CT scan of the head showing a biconvex hyperdense lesion displacing the grey-white matter interface is seen in which of the following condition?
Correct Answer: Extradural hematoma
Description: 75% of extradural hematoma occur in the temporo parietal region secondary to the rupture of middle meningeal aery. A lucid interval is seen in 50% patients and precede clinical deterioration. On CT scan: It appear as a biconvex to lenticular, hyperdense, homogenous extracerebral zone adjacent to the inner table of the skull with sharp margins. Ref: Neuroradiology Companion: Methods, Guidelines, and Imaging Fundamentals By Mauricio Castillo, 3rd Edition, Page 46; Handbook of Stroke By David O. Wiebers, Page 108; Neuroscience in Medicine By P. Michael Conn, 3rd Edition, Page 758; Advances and Technical Standards in Neurosurgery By J D Pickard, V. V. Dolenc, J. Lobo Antunes, Volume 27, Page 63; Diseases of the Brain, Head and Neck, Spine: Diagnostic Imaging and ... By J. Hodler, Jurg Hodler, Page 70.
Category:
Radiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now