Diagnosis of AL-type amyloidosis from bile duct wall thickening.

Inoue and colleagues report a rare case in which jaundice was the initial symptom and bile duct wall thickening led to the diagnosis of systemic AL-type amyloidosis. The thickened bile duct wall in this case showed characteristic findings on various examinations, which may prove useful to clinicians in the future.

Fatal case of pancreatic panniculitis caused by occult neuroendocrine tumor in the corresponding organ: A case report and review of the published work.

Pancreatic panniculitis (PP) is a rare clinical variant of subcutaneous fat necrosis, developing in patients with a variety of pancreatic diseases such as acute or chronic pancreatitis, tumors and cysts. The tumor-associated PP represents a noteworthy skin manifestation of underlying internal malignancies, also known as dermadrome. Among causative pancreatic tumors, acinar cell carcinoma is the most frequent malignancy; however, little is known about how the origin of tumor cells and progression stage of pancreatic tumors potentially contribute to the establishment of panniculitis.