Table 1

Correlation of histopathological findings and magnetic resonance imaging

Patient no.
HLA-B27
Edema (%)
Cellular infiltration
Microvessel density
Edema detected by magnetic resonance imaging











Zygapophyseal joints of lumbar spine
Other segments of lumbar or thoracic spine

1
-
60
+++
++
L1, L2
Th12
2
+
60
+++
+
L2, L3
-
3
-
30
+++
+
L2, L3, L4
Th5–Th7 and zygapophyseal joints Th5–Th7
4
+
20
+++
+
-
Thoracic spine Th11, Th12
5
+
10
+
+
-
-
6
+
20
+
+
-
Th6–Th9 and zygapophyseal joints Th6–Th9
7
+
30
+++
+
-
-
8
+
10
+
+
-
-

L, vertebra of the lumbar spine; Th, vertebra of the thoracic spine.

Appel et al. Arthritis Research & Therapy 2006 8:R143   doi:10.1186/ar2035

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