Value of ultrasound examination in differential diagnosis of pancreatic lymphoma and pancreatic cancer

Table 1 Clinical manifestation of pancreatic lymphoma and pancreatic cancer

	Pancreatic lymphoma	Pancreatic cancer	P
Age of onset (yr)	52.8 ± 3.4	53.8 ± 4.2	NS
Gender ratio (male/female)	10/2	24/6	NS
Course of disease	3 mo to 1 yr	4 wk to 3 mo	< 0.05
Weight loss	10	27	NS
Nausea and vomiting	4	12	NS
Fever and night sweats	5	1	< 0.05
Back pain	1	18	< 0.05
Jaundice	3	20	< 0.05
Palpable abdominal lump	6	0	< 0.05
Superficial lymph node enlargement	5	1	< 0.05
CEA, CA19-9 increase	0	18	< 0.05

P < 0.05, the two groups were significantly different.