NLM logo

Classification 2021 Summer Edition

Worldwide source of medical classification resources

Scope of Revision of the 2021 Summer Edition


Systematic Reviews for the 2021 Summer Edition


The major focus of the 2021 summer edition was the systematic review of the following schedules: WU (Dentistry. Oral Surgery) and WV (Otolaryngology).

Highlights from the WU (Dentistry. Oral Surgery) Systematic Review

23 WU CLASS NUMBERS ADDED

New Class Number

Caption

WU 29.1

General coverage (Not Table-G)

WU 29.3

Medical emergencies during dental care 

WU 29.5

Dental infection control

WU 115   

Oral hygiene

WU 120   

Dental health education

WU 140.8

Mouth diseases

WU 192   

Dental cements

WU 194   

Dental porcelain

WU 195    

Dental synthetic resins

WU 215   

Tooth 

WU 235   

Tooth root. Root canal therapy

WU 240.5   

Gingiva

WU 241   

Periodontal diseases (General and not elsewhere classified)

WU 246   

Tooth diseases (General or not elsewhere classified)

WU 247   

Tooth injuries

WU 260   

Tooth abnormalities                                 

WU 272   

Fluoridation. Fluoride treatment              

WU 355   

Dental restoration

WU 510   

Dental prosthesis

WU 511   

Crowns 

WU 512   

Dentures

WU 450   

Public health dentistry 

WU 626   

Maxillofacial prosthesis 

 

7 WU CLASS NUMBERS CANCELED

Deleted Class Number

Former Caption

New Instructions for Classification

[WU 18.5]

Education of dental assistants, hygienists, and technicians

Classify works on education of dental auxiliaries in WU 18.

[WU 105]

Dental emergencies (General) 

Classify works on medical emergencies during dental care in WU 29.3.

[WU 141.5]

 

Specific diagnostic methods, A-Z

Classify specific diagnostic methods in WU 141.

[WU 141.5.C3]

 

Cephalometry

 

Classify works on cephalometry used in dentistry in WU 141.

[WU 141.5.O2]

Odontometry

Classify works on odontometry in WU 215.

[WU 158]

Oral and dental injuries (General)

Classify works on tooth injuries in WU 247. Classify works on mouth injuries in WU 140.8.

[WU 170]

 

Dental chemistry (General)

Classify works on chemistry in LC’s QD schedule.

 

  • 39 WU class number captions or notes modified
  • 4 class numbers captions or notes modified in other schedules related to the WU systematic review

 

Highlights from the WV (Otolaryngology) Systematic Review

 

4 WV CLASS NUMBERS ADDED

New Class Number

Caption

WV 257

Vestibular diseases

WV 268

Vestibulocochlear physiological phenomena. Hearing 

WV 480  

Larynx

WV 485  

Laryngeal diseases (General or not elsewhere classified)

 

5 WV CLASS NUMBERS CANCELED

Deleted Class Number

Former Caption

New Instructions for Classification

[WV 280]

Deaf-mutism

 

Classify works on mutism associated with deafness in WV 270.

[WV 310]

 

External nose

 

Classify works on the nose in WV 300-WV 301.

[WV 400]

General works 

 

Classify general works on the pharyngeal region in WV 410.

[WV 401]

 

Anatomy. Physiology

 

Classify works on anatomy and physiology of the pharynx in WV 410.

[WV 510]

 

Inflammation

 

Classify works on laryngitis in WV 485.

 

  • 27 WV class number captions or notes modified
  • 1 class number caption modified in another schedule related to the WV systematic review