MedDRA is used for coding medical terms generated during all phases of clinical trial, excluding animal toxicology,therapeutic indications which include signs, symptoms,diseases, diagnosis, or prophylaxis of disease, and modification of functions, coding names and quantitative results of investigations,surgical procedures and medical/social/family history.
MedDRA releases 2 versions in a year - one in March and the second in September. One can obtain access to the MedDRA terminology annually, by renewable subscription.Each subscription brings all MedDRA updates that incorporate approved changes and additions .
MedDRA has five hierarchical levels as listed below
Low Level Term (LLT),
Preferred Tem (PT),
High Level Term (HLT),
High Level Group Term (HLGT),
System Organ Class (SOC)
No comments:
Post a Comment