Ureter

From Libre Pathology
Jump to navigation Jump to search

The ureter is the tubule that takes the urine from the kidney to the urinary bladder. It is uncommonly afflicted by pathology that the pathologist sees on a day-to-day basis.

Normal ureter

Microscopic

Features:[1]

  • Mucosa - epithelium and fibrous tissue.
  • Muscularis:
    • Upper 2/3: inner longitudinal, outer circular.
    • Lower 1/3: inner longitudinal, middle circular, outer longitudinal.

Note:

  • There is no submucosa!

Pathology of the ureter - overview

Specific conditions

Ureteritis cystica

General

Gross

  • Smooth/round projections into the lumen.

Images:

Microscopic

Features:

  • Nests of urothelium within the lamina propria with cyst formation, i.e. lumens are present.

Image:

See also

References

  1. URL: http://www.histology.leeds.ac.uk/urinary/ureter.php. Accessed: 31 October 2013.
  2. Crockett, DG.; Wagner, DG.; Holmäng, S.; Johansson, SL.; Lynch, HT. (May 2011). "Upper urinary tract carcinoma in Lynch syndrome cases.". J Urol 185 (5): 1627-30. doi:10.1016/j.juro.2010.12.102. PMID 21419447.
  3. Padilla-Fernández, B.; Díaz-Alférez, F.; Herrero-Polo, M.; Martín-Izquierdo, M.; Silva-Abuín, J.; Lorenzo-Gómez, M. (2012). "Ureteritis cystica: important consideration in the differential diagnosis of acute renal colic.". Clin Med Insights Case Rep 5: 29-33. doi:10.4137/CCRep.S9189. PMID 22474406.
  4. 4.0 4.1 4.2 Rothschild, JG.; Wu, G. (2011). "Ureteritis cystica: a radiologic pathologic correlation.". J Clin Imaging Sci 1: 23. doi:10.4103/2156-7514.80375. PMC 3177432. PMID 21966620. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3177432/.