This fact is from Cementum & Periapical in Oral Pathology & Microbiology. It is a commonly tested concept in NEET MDS examinations. Understanding this fact is crucial for answering MCQs correctly.
Hypercementosis = Paget disease link
Periapical granuloma most common
Periapical abscess = acute
Phoenix abscess = acute flare of chronic lesion
Periapical cemental dysplasia = anterior mandible = vital teeth.