- Assoc w/autoimmune dz→ sarcoid, behcet's dz
- Malignancy→ lymphoma
- Infxn→ toxo, CMV, brucellosis, HSV, VZV, secondary syphillis, TB
- Often idiopathic
 
   
           
        
        
        
        
        
          
          
        
        
        
          
          
            
  
      
    
    
      
        
            - Decreased acuity
- May not have external inflammatory findings unless pan-uveitis
- Other findings assoc w/underlying dz