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Figure 2. A) CT-facial bones, depicting depression of left frontal bone into the frontal sinus with blood in the frontal sinus. B) Ultrasound-Frontal bones, depicting depression of the left frontal bone and a normal right frontal bone.
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Figure 2. A) CT-facial bones, depicting depression of left frontal bone into the frontal sinus with blood in the frontal sinus. B) Ultrasound-Frontal bones, depicting depression of the left frontal bone and a normal right frontal bone.