48,830
edits
Line 94: | Line 94: | ||
# If you see architectural distortion (e.g. crypt branching) in the left colon, look for Paneth cells. | # If you see architectural distortion (e.g. crypt branching) in the left colon, look for Paneth cells. | ||
# The hepatic flexure is considered the divider for normal paneth cells and abnormal paneth cells, i.e. paneth cells proximal to the hepatic flexure are normal; paneth cells distal to the hepatic flexure are abnormal.<ref>STC. 14 December 2009.</ref> | # The hepatic flexure is considered the divider for normal paneth cells and abnormal paneth cells, i.e. paneth cells proximal to the hepatic flexure are normal; paneth cells distal to the hepatic flexure are abnormal.<ref>STC. 14 December 2009.</ref> | ||
# Stretching of tissue may mimic atrophy; tip-off it is | # Stretching of tissue may mimic atrophy; tip-off it is artifact: thinning of mucosa.<ref name=Kirsch>Kirsch, R. 13 December 2010.</ref> | ||
====Images==== | |||
<gallery> | |||
Image:Crohn%27s_disease_-_colon_-_high_mag.jpg | Crohn's disease - beautiful granulomas in the colon - high mag. (WC) | |||
Image:Crohn%27s_disease_-_duodenum_-_intermed_mag.jpg | Crohn's disease - duodenum - intermed. mag. (WC) | |||
Image: Cryptitis_-_alt_--_very_high_mag.jpg | Cryptitis. (WC) | |||
Image:Crypt_branching_high_mag.jpg | Crypt branching. (WC) | |||
</gallery> | |||
===Grading=== | ===Grading=== | ||
*Several systems exists.<ref name=Kirsch>Kirsch, R. 13 December 2010.</ref> | *Several systems exists.<ref name=Kirsch>Kirsch, R. 13 December 2010.</ref> |
edits