Pancreas divisum is:
**Core Concept**
Pancreas divisum is a congenital anomaly of the pancreas where the dorsal and ventral pancreatic buds fail to fuse during embryonic development. This results in two separate pancreatic ducts, instead of the normal single duct, leading to potential complications such as pancreatitis and recurrent abdominal pain.
**Why the Correct Answer is Right**
In pancreas divisum, the dorsal pancreatic duct usually drains into the minor duodenal papilla, while the ventral pancreatic duct empties into the major duodenal papilla. This abnormal drainage can cause pancreatic secretions to flow backwards into the parenchyma, leading to inflammation and damage. The condition is often diagnosed using magnetic resonance cholangiopancreatography (MRCP) or endoscopic retrograde cholangiopancreatography (ERCP).
**Why Each Wrong Option is Incorrect**
**Option A:** Pancreas divisum is not a result of pancreatitis or pancreatic cancer. It is a congenital anomaly present at birth.
**Option B:** While pancreas divisum can cause pancreatitis, it is not a type of pancreatitis. Pancreatitis is inflammation of the pancreas, whereas pancreas divisum is an anatomical anomaly.
**Option C:** Pancreas divisum is not a type of pancreatic pseudocyst. A pseudocyst is a fluid collection that forms in the pancreas, whereas pancreas divisum is a congenital anomaly.
**Clinical Pearl / High-Yield Fact**
Pancreas divisum is often associated with recurrent abdominal pain and pancreatitis, particularly in young adults. Awareness of this condition is crucial for accurate diagnosis and treatment planning.
**Correct Answer: C. Pancreas divisum is a congenital anomaly where the dorsal and ventral pancreatic buds fail to fuse during embryonic development, resulting in two separate pancreatic ducts.