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Uretral Polyp: Inflammatory Type

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  • First Online:
Encyclopedia of Pathology

Part of the book series: Encyclopedia of Pathology ((EP))

  • 33 Accesses

Synonyms

Papillary pseudotumor of the prostatic urethra; Papillary urethritis; Polypoid urethritis

Definition

Reactive lesion of the urethral mucosa conferring a polypoid and/or papillary conformation.

Clinical Features

  • Incidence

    It is an uncommon finding associated with urinary tract infections, indwelling catheters, or other mechanical irritation sources (Ishigooka et al. 1993).

  • Age

    Adult age

  • Sex

    More common in males

  • Site

    Prostatic urethra

  • Treatment

    No required treatment

  • Outcome

    Benign lesion

Macroscopy

Exophytic bullous edematous or polypoid lesions are associated with hemorrhagic discoloration, occasionally.

Microscopy

Papillary and polypoid cystitis shows thick edematous and relatively avascular cores (Fig. 1). It is covered with stratified low columnar to cuboidal cells with reactive atypia. Vascular congestion and inflammatory infiltrate can be found in the lamina propria (Lane and Epstein 2008).

Fig. 1
figure 1

Reactive polypoid lesion of the urethral mucosae resected due to hematuria

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References and Further Reading

  • Ishigooka, M., Hashimoto, T., Kodama, C., Nakada, T., & Katoh, H. (1993). Polyps of the prostatic urethra. Urologia Internationalis, 50(1), 57–60.

    Article  CAS  Google Scholar 

  • Lane, Z., & Epstein, J. I. (2008). Polypoid/papillary cystitis: A series of 41 cases misdiagnosed as papillary urothelial neoplasia. The American Journal of Surgical Pathology, 32(5), 758–764.

    Article  Google Scholar 

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Author information

Authors and Affiliations

  1. Pathology Service, Champalimaud Clinical Center, Lisbon, Portugal

    Vanessa Henriques & Antonio Lopez-Beltran

  2. Department of Surgery and Pathology, University of Cordoba Medical School, Cordoba, Spain

    Antonio Lopez-Beltran

  3. Histopathology and Molecular Diagnostics, University Hospital Careggi, Florence, Italy

    Maria Rosaria Raspollini

Authors
  1. Vanessa Henriques
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  2. Antonio Lopez-Beltran
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  3. Maria Rosaria Raspollini
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Corresponding author

Correspondence to Maria Rosaria Raspollini .

Editor information

Editors and Affiliations

  1. NIJMEGEN, The Netherlands

    J.H.J.M. van Krieken

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Henriques, V., Lopez-Beltran, A., Raspollini, M.R. (2019). Uretral Polyp: Inflammatory Type. In: van Krieken, J. (eds) Encyclopedia of Pathology. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-28845-1_4970-1

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  • DOI: https://doi.org/10.1007/978-3-319-28845-1_4970-1

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  • Publisher Name: Springer, Cham

  • Print ISBN: 978-3-319-28845-1

  • Online ISBN: 978-3-319-28845-1

  • eBook Packages: Springer Reference MedicineReference Module Medicine

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