Overview
Papillary tumor of the pineal region (PTPR) is a rare neoplasm first described in 2007, typically affecting adults, particularly those in their third and fourth decades. Pediatric cases are exceedingly rare 1.Diagnosis
Imaging studies (MRI) essential for initial detection and characterization 1.
Histopathological examination confirming papillary architecture is definitive 1.
Chromosomal analysis may reveal abnormalities, though less documented in pediatric cases 1.Management
Gross total resection (GTR) is the primary treatment modality 1.
Cerebrospinal fluid diversion may be necessary preoperatively or adjunctively 1.
Adjuvant therapies beyond resection are less defined, with adult protocols potentially applicable but requiring caution in pediatric populations 1.Special Populations
Pediatrics: Limited data; GTR appears effective but long-term outcomes and recurrence rates need further study 1.
Comorbidities: Case reports suggest successful management in patients with comorbidities like Trisomy 21, though specific guidelines are lacking 1.Key Recommendations
Gross total resection should be pursued as the primary treatment for PTPR 1 (Evidence: Strong).
Consider cerebrospinal fluid diversion in cases necessitating preoperative management or to mitigate complications 1 (Evidence: Moderate).
Long-term follow-up is crucial for pediatric patients due to limited data on recurrence and outcomes 1 (Evidence: Expert opinion).References
1 Mathkour M, Hanna J, Ibrahim N, Scullen T, Kilgore MD, Werner C et al.. Papillary tumor of the pineal region in pediatric populations: An additional case and systematic review of a rare tumor entity. Clinical neurology and neurosurgery 2021. link