This fact is from Giant Cell Lesions & Bone in Oral Pathology & Microbiology. It is a commonly tested concept in NEET MDS examinations. Understanding this fact is crucial for answering MCQs correctly.
CGCG and Brown tumor of hyperparathyroidism = histologically IDENTICAL
Paget disease = Cotton wool skull = elevated alkaline phosphatase
Fibrous dysplasia = ground glass appearance = unilateral
Cherubism = bilateral involvement = bilateral multilocular radiolucencies
Ewings sarcoma = onion skin pattern.