PMC4809439_01
Evolution of the tumor. A, Large firm tumor of the left eyebrow and impossible palpebral aperture. B, After 4 months of treatment with imatinib, complete clinical remission of the tumor.
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Four months later, the tumor regression was ongoing with a complete clinical remission of the entire tumor (Fig 1, B) and recovery of a palpebral aperture.
Facial CT scan examination before treatment and after 20 months of imatinib. A, Voluminous mass with intraorbital extension before treatment. B, Complete remission of the tumor after 20 months of imatinib.
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A facial computed tomography (CT) scan highlighted a mass of 5.3 x 5.4 x 4.5 cm with intraorbital extension at the internal upper quadrant without osteolysis (Fig 2, A). This dramatic clinical response was confirmed on CT scan examination at 6 months and 20 months (Fig 2, B).