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Proptosis

 
  1. Unilateral -
    1. Painful-
      1. Axial-
        1. Orbital haemorhage                
        2. Orbital cellulitis              
        3. Orbital mucocele
        4. Cavernous sinus thrombosis          
        5. Pseudotumor
      2. Non – Axial
        1. Adenoid cystic carcinoma of lacrimal gland
        2. Nasopharyngeal carcinoma
        3. Metastases
    2. Painless
      1. Axial
        1. Hemangioma  
        2. Meningioma        
        3. Glioma  
        4. Schwannoma        
        5. Metastatic
      2. Non- axial
        1. Down and medial – dermoid, lacrimal gland tumour
        2. Down and temporal -  fronto ethmoid mucocoele
        3. Superior – maxillary sinus tumour and mucocele
  2. Bilateral
    1. Painful: 
      • Cavernous sinus thrombosis
      • Graves’ disease
    2. Painless :
      1. Common cause of proptosis in children
        1. Orbital cellulites (Most common U/L and B/L)                              
        2. Rhabdomyosarcoma
        3. Neuroblastoma                                  
        4. Leukemia                      
        5. ​Retinoblastoma




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