Multiple myeloma associated with light-chain amyloidosis manifesting as gastric retention: a case report and review of the literature.

We report a case of multiple myeloma associated with light-chain amyloidosis in a 62-year old woman. The patient came to hospital with the main complaint of epigastric pain and gastroscopy showed gastric retention. The patient had been diagnosed with multiple myeloma associated with light-chain amyloidosis after biopsy of the gastric mucosa and bone marrow aspirate. A review of the literature was also performed.