The orbital roof is formed by the frontal bone and the lesser wing of the sphenoid bone, and together these structures form part of the floor of the anterior cranial fossa, the compartment that cradles the frontal lobes of the brain. In adults, fracturing this region demands considerable force, because the well-developed frontal and paranasal sinuses act like crumple zones that dissipate low-energy impacts. Children are different. Their heads are proportionally larger relative to the body, their frontal sinuses have not yet pneumatized, and the bone of the roof itself is thin and pliable. As a result, orbital roof fractures occur disproportionately in the pediatric age group, often after seemingly minor falls such as a tumble from a couch. Because these fractures typically accompany major head injury, most affected children are seen first by neurosurgery or emergency medicine, and ophthalmologists rarely encounter them as the primary problem, which is precisely what made the three Cairo cases unusual.

The first patient, a three-month-old boy, arrived five days after falling from a couch with progressive swelling of the left eyelid. There had been no vomiting, seizures, or loss of consciousness, which likely encouraged the team to look for a localized eye problem rather than a skull injury. Examination revealed tense swelling of both the eyelids and the conjunctiva, the transparent membrane over the eye, along with the eyeball pushed downward and forward, a displacement known as dystopia with proptosis. An initial computed tomography scan showed a large collection beneath the periosteum, the membrane lining the bone of the roof, and neurosurgery cleared the infant. The oculoplasty team decided to drain the collection through a lid crease incision, expecting pus or blood. Instead they drew out a large volume of straw-colored, clear fluid that rapidly re-accumulated, a clue that something far more serious was filling the space.

After the drainage procedure, clear fluid kept oozing between the sutures, and the leak increased when the infant cried or strained, behavior characteristic of cerebrospinal fluid, the watery cushion surrounding the brain. A repeat CT scan, reviewed jointly with neurosurgery, revealed a hairline fracture of the skull base that the initial scan had missed, largely because the original images used thick cuts greater than one millimeter. Through this invisible crack, cerebrospinal fluid had been leaking into the orbit and accumulating under the periosteum, creating the pseudotumor that the surgeons had drained. The infant was transferred to neurosurgery and managed conservatively with prophylactic intravenous antibiotics, acetazolamide, and furosemide, drugs that reduce fluid production and pressure. The leak stopped spontaneously after two weeks, but the case illustrates how easily a hairline fracture can escape detection and expose a baby to repeated radiation and to the risk of introducing infection into the cranial cavity.

The second case was far more dramatic. A seven-year-old boy was brought in after a road traffic accident and triaged to ophthalmology for a suspected ruptured right globe once his vital signs were stable and chest and abdominal injuries had been excluded. He was drowsy but oriented. Both eyelids were deeply lacerated, and when the physicians gently parted the swollen lids to examine the eye, they found soft, brain-like tissue occupying the orbit instead of an eye. CT scans with three-dimensional reconstruction showed a large fracture of the right orbital roof with herniation of brain tissue through the defect, a rare trans-orbital brain herniation with only a handful of prior reports in the literature. The ophthalmologist on call recognized the neurosurgical emergency immediately and referred the boy urgently for intracranial repair.

Once the neurosurgical team had stabilized the patient, ophthalmology returned to address the eyelid wounds. During that procedure, the globe could not be found; the trauma had effectively avulsed the eye. The surgeons repaired the lids and later placed a dermis fat graft to reconstruct the anophthalmic socket, the empty orbit, providing volume and a foundation for a future prosthetic eye. The authors note candidly that although the eye team acted swiftly, the child should have been referred to neurosurgery even faster, since every minute matters when brain tissue has displaced through a skull defect. The case stands as a stark illustration of how a triage label such as ruptured globe, while visually compelling, can anchor clinicians to an ocular diagnosis when the primary threat to life lies just above the orbital roof.

