The physical and psychological preparation you can provide for this or any test or procedure depends on your child's age, interests, previous experience, and level of trust. When the needle is inserted to draw blood, some people feel moderate pain, while others feel only a prick or stinging sensation. Afterward, there may be some throbbing . Trypsin and trypsinogen levels decrease with some types of pancreatic disease and increase with others. Trypsinogen is a precursor of trypsin, an enzyme produced in the pancreas.
Trypsin breaks down protein in the duodenum .