Difference between revisions of "Urothelium"
Jump to navigation
Jump to search
(→Normal histology: +SO) |
(more) |
||
| Line 2: | Line 2: | ||
=Normal urothelium= | =Normal urothelium= | ||
==Gross== | ===Gross=== | ||
===Extent of urothelium=== | ====Extent of urothelium==== | ||
*[[Ureters]]. | *[[Ureters]]. | ||
*Renal pelvis. | *Renal pelvis. | ||
| Line 9: | Line 9: | ||
*Part of the urethra. | *Part of the urethra. | ||
====Urethra in males==== | =====Urethra in males===== | ||
*Pre-prostatic urethra - transitional epithelium. | *Pre-prostatic urethra - transitional epithelium. | ||
*[[Prostate gland|Prostatic]] urethra - transitional epithelium. | *[[Prostate gland|Prostatic]] urethra - transitional epithelium. | ||
| Line 15: | Line 15: | ||
*Spongy urethra - pseudostratified columnar epithelium (proximal) & stratified squamous (distal). | *Spongy urethra - pseudostratified columnar epithelium (proximal) & stratified squamous (distal). | ||
==Microscopic== | ===Microscopic=== | ||
Features: | Features: | ||
*Maturation (cuboidal at base - squamoid at surface). | *Maturation (cuboidal at base - squamoid at surface). | ||
| Line 26: | Line 26: | ||
**If it is 'papillary' -- it must have fibrovascular cores. | **If it is 'papillary' -- it must have fibrovascular cores. | ||
==Sign out== | ===Sign out=== | ||
<pre> | <pre> | ||
URINARY BLADDER LESION ("TUMOUR"), TRANSURETHRAL RESECTION URINARY BLADDER TUMOUR (TURBT): | URINARY BLADDER LESION ("TUMOUR"), TRANSURETHRAL RESECTION URINARY BLADDER TUMOUR (TURBT): | ||
| Line 58: | Line 58: | ||
#* Normal is 4-5 cell layers. | #* Normal is 4-5 cell layers. | ||
# Nests of glandular cells | # Nests of glandular cells | ||
#* Consider ''cystitis cystica'', ''cystitis glandularis'', ''cystitis cystica et glandularis'', ''Brunn's nest'', ''inverted papilloma''. | #* Consider ''[[cystitis cystica]]'', ''[[cystitis glandularis]]'', ''cystitis cystica et glandularis'', ''[[von Brunn's nest]]'', ''[[inverted urothelial papilloma|inverted papilloma]]''. | ||
# Inflammation? | # Inflammation? | ||
#* Michaelis-Gutman bodies? | #* Michaelis-Gutman bodies? | ||