Cystitis Cystica et Glandularis

Epidemiology and Etiology:

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Common sites:

· Bladder

· Ureter (ureteritis cystica)

· Pelvis (pyelitis cystica)

Gross features:

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Histologic features:

· Nests of transitional epithelium (Brunn nests) grow downward into the lamina propria

· Central epithelial cells develop a cuboidal or columnar epithelium lining

· Intestinal metaplasia maybe

· Cystic spaces lined by urothelium (cystitis cystica)

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Immunophenotype:

Marker:

Sensitivity:

Specificity:

Molecular features:

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Other features:

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References:

· Kumar V, Fausto N, Abbas A. Robbins & Cotran Pathologic Basis of Disease, Seventh Edition. 7th ed. Saunders; 2004.