Benign Bone Tumours

• Q1.Patient aged 30 yr presented with swelling around knee Aspirate shows giant cells and mononuclear cells Most likely diagnosis is

  • AGaint cell tumour
  • BOsteosarcoma
  • CChondroblastoma
  • DEwing's sarcoma
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• Q2.A patient with GCT which of the following is false:-

  • AEpiphyseo-metaphyseal location
  • BEccentric
  • CDefined margins
  • DChemotherapy is the mainstay of treatment
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• Q3.Not a true statement about Osteoclastoma

  • AUsually solitary
  • BMetaphyseal origin
  • CBenign bone tumor
  • DCommon in age between 20-40 years
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• Q4.Bone tumour that typically affects the epiphysis of a long bone?

  • AOsteosarcoma
  • BEwing's sarcoma
  • CChondroblastoma
  • DChondromyxoid fibroma
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• Q5.About giant cell tumor, all are true except:

  • ACommonly presents in the 20-40 year age group
  • BMatrix consists of proliferating mononuclear cells
  • COsteoclast giant cells constitute the proliferative component of the tumor
  • DIt is a benign tumor which may have lung metastasis
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• Q6.Treatment of fibrous dysplasia is:

  • ARadical resection of lesion
  • BRadiation therapy
  • CIf the Lesion is small, dissection is done, if Lesion is large cosmetic surgery has to be carried out
  • DCryosurgery
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• Q7.There is <2 cm painful swelling responsive to salicylates, this is:

  • AOsteoma
  • BOsteochondroma
  • COsteoid osteoma
  • DOsteoblastoma
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• Q8.A 12-years-old boy presents with a symmetric, expansile cystic lesion in the proximal humerus. All of the following can be done for his treatment except

  • ACurettage
  • BIntralesional steroids
  • CIntralesional sclerosing agents
  • DRadiotherapy
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• Q9.Solitary bone lesion that does not arise from metaphysis is

  • AGiant cell tumour
  • BSimple bone cyst
  • CAneurysmal bone cyst
  • DFibrous dysplasia
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• Q10.Generally, radiotherapy should not be used for treating benign conditions. The only possible exception being:

  • AChondromyxoid fibroma
  • BExtensive pigmented villonodular synovitis
  • CBenign fibrous histiocytoma
  • DDesmoplastic fibroma so extensive that it cannot be surgically excise
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Answer key

Q1: A. Gaint cell tumour; Q2: D. Chemotherapy is the mainstay of treatment; Q3: B. Metaphyseal origin; Q4: C. Chondroblastoma; Q5: C. Osteoclast giant cells constitute the proliferative component of the tumor; Q6: C. If the Lesion is small, dissection is done, if Lesion is large cosmetic surgery has to be carried out; Q7: C. Osteoid osteoma; Q8: D. Radiotherapy; Q9: A. Giant cell tumour; Q10: B. Extensive pigmented villonodular synovitis.

Other topics in Orthopaedics

• Fracture Healing and Principles of Management
• Fracture Complications
• Disorders of the Cervical Region
• Clavicle, Shoulder and Arm Trauma
• Elbow and Forearm Trauma
• Hand Trauma
• Non-Traumatic Upper Limb Disorders
• Hip Dislocation
• Femoral Fractures
• Knee, Leg and Foot Trauma
• AVN and Other Lower Limb Regional Disorders
• Spinal Trauma
• Non-Traumatic Spinal Disorders
• Spondylolisthesis and IVDP
• Pelvic Trauma
• Pyogenic Bone and Joint Infection
• Tuberculosis of Bones and Joints
• Paediatric Fractures
• CTEV and Angular Knee Deformities
• Congenital Anomalies, Perthes Disease and SCFE
• Rickets and Childhood Metabolic Bone Disease
• Osteoporosis and Adult Osteomalacia
• Paget's Disease and Parathyroid Bone Disease
• Degenerative and Rheumatoid Joint Disease
• Seronegative Spondyloarthritis and Crystal Arthropathy
• Nerve Injuries
• Malignant Bone Tumours
• Implants, Splints and Traction Devices
• Amputation, Prosthetics and Joint Replacement
• Sports Injury