Giant cell tumor

Giant-cell tumor of the bone (GCTOB), is a relatively uncommon tumor of the bone. It is characterized by the presence of multinucleated giant cells (osteoclast-like cells). [Source: Wikipedia ]

May Cause
Acquired posterior neural arch defect
Apophyseal lytic lesion
Benign bone neoplasm
Blow-out bone lesion
Bone blister
Bone lesion with fluid-fluid level
Chest wall lesion
Cyst-like mandibular lesion
Cystic jaw lesion
Enlarged vertebrae
Enlargement or erosion of sella turcica
Epiphyseal lytic lesion
Erosion of sphenoid wing
Expansile bone lesion
Extradural lesion with abnormal adjacent bone
Extradural spinal lesion
Large destructive bone lesion
Lucent defect in bones of hands, wrists, feet, or ankles
Lucent lesion of the calcaneus
Lytic patellar lesion
Lytic phalangeal lesion
Lytic vertebral lesion
Metaphyseal bone lesion
Middle cranial fossa lesion
Multilocular jaw lesion
Nasopharyngeal lesion
Nonodontogenic radiolucent jaw lesion
Orbital wall lesion
Paranasal sinus mass
Paraspinal soft-tissue mass
Permeative osteolytic lesion
Posterior mediastinal lesion
Posterior skull base lesion
Presacral mass
Radiolucent skull lesion
Sacral neoplasm
Sacrococcygeal lesion
Sacrococcygeal mass
Sacroiliac joint disease
Sesamoid lytic lesion
Short rib lesion
Sinonasal lesion
Skull base lesion
Solitary bone lesion with expansile remodeling
Solitary collapsed vertebra
Solitary ill-defined lytic metaphyseal lesion
Solitary lytic epiphyseal lesion
Solitary lytic epiphyseal-metaphyseal lesion
Solitary osteolytic skull lesion
Solitary poorly demarcated osteolytic bone lesion
Solitary well-defined lytic metaphyseal lesion
Solitary well-demarcated lytic bone lesion
Spinal block
Supratentorial intracranial tumor in a child
T2-hypointense musculoskeletal lesion
Temporal bone neoplasm
Tumor crossing an intervertebral disk
Tumor-induced osteomalacia
Vertebral neoplasm
Vertebral pedicle destruction
Well-defined expansile radiolucent jaw lesion
Xanthomatous bone lesion