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Atretic cephalocele and differential considerations: A small case series
Hallie Whalen1, Sandrine Yazbek1
1Department of Diagnostic Radiology and Nuclear Medicine, Neuroradiology Section, University of Maryland Medical Center, USA.
Insights
Posterior midline scalp masses in infants require brain MRI and MRV to check for intracranial extension. Identifying atretic cephalocele early is crucial to prevent surgical complications.
Area of Science:
- Pediatric Radiology
- Neuroimaging
- Congenital Malformations
Background:
- Posterior midline scalp masses in infants warrant thorough investigation.
- Differential diagnoses include various cystic and soft tissue lesions.
- Atretic cephalocele presents a diagnostic challenge, particularly with small cystic components.
Purpose of the Study:
- To highlight key imaging findings for diagnosing atretic cephalocele.
- To emphasize the importance of accurate preoperative diagnosis.
- To guide appropriate management of infant scalp masses.
Main Methods:
- Review of neuroimaging studies (MRI brain and MRV brain) in infants with posterior midline scalp masses.
- Correlation of imaging findings with clinical and surgical outcomes.
- Identification of specific imaging markers suggestive of atretic cephalocele.
Main Results:
- Small calvarial defects adjacent to cystic masses are indicative.
- A persistent primitive falcine vein pointing towards the mass is a key clue.
- These findings aid in differentiating atretic cephalocele from other lesions.
Conclusions:
- Accurate diagnosis of atretic cephalocele is essential before surgical intervention.
- Early identification of specific imaging features can prevent misdiagnosis.
- Timely and correct diagnosis avoids potential severe postoperative complications.
Abstract:
Any posterior midline cystic or soft tissue scalp mass in an infant needs evaluation with MRI brain and MRV brain to look for intracranial extension of the lesion. One of the differential considerations is an atretic cephalocele, which can be a difficult diagnosis, especially when the cystic lesions are small. The presence of a small calvarial defect adjacent to the cystic mass and a persistent primitive falcine vein, which points towards the cystic mass, are imaging clues to this diagnosis. Correct diagnosis is needed prior to surgical resection to avoid potentially serious postoperative complications.
