*NEWRECORD RECTYPE = Q SH = abnormalities QE = ABNORM QA = AB QT = 1 MS = Used with organs for congenital defects producing changes in the morphology of the organ. It is used also for abnormalities in animals. AN = subhead only; congenital & structural only: does not include abnormal function ( = /physiopathology or disease heading); includes "deformity", "malformation", "anomalous", "teratology"; includes agenesis, aplasia, atresia, ectopy, hypoplasia, etc.; includes more or less than the normal number of organs (as one ureter, six fingers); see MeSH scope note in Introduction; indexing policy: Manual 19.8.1; DF: /abnorm or /AB OL = search policy: Online Manual; use: main heading/AB or AB (SH) or SUBS APPLY AB HN = 66; used with Category A 1966-74; A1-9 & A13-15 1975-88; A1-9, A13-15 & B2 1989; A1-10, A13-14, A16 & B2 1990 forward QX = agenesis|NRW QX = anomalies|EQV QX = aplasia|NRW QX = atresia|NRW QX = birth defects|NRW QX = congenital defects|NRW QX = defects|NRW QX = deformities|NRW QX = hypoplasia|NRW QX = malformations|NRW QX = teratology|EQV DA = 19731227 MR = 20030724 DQ = 19660101 TN = A01 TN = A02 TN = A03 TN = A04 TN = A05 TN = A07 TN = A08 TN = A09 TN = A10 TN = A13 TN = A14 TN = A16 TN = A17 UI = Q000002