Cytologic Detection of Urothelial Lesions - part 7 ppsx

... with glassy chromatin will re- sult. As in radiation change, the cytoplasm of urothelial cells is often vacuolated and sometimes contains particles of foreign ma- terial or neutrophils. Aberrant ... the rest of the field are a variety of malignant cells from a high grade urothelial car- cinoma. Compare the nucleus of the polyoma virus infected cell with the irregular nuclear shap...

Ngày tải lên: 11/08/2014, 01:22

... 0-3 8 7- 2 394 5-6 (alk. paper) – 0-3 8 7- 2 394 7- 2 (e-ISBN) 1. Urinary organs—Diseases—Cytodiagnosis. I. Raab, Stephen S. II. Title. III. Series. 616.6’ 075 82—dc22 20040614 17 ISBN-10: 0-3 8 7- 2 394 5-6 e-ISBN: ... Cytopathology. 2005 ISBN 0-3 8 7- 2 330 4-0 2. D.L. Rosenthal and S.S. Raab: Cytologic Detection of Urothelial Lesions. 2005 ISBN 0-3 8 7- 2 3...

Ngày tải lên: 11/08/2014, 01:22

... International Society of Urological Pathology consensus classification of urothelial (transitional cell) neoplasms of the urinary bladder. Am J of Surg Path 1998; 22:1435–1448. Koss LG: Diagnostic Cytology of the ... small dot-like nucleoli and abundant cytoplasm that is slightly frayed. (600x) Benign Cellular Changes 25 Figure 2.3. Benign Urothelial Cells—catheterized urine: A c...

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... 37 Figure 2.15. Atypical Urothelial Cells Indeterminate for Neoplasia— renal pelvic brushing: This fragment of urothelial cells was originally con- sidered atypical without all the features of ... cytoplasmic ratio of the cells is not significantly increased. (600x) Benign Cellular Changes 39 Figure 2. 17. Reactive Urothelial Cells—catheterized urine: These super- ficial reactive...

Ngày tải lên: 11/08/2014, 01:22

... authors, the cytologic diagnosis of low grade urothelial lesions is made with difficulty. One of the obvious reasons is that theselesions do not shedas readily as thehigher grade lesions, and ... (400x) Low Grade Urothelial Tumors (Grade I) 59 Table 4. Histologic Grading Systems for Urothelial Carcinoma and Cytologic Equivalents Cytologic Equivalent 1998 WHO/ISUP Murphy 1 9...

Ngày tải lên: 11/08/2014, 01:22

... those of the umbrella cells in the lower portion of the photograph. (400x). Low Grade Urothelial Carcinoma 87 Figure 3.21. Low Grade Urothelial Carcinoma—ureteral brush: Cyto- logic diagnosis of ... of extra-vesical urothelial lesions relys on the same criteria as lesions of the bladder. However, caution must be employed since the consequences of a false positive may re...

Ngày tải lên: 11/08/2014, 01:22

... not univer- sally an indicater of invasion in bladder lesions in contrast to the “tumor diathesis” of cervical cancer. (200x) 92 3. Grading Urothelial Neoplasms Figure 3.26. High Grade Urothelial ... limit interpretation of high grade urothelial carcinoma. (600x) High Grade Urothelial Carcinoma 97 Figure 3.31. High Grade Urothelial Carcinoma—bladder washing: A true tissue f...

Ngày tải lên: 11/08/2014, 01:22

... microscopist should re- sist the temptation to call a urothelial lesion “squamous” or “glan- dular” when areas of squamous or glandular metaplasia are encoun- tered in an otherwise clear-cut urothelial ... nucleoli. (600x) 5 Unusual Lesions Size limits of this volume preclude a complete description of the various uncommonlesionsof the urinary tract. The interested reader is referr...

Ngày tải lên: 11/08/2014, 01:22

... discordant. Diagnostic Yield of Urinary Cytology Dependance of Accuracy on Grade of Tumors Perhaps the most well summarized evaluation of the usefulness of urinary cytology in the detection of tumors of the urinary ... investigation of haema- turia: how to follow up? J Clin Pathol 2004; 57: 365–8. Wiener HG, Vooijs GP, and van’t Hof-Grootenboer B: Accuracy of urinary cytol...

Ngày tải lên: 11/08/2014, 01:22

... 67 low-grade neoplasms, 68, 69, 72 75 , 77 79 grade I, neoplasms of low malignant potential (PUNLMP), 59, 60, 67 72 grade II, 59, 60–62, 73 – 87 Pap test, liquid-based, 170 Paraurethral glands, 5 Performance ... potential, 29, 37, 55, 68 176 Index Background (cont.) high-grade urothelial carcinomas, 94, 104–1 07 diagnostic tumor cells and, 1 07 invasion, indicators of, 106 mim...

Ngày tải lên: 11/08/2014, 01:22