
A prospective, multicenter study found that a blood-based miRNA assay combined with CA19-9 improved early detection of pancreatic ductal adenocarcinoma.
A 32-year-old man presents with a firm nodule in his arm. Resection of the nodule is performed. What is your diagnosis?
A 32-year-old man presents with a firm nodule in his arm. Resection of the nodule is performed.
Based on the image shown, what is your diagnosis?






