PMC5733896_01
T2 axial CT: 10 mm dilated common bile duct with distended gallbladder and 3.5 mm dilated pancreatic duct.
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fig1
A normal CBD measures 4.1 mm in diameter and a normal pancreatic duct measures 3.0 mm in diameter, with the patient's CBD measuring 10 mm and pancreatic duct measuring 3.5 mm (Figure 1).
H&E stain of granulomatous lymph node at low and intermediate power.
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Lymph nodes showed reactive follicular hyperplasia, sinus histiocytosis, and scattered nonnecrotizing granulomas (Figure 2).
H&E stain of pancreatic mass at intermediate and high power.
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fig3
GMS stains but showed nonnecrotizing granulomas compatible with patient's history of sarcoidosis (Figure 3). Gallbladder and segment of duodenum were negative for any significant pathologic change.