Definition and Causes. One of the most common causes of extrahepatic biliary obstruction is choledocholithiasis, with one or more stones in the common bile duct or common hepatic duct causing biliary obstruction.
The pain symptoms associated with CPPS include: 1  Lower back pain. 2  Pelvic pain or pain above the pubic bone. 3  Rectal pain. 4  Perineum pain (area between the anus and the scrotum) 5  Genital pain. 6  Feeling like you are sitting on a tennis ball or a peach pit. 7  Sitting for long periods triggers or exacerbates pain and symptoms.
Symptoms and Signs. Claviceps purpurea infects only the ovary of cereal and grass plants; no other part of the plant is infected. In the early stages of disease development, a sticky exudate (honeydew) consisting of host sap and conidia often appears (Figure 2).