Medical Definition of Rectal sinuses

1. The grooves between the anal columns. Synonym: Morgagni's sinus. Pockets or crypts in the columnar zone of the anal canal between the anocutaneous line and the anorectal line; the sinuses give the mucosa a scalloped appearance. Synonym: sinus anales, anal crypts, Morgagni's crypts, rectal sinuses. (05 Mar 2000)



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Lexicographical Neighbors of Rectal Sinuses

recs
recta
recta ratio
rectal
rectal ampulla
rectal anaesthesia
rectal artery
rectal cancer
rectal columns
rectal fistula
rectal folds
rectal plexuses
rectal prolapse
rectal reflex
rectal shelf
rectal sinuses (current term)
rectal valves
rectal valvotomy
rectal varicosities
rectal varicosity
rectal vein
rectal venous plexus
rectalgia
rectally
rectangle
rectangled
rectangles
rectangular
rectangular amputation
rectangular coordinates

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