subhead only; diseases existing at or before birth; not for structural abnormalities ( = /abnormalities) nor for birth injuries ( = /injuries); indexing policy: Manual 19.8.18; DF: /congen or /CN
Scope Note
Used with disease headings to indicate those conditions existing at, and usually before, birth. It excludes morphologic abnormalities and birth injuries, for which abnormalities and injuries are used.
Entry Version
CONGEN
Abbreviation
CN
Entry Term(s)
connatal
Online Note
search policy: Online Manual; use: main heading/CN or CN (SH) or SUBS APPLY CN
Used with disease headings to indicate those conditions existing at, and usually before, birth. It excludes morphologic abnormalities and birth injuries, for which abnormalities and injuries are used.
