Table 2:

Characteristics of 20 pineal region masses

DiagnosisSize-AP X transverse X SI (cm)Percent CysticHemorrhagic?Calcified? (modality used to assess)
Pineoblastoma4.6 × 5.9 × 6.15.36NoNo, CT
Pineoblastoma2.5 × 1.8 × 2.60.00NoNo, CT
Pineoblastoma2.3 × 2.0 × 1.60.00NoYes, diffusely, CT
Pineoblastoma1.7 × 1.9 × 1.80.00NoNo, CT
Pineoblastoma2.5 × 2.1 × 2.640.38NoNo, CT
Pineoblastoma3.3 × 2.6 × 4.70.00NoNo, CT
Pineocytoma2.1 × 2.1 × 1.848.20NoNo, MR
Pineocytoma1.9 × 1.8 × 1.30.00NoNo, CT
Pineocytoma1.7 × 2.3 × 1.337.21NoNo, CT
Intermediate pineal parenchymal tumor1.6 × 1.7 × 1.60.00NoNo, CT
Intermediate pineal parenchymal tumor3.8 × 2.6 × 3.80.00NoNo, MR
Papillary tumor of the pineal region2.1 × 2.0 × 2.926.53NoNo, CT
Papillary tumor of the pineal region2.2 × 2.1 × 1.90.00NoNo, MR
Germinoma3.1 × 3.7 × 3.60.00NoYes, punctate, CT
Germinoma2.1 × 2.6 × 2.123.64NoNo, CT
Germinoma2.9 × 3.1 × 1.940.29NoYes, punctate, CT
Germinoma2.8 × 3.8 × 3.00.00NoNo, CT
Germinoma2.1 × 2.3 × 2.50.00NoNo, CT
Germinoma2.2 × 1.5 × 1.615.38NoNo, MR
Germinoma0.8 × 0.8 × 0.70.00NoNo, MR
  • Note:—AP indicates anteroposterior; SI, signal intensity.