Radiological signs in orthopaedics

Dr. Guru prasad

Moderators: Dr.Ramu (ms.ortho) HODDr.Y.S.N.Murthy (ms.ortho)

Interpretation of the x ray

Osteoarthritis

• Osteophytes

• Subchondral sclerosis

• Decrease in joint space

• Sub chondral cysts

Chronic osteomyelitis

• Rarefraction and osteolysis

• Surrounding sclerosis

• Periosteal reaction

• sequestrum

Deficiency disorders

• Rickets

Trauma

Tumors

• Osteosarcoma

• Bone destruction

• New bone formation sunray appearance

• Codmans triangle

• Softissue swelling

• Giant cell tumor

• Radiolucent expansion

• Soap bubble appearance

• No periosteal reaction

• Pathological fractures

Tuberculosis spine

• Reduction of disc space

• Destruction : ANTERIOR PART and adjacent margins

• Anterior wedging

• Cold abscess

Tuberculosis

1 – Anterior spinal line2 – Posterior spinal line3 – Spino-laminar line

Thank you