acuminata on cytology.
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koilocytosis; the squamous cells have wrinkled pyknotic (shriveled) nuclei
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what is ASCUS?
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atypical squamous change of unknown significance; something is wrong; its b/w condyloma and metaplasia; the nuclear:cytoplasm ratio has increased but it is unknown as to why
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what is HGSIL?
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high grade squamous intraepithelial lesion (aka CIN III) - see dark and large nuclei
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describe the cytology of SCC (squamous cell carcinoma) keratinizing vs nonkeratinizing.
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keratinizing look like pink tadpoles; both have very dark large nuclei
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describe the cytology of endocervical adenocarcinoma in situ.
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2nd most common type of cervical ca; glands grow very thick; hasn't invaded into the lamina propria (in situ)
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describe carcinoma in situ.
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CIS or CIN III is diagnosed when the entire epithelium is replaced by dysplastic process (no organization); cells have gone vertical, the nuclei are traveling upward; does NOT always progess to invasive cancer and may even regress; unpredictable
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what is FIGO?
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International Federation of Gynecology and Obstetrics; used to stage cervical cancer based on clinical examination, rather than surgical findings: Stage 0: CIS; Stage I: invasive carcinoma strictly confined to the cervix (invaded the lamina propria); Stage II: local, but beyond the uterus; Stage III: extended to pelvic wall or the lower 1/3 of the vagina, causes hydronephrosis; Stage IV: beyond true pelivs or into the bladder or rectum (methods do not include CT or MRI findings - based on palpation, inspection, colposcopy, biopsy, endocer. curettage, hysteroscopy, cystoscopy, proctoscopy, IVU, and xrays)
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CIS can progress to this? what stage is it in and describe it histologically.
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microinvasive carcinoma (stage Ia); treated surgically; may be able to preserve the ability to have children; see "tongues" of dysplastic tissue invading the lamina propria
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carcinoma of the cervix has four growth patterns. name them and describe them.
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1) exophytic (Most COmmon)- arise from exocervix, large mass that may bleed; 2) Nodular: arise from endocervix, large thick barrel-shaped cervix; 3) Infiltrative: Stone-hard cervix that invades the vaginal fornices and upper vagina; 4) ulcerative: tumor necrosis and sloughing with infectiona and purulent discharge
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Squamous Cell Carcinoma (SCC) accounts for 90% of the cervical cancers. name the major histopathologic subtypes.
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1)Moderately Differentiated, nonkeratinizing large cell SCC (70%); 2)Well-differentiated, keratinizing large cell SCC (25%); 3) small cell undifferentiated carcinoma - poor prognosis; 4) pure adenocarcinoma from endocervical cells are on the rise (5-20%)
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if the cervix gets a secondary metastasis, where is it most likely from?
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endometrium
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In the US, invasive cancer of the cervix is the __#__ most common genital malignancy in women, after _____ and _____.
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3rd; endometrial and ovary.
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worldwide, invasive cervical cancer is the __#__ genital female malignancy and the 2nd most common cause of malignancy in women.
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#1
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Invasive cervical cancer is __#__ only to ________ cancer as a leading cause of worldwide cancer related mortality in women.
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second; breast
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CIS is detected at what age? invasive cancer is diagnosed at what age?
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25-34; >50yo
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on a cytology slide, describe the difference between adenocarcinoma and SCC.
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adenocarcinoma clumps together; SCC looks as if the cells are falling off eachother
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describe invasive adenocarcinoma on a HISTO slide.
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lymphocytes surrounding a gland that is producing something (mucin?); lined by malignant cells; lights up with a special stain for mucin
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how do you treat CIN I or II?
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mild or moderate dysplasia on pap would then get confirmed by biopsy, then treat by freezing
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how do you treat CIN III?
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CIS or severe dysplasia, 1st confirm with biospy and coposcopy; then freeze or "cold knife cone" (follow pt closely)
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how do you treat a locally invasive (microinvasive carcinoma)?
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usually hysterectomy
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the ACS and ACOG recommend women to get paps how often?
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<30 annual or (ACS only) if use "thin prep" aka liquid-based cytology (every 2); non-immunocompromised women >30: 3 types: conventional pap and liquid-based cytology: do it annually (when you get 3 conseqative negatives, every 3); if using liquid-base with HPV every 3 years if both are negative
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what HPV types does the vaccine prevent?
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HPV (6,11,16,18)
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where in the GU tract are specimens taken to assess hormones?
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lateral vaginal wall
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where in the GU tract are specimens taken to help diagnose endocervical, endometrial, and ovarian malignancies?
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vaginal pool (fluid)
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what parts of the GU system are tested in a pap smear?
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ectocervical scraping (great for cervical neoplasm detection, poor for endometrial ca), vaginal pool specimen, and/or endocervical specimen. (both vag. pool and endocervical speciments are taken to detect malignancies arising in the endocervix and endometrium)
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name the common infectious pathogens that are commonly seen on pap smears.
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gardnerella vaginalis, candida albicans, herpes simplex, trichomonas vaginalis, actinomyces, chlamydia, HPV - condyloma acuminata
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the squamous epithelium cells will vary depending on what hormones are present in the exocervix and upper vagina.name the cell and what hormone/s are present.
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superficial squamous cells - estrogen; intermediate cells - progesterone; parabasal cells - no estrogen or progesterone (postmenopausal)
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in a normal premenopausal menstruating woman, what cells will you see?
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70% superficial squamous cells; 30% intermediate cells
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what is the maturation index?
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a way to express the amount of parabasal/intermediate/superficial (P/I/S); ie. in a completely postmenopausal woman: 100/0/0
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name the term. cells of an epithelium convert to a different cell type (ie. columnar -> squamous);
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METAPLASIA occurs from chronic inflammation, hormonal changes, not always indicative of a serious problem
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name the term. an increase in the number of cells and thickness of the epithelium.
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hyperplasia
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name the term that means regenerative changes.
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reparative
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name the term that means the cytological equivalent of leukoplakia (white patches) often result of irritation or hormonal disturbance and seen commonly in uterine prolapse.
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hyperkeratosis - if situated toward the squamocolumnar junction is associated in about 10% of cases with cervical dysplasia or CIS.
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name the term. an abnormal form of keratinization in which the nuclei are retained in the keratinized layer. what is the significance?
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parakeratosis; dysplasia and carcinoma are found in smears with parakeratosis and this layer of parakeratosis can prevent getting a good sample of a lesion
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when should you not see endometrial cells?
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postmenopausal women and premenopausal women after day 10
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name the term. disorganized growth. is graded as mild, moderate, and severe.
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dysplasia
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