Biological Sciences and Healthcare, part 1

... > procedure > Procedure by site > Procedure on organ system > Procedure on respiratory system > Respiratory tract procedure (procedure) > Procedure on upper respiratory tract > Operative procedure on upper respiratory tract > Operation on accessory sinus > Accessory sinus excision > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on upper respiratory tract > Operative procedure on upper respiratory tract > Operation on accessory sinus > Accessory sinus excision > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on head > Operative procedure on head > Operation on accessory sinus > Accessory sinus excision > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by method > Surgical procedure (procedure) > Operative procedure on head > Operation on accessory sinus > Accessory sinus excision > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by site > Procedure on organ system > Procedure on respiratory system > Respiratory tract procedure (procedure) > Procedure on upper respiratory tract > Operative procedure on upper respiratory tract > Operation on accessory sinus > Operation on frontoethmoidal sinuses > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on upper respiratory tract > Operative procedure on upper respiratory tract > Operation on accessory sinus > Operation on frontoethmoidal sinuses > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on head > Operative procedure on head > Operation on accessory sinus > Operation on frontoethmoidal sinuses > Ethmoid sinusectomy > Extended ethmoidectomy

... > procedure > Procedure by method > Surgical procedure (procedure) > Operative procedure on head > Operation on accessory sinus > Operation on frontoethmoidal sinuses > Ethmoid sinusectomy > Extended ethmoidectomy