Changes

==Diagnosis==

==Diagnosis==

===Rectal examination===

===Rectal examination===

Firm mass in large colon but may underestimate extent of impaction because much of colon out of reach (83)

Firm mass in large colon but may underestimate extent of impaction because much of colon out of reach (83).  Adjacent colon may be distended if impaction has resulted in complete obstruction.  Impaction at other sites such as the transverse colon may not be palpable per rectum.

Adjacent colon may be distended if impaction has resulted in complete obstruction

 

==Treatment==

==Treatment==