The third patient presents a different lesson: the long shadow that old trauma can cast. An eight-year-old boy arrived with acute, painful, red, and tender swelling below and above the left medial canthal tendon, the inner corner of the eye, accompanied by fever and malaise. Four years earlier he had sustained major facial injuries in a road traffic accident requiring multiple reconstructive surgeries, and he reported recurrent swellings in the same spot. Clinically the picture resembled acute dacryocystitis, an infection of the tear sac, though in an atypical location. Examination also revealed telecanthus, an abnormally wide spacing of the inner eye corners, along with sunken eyeball position and upward displacement. Imaging told the deeper story: a large orbital encephalocele, brain tissue herniating through the old roof fracture, contributing to the fullness, alongside an enlarged lacrimal sac anteriorly.

Management of this third child required foresight. After the acute infection settled with oral antibiotics, the team performed a dacryocystorhinostomy, a procedure that creates a new drainage pathway for tears into the nose, but with a neurosurgeon scrubbed in as a precaution in case the dissection injured the encephalocele. This deliberate pairing of specialties captures the central message of the series: orbital roof fractures sit at the crossroads of ophthalmology and neurosurgery, and no single discipline can safely manage them alone. The authors emphasize that no standardized management protocol for orbital roof fractures currently exists, but given the potential morbidity and mortality, careful assessment and prompt interdisciplinary involvement are warranted whenever such a fracture is suspected. They also describe the anatomical classification, distinguishing blow-in fractures, in which roof fragments displace downward into the orbit, from blow-out fractures, in which bone displaces superiorly into the cranial cavity, with impure fractures involving the orbital rim.

The complications cataloged in the discussion read like a map of everything that can go wrong at the base of the skull. Orbital roof fractures can compress or injure the optic nerve, cause proptosis, generate retrobulbar hemorrhage, paralyze nerves that move the eye, and rupture the globe itself. Traumatic orbital encephalocele is uncommon, and cerebrospinal fluid leaking specifically into the orbit is extraordinarily rare, with only five cases previously reported in the medical literature. Traumatic brain herniation into the orbit is rarer still, with just two documented cases before this series. The Cairo authors point out that high patient volumes, limited physician numbers, long working hours, and the inherent stress of emergency triage all conspire to produce errors in stable patients, and that even experienced reviewers can miss a hairline fracture when scanning thick CT slices rather than scrutinizing thin cuts.

The authors propose a structural remedy rather than merely better vigilance: a dedicated interdisciplinary facial trauma service bringing together maxillofacial, ENT, plastic, and oculoplastic specialists, working alongside neurosurgery, to evaluate these injuries as a team from the outset. They argue that ophthalmologists, who are accustomed to vision-threatening rather than life-threatening decisions, must nonetheless remain alert to the presentations that funnel skull base injuries into eye clinics, because early diagnosis translates directly into prompt referral, optimal repair, and reduced morbidity and mortality. For parents and clinicians alike, the series carries a simple takeaway: a child’s swollen eyelid or a deceptively ordinary eye injury after head trauma is not always confined to the eye. Sometimes the most important finding hides a few millimeters above, in a hairline crack in the roof of the orbit, waiting for a second look at the thin-cut scan.

Subject of Research: Orbital roof fractures presenting at the ophthalmology emergency department

Article Title: Orbital roof fractures: different presentations in the ophthalmology emergency service, a case series

Article References: Hosny, R., El-Essawy, R. A., & Alahmadawy, Y. A. (2026). Orbital roof fractures: different presentations in the ophthalmology emergency service, a case series. Journal of Emergency and Disaster Medicine, 2(1), Article 2. https://doi.org/10.1007/s44467-025-00003-8

Image Credits: AI Generated

DOI: 10.1007/s44467-025-00003-8

Keywords: orbital roof fracture, ophthalmology, emergency medicine, neurosurgery, cerebrospinal fluid leak, encephalocele, pediatric trauma, brain herniation, CT imaging, triage errors, dacryocystitis, skull base injury