Infection in bone and joint

							Tumour And Tumour Like Conditions
            of Bone
   benign tumours are common

   the most common malignant bone tumour are
    secondary metastasis

   second most common malignant bone tumours
    are haematogenous

   primary malignant tumours are rare
         Metastatic Bone Tumours

   breast
   bronchus
   kidney
   prostate
   thyroid
   GI
     Haematogenous Bone Tumours

   plasmacytoma
   multiple myeloma
   eosinophilic granuloma
   lymphoma
   leukaemia
                    Bone Cysts

   simple bone cyst

   fibrous dysplasia

   aneurysmal bone cyst
              Benign Bone Tumours
   osteoma

   osteoid osteoma

   osteochondroma

   enchondroma
Benign Bone Tumours chondromata
         Malignant Bone Tumours

   osteosarcoma

   Ewing’s sarcoma

   chondrosarcoma
                Bone Tumours
             Clinical Presentation
   asymptomatic
   pain
   swelling
   history of trauma
   neurological symptoms
   pathological fracture
                  Bone Tumours
                    Imaging
   solitary or multiple lesions?
   what type of bone is involved?
   which part of the bone is involved?
   are the margins of the lesion well defined?
   is there bony reaction?
   does the lesion contain calcification?
                Bone Tumours
             Differential Diagnosis

   haematoma
   infection
   stress fracture
   myositis ossificans
   gout
              Bone Tumours
                Treatment
   chemotherapy
   radiotherapy

   tumour excision
        limb salvage surgery
        amputation