Biliary microlithiasis

{{Use dmy dates|date=August 2022}}

Biliary microlithiasis refers to the creation of small gallstones less than 3 mm in diameter in the biliary duct or gallbladder.

It has been suggested{{cite journal |pmid=18577477 | doi=10.1016/j.gie.2007.09.046 | volume=68 | issue=1 | title=Ursodeoxycholic acid treatment for patients with postcholecystectomy pain and bile microlithiasis. | date=Jul 2008 | journal=Gastrointest Endosc | pages=69–74| last1=Okoro | first1=Ngozi | last2=Patel | first2=Amil | last3=Goldstein | first3=Marney | last4=Narahari | first4=Naveen | last5=Cai | first5=Qiang }} as a cause of postcholecystectomy syndrome, or PCS, the symptoms of which include:

• Upset stomach, nausea, and vomiting.
• Gas, bloating, and diarrhea.
• Persistent pain in the upper right abdomen.{{cite journal |author=Womack NA, Crider RL |title=The Persistence of Symptoms Following Cholecystectomy |journal=Ann. Surg. |volume=126 |issue=1 |pages=31–55 |year=1947 |pmid=17858976 |pmc=1803303 |doi= 10.1097/00000658-194707000-00004 }}