Verbatim Terms and Medical Dictionaries

"These are answers that are recorded word by word (from a subject)" and are often used as a backup of research findings in the final report. These verbatim terms entered in the CRF's are then matched with the "standardized medical dictionaries", which are essential for medical coding. A little more on use of Dictionary is given below:
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Dictionary name and its Use

WHOART: World Health Organization Adverse Reaction Terminology:

is used for Adverse event (AE) coding

COSTART: (FDA’s) Coding Symbols for a Thesaurus of Adverse Reaction Terms:

is used for Adverse event (AE) coding

MedDRA: Medical Dictionary