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[Several comments and various considerations on Von Brunn nests]
C Pellicé1, C Barastegui, P Carretero
1Unidad de Urología del Sector de Granollers, ICS-Barcelona.
Actas Urologicas Espanolas
|January 1, 1994
Summary
Aggression can cause urothelial changes, including Von Brunn nidi, in the male bladder trigone. These lesions, though metaplastic and lacking atypia, have a controversial role in bladder cancer development.
Area of Science:
- Urothelial pathology
- Histopathology
- Bladder carcinogenesis
Context:
- The bladder epithelium (urothelium) can undergo histological changes in response to aggression.
- These changes range from benign to malignant neoplastic types (transitional, squamous, glandular).
- Metaplastic, dysplastic, and neoplastic lesions can coexist within the urothelium.
Purpose:
- To assess the evolutionary potential of the urothelium.
- To conduct a morphological study of the male cervix-trigonal epithelium under steroidal hormone influence.
- To investigate Von Brunn nidi due to their atypical behavior and controversial role in bladder carcinogenesis.
Summary:
- The study examined the male cervix-trigonal epithelium, noting metaplastic changes of squamous and glandular lineage.
- These changes, while metaplastic, showed no atypia or dysplasia.
- The focus was on Von Brunn nidi, their histogenesis, and their debated involvement in bladder cancer.
Impact:
- Highlights the diverse evolutionary pathways of the urothelium under stress.
- Contributes to understanding the histogenesis and significance of Von Brunn nidi.
- Informs research on bladder cancer etiology and potential precursor lesions.