| TA98 Code | TA98 preferred term and synonyms | Type | UID | TAH official term | 
                
                  | a12.2.01.201 |  | Single | 3749 | 
                      left pulmonary artery    | 
                
                  | a12.2.01.202↓ | 
                      ligamentum arteriosum (ductus arteriosus)
                     | Single | 3750 | 
                      ligamentum arteriosum
                     | 
                
                  | a12.2.01.221↓ | 
                      (persistent ductus arteriosus)
                     | Single | 11345 | 
                      persistent arterial duct    | 
                
                  | a12.2.01.203 | 
                      superior lobar arteries
                     | Set | 3751 | 
                      superior lobar artery of left lung    | 
                
                  |  | 
                      
                     |  |  | 
                      superior lobar arteries of left lung    | 
                
                  | a12.2.01.204 | 
                      apical segmental artery
                     | Single | 3752 | 
                      apical segmental artery of left lung    | 
                
                  | a12.2.01.205 | 
                      anterior segmental artery
                     | Single | 3753 | 
                      anterior segmental artery of left lung    | 
                
                  | a12.2.01.206 | 
                      ascending branch
                     | Single | 3754 | 
                      ascending branch of anterior segmental artery of left lung   | 
                
                  | a12.2.01.207 | 
                      descending branch
                     | Single | 3755 | 
                      descending branch of anterior segmental artery of left lung   | 
                
                  | a12.2.01.208 | 
                      posterior segmental artery
                     | Single | 3756 | 
                      posterior segmental artery of left lung    | 
                
                  | a12.2.01.209 | 
                      ascending branch
                     | Single | 3757 | 
                      ascending branch of posterior segmental artery of left lung   | 
                
                  | a12.2.01.210 | 
                      descending branch
                     | Single | 3758 | 
                      descending branch of posterior segmental artery of left lung   | 
                
                  | a12.2.01.211 | 
                      lingular artery
                     | Single | 3759 | 
                      lingular artery of left lung    | 
                
                  | a12.2.01.212 | 
                      inferior lingular artery
                     | Single | 3760 | 
                      inferior lingular artery    | 
                
                  | a12.2.01.213 | 
                      superior lingular artery
                     | Single | 3761 | 
                      superior lingular artery    | 
                
                  | a12.2.01.214 | 
                      inferior lobar arteries
                     | Set | 3762 | 
                      inferior lobar artery of left lung    | 
                
                  |  | 
                      
                     |  |  | 
                      inferior lobar arteries of left lung    | 
                
                  | a12.2.01.215 | 
                      superior segmental artery
                     | Single | 3763 | 
                      superior segmental artery of left lung    | 
                
                  | a12.2.01.216 | 
                      basal part
                     | Single | 3764 | 
                      artery of basal part of left lung    | 
                
                  | a12.2.01.217 | 
                      anterior basal segmental artery
                     | Single | 3765 | 
                      anterior basal segmental artery of left lung    | 
                
                  | a12.2.01.218 | 
                      lateral basal segmental artery
                     | Single | 3766 | 
                      lateral basal segmental artery of left lung    | 
                
                  | a12.2.01.219 | 
                      medial basal segmental artery
                     | Single | 3767 | 
                      medial basal segmental artery of left lung    | 
                
                  | a12.2.01.220 | 
                      posterior basal segmental artery
                     | Single | 3768 | 
                      posterior basal segmental artery of left lung    | 
                
                  |  | TA98 entities: 21 |  |  | TAH entities: 23 |