PMC5074940_01
Sagital T1-weighted (a) and T2-weighted (b) axial T1-weighted image (c) and axial T2-weighted image (d) demonstrating a high signal intense epidural hematoma on the left side lumbar level L4-L5 and compressing the left L5-root
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Fig1
T1- and T2-weighted images showed an extradural mass restricted to the dorsal space at lumbar level L4-L5 (Fig. 1). The axial images confirmed a mass, posterolateral to left-centred, at level L4-L5, which appeared to compress the left L5-root as it entered the intervertebral foramina (Fig. 1). 
a Histopathological specimen of organised epidural hematoma and b higher magnification of boxed area in a
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PMC5074940_01_40064_2016_3546_Fig2_HTML.jpg
Fig2
Histologic examination of the pathologic specimen confirmed the diagnosis of an organised chronic hematoma (Fig. 2).