General surgery 

  1. Fluids & electrolytes
  2. Preoperative management 
  3. Inhalation anesthesia 
  4. Opioids
  5. Local aneasthetia
  6. Airway obstruction 
  7. Shock 
  8. Blood transfusion 
  9. Thyroid diseases 
  10. Bone infections
  11.