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Insights into Imaging

Table 3 Depiction rates and lumen diameters of pancreatic arteries

From: Feasibility of utilizing ultra-low-dose contrast medium for pancreatic artery depiction using the combination of advanced virtual monoenergetic imaging and high-concentration contrast medium: an intra-patient study

Artery

lumen diameter(mm)

Depiction rates

ND-CM images§

LD-CM images§

LD-CM VMI+ images§

PSPDA*

1.6 (1.5, 1.8)

100.00% (41/41)

95.12% (39/41)

97.56% (40/41)

ASPDA*

1.7 ± 0.3

100.00% (41/41)

90.24% (37/41)

92.68% (38/41)

IPDA*

1.9 ± 0.4

60.98% (25/41)

51.22% (21/41)

51.22% (21/41)

AIPDA*

1.4 ± 0.3

80.49% (33/41)

73.17% (30/41)

73.17% (30/41)

PIPDA*

1.3 ± 0.3

87.80% (36/41)

80.49% (33/41)

80.49% (33/41)

DPA*

1.7 ± 0.4

87.80% (36/41)

78.05% (32/41)

78.05% (32/41)

TPA*

1.5 ± 0.3

82.93% (34/41)

70.73% (29/41)

70.73% (29/41)

GPA*

1.5 (1.3, 1.8)

97.56% (40/41)

85.37% (35/41)

85.37% (35/41)

CPA*

1.3 (1.2, 1.4)

65.85% (27/41)

56.10% (23/41)

56.10% (23/41)

  1. *PSPDA posterior superior pancreaticoduodenal artery, ASPDA anterior superior pancreaticoduodenal artery, IPDA inferior pancreaticoduodenal artery, AIPDA anterior inferior pancreaticoduodenal artery, PIPDA posterior inferior pancreaticoduodenal artery, DPA dorsal pancreatic artery, TPA transverse pancreatic artery, GPA great pancreatic artery, CPA caudal pancreatic artery
  2. §ND-CM normal dose contrast medium (320 mgI/kg), LD-CM low dose contrast medium (224 mgI/kg), VMI+ LD-CM images advanced virtual monoenergetic imaging of LD-CM images
  3. The depiction rate of pancreatic arteries was calculated by dividing the number of patients with visible pancreatic arteries by the total number of patients
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