Infantile acute subdural hemorrhage probably caused by injury to the diploic channels

A 6-month-old, previously healthy boy hit the right frontal region of his head against the corner of a plastic toy box. At presentation, a small area with scalp discoloration was noted in the right frontal region. Head computed tomography at the level of discoloration revealed an intracranial hemato...

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Main Authors: Kensaku Makino, MD, Satoshi Tsutsumi, MD, Yuki Takaki, MD, Senshu Nonaka, MD, Hidehiro Okura, Hisato Ishii, MD
Format: Article
Language:English
Published: Elsevier 2021-10-01
Series:Radiology Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1930043321005057
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author Kensaku Makino, MD
Satoshi Tsutsumi, MD
Yuki Takaki, MD
Senshu Nonaka, MD
Hidehiro Okura
Hisato Ishii, MD
author_facet Kensaku Makino, MD
Satoshi Tsutsumi, MD
Yuki Takaki, MD
Senshu Nonaka, MD
Hidehiro Okura
Hisato Ishii, MD
author_sort Kensaku Makino, MD
collection DOAJ
description A 6-month-old, previously healthy boy hit the right frontal region of his head against the corner of a plastic toy box. At presentation, a small area with scalp discoloration was noted in the right frontal region. Head computed tomography at the level of discoloration revealed an intracranial hematoma, 5 mm in maximal thickness, below the coronal suture. In addition, there were bony bridges connecting the frontal and parietal bones. Furthermore, a linear crack was found in the diploe of the frontal bone in contact with the coronal suture. Cerebral MRI confirmed linear hyperintensity between the inner tables. We assumed that a kind of ping-pong ball fracture was caused by the head blow, centering on the coronal suture, resulting in rupture of contacting diploic channels and tear of the dura mater, and forming a subdural hematoma. Acute subdural hemorrhage may be caused by an insignificant blow to the coronal suture in infantile patients with underdeveloped cranial bones and sutures, accompanied by subtle external findings.
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spelling doaj.art-d75a9755f29c4f1697cd593b12ce54512022-12-21T18:27:40ZengElsevierRadiology Case Reports1930-04332021-10-01161029812983Infantile acute subdural hemorrhage probably caused by injury to the diploic channelsKensaku Makino, MD0Satoshi Tsutsumi, MD1Yuki Takaki, MD2Senshu Nonaka, MD3Hidehiro Okura4Hisato Ishii, MD5Department of Neurological Surgery, Juntendo University Urayasu HospitalCorresponding author.; Department of Neurological Surgery, Juntendo University Urayasu HospitalDepartment of Neurological Surgery, Juntendo University Urayasu HospitalDepartment of Neurological Surgery, Juntendo University Urayasu HospitalDepartment of Neurological Surgery, Juntendo University Urayasu HospitalDepartment of Neurological Surgery, Juntendo University Urayasu HospitalA 6-month-old, previously healthy boy hit the right frontal region of his head against the corner of a plastic toy box. At presentation, a small area with scalp discoloration was noted in the right frontal region. Head computed tomography at the level of discoloration revealed an intracranial hematoma, 5 mm in maximal thickness, below the coronal suture. In addition, there were bony bridges connecting the frontal and parietal bones. Furthermore, a linear crack was found in the diploe of the frontal bone in contact with the coronal suture. Cerebral MRI confirmed linear hyperintensity between the inner tables. We assumed that a kind of ping-pong ball fracture was caused by the head blow, centering on the coronal suture, resulting in rupture of contacting diploic channels and tear of the dura mater, and forming a subdural hematoma. Acute subdural hemorrhage may be caused by an insignificant blow to the coronal suture in infantile patients with underdeveloped cranial bones and sutures, accompanied by subtle external findings.http://www.sciencedirect.com/science/article/pii/S1930043321005057Acute subdural hemorrhageCoronal sutureCrack in the diploeDiploic channels
spellingShingle Kensaku Makino, MD
Satoshi Tsutsumi, MD
Yuki Takaki, MD
Senshu Nonaka, MD
Hidehiro Okura
Hisato Ishii, MD
Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
Radiology Case Reports
Acute subdural hemorrhage
Coronal suture
Crack in the diploe
Diploic channels
title Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
title_full Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
title_fullStr Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
title_full_unstemmed Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
title_short Infantile acute subdural hemorrhage probably caused by injury to the diploic channels
title_sort infantile acute subdural hemorrhage probably caused by injury to the diploic channels
topic Acute subdural hemorrhage
Coronal suture
Crack in the diploe
Diploic channels
url http://www.sciencedirect.com/science/article/pii/S1930043321005057
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