(Section Headings) Differential Diagnosis in Congenital/Developmental Pathology Pattern Analysis in Differential Diagnosis of the Cranium Pattern Analysis in Differential Diagnosis of the Skull Base Pattern Analysis in Differential Diagnosis of the Mandibular and Temporomandibular Joint Lesions Pattern Analysis in Differential Diagnosis of the Sella Pattern Analysis in Differential Diagnosis of the Orbit Pattern Analysis in Differential Diagnosis of Paranasal Sinuses Pattern Analysis in Differential Diagnosis of the Spine Miscellaneous and Overlapping Diagnostic Considerations Pattern Analysis in Differential Diagnosis of the Nec