Histology Course S VIII 9 Departement of Pathology, University of Zurich Histokurs

S VIII 9 capillary sclerosis of the ureter due to abuse of phenacetin PAS further information (German) on HiPaKu
  ICD-10: N14.0

Same patient as in specimen S VIII 8

- Cross-section through ureter with an inflammatory infiltration of the urothelium. No atypical cells.
- The capillaries in the underlying stroma are massively clumped and show a thickened PAS-positive material with a basophilic wall similar to that of fungal hyphae (capillary sclerosis)