sentences:  The congenital diarrheal disorder presents 2–3 days after birth with projectile vomiting and failure to thrive.The congenital diarrheal disorder may be treated with total parenteral nutrition avoiding sepsis with most symptoms resolving at 10 to 12 months of age.The congenital diarrheal disorder requires a strict diet with little or no fat (i.e fatty acids, monoglycerides, diglycerides, and triglycerides which break down and combine to form DGAT1 substrates that build up and irritate the intestinal mucosa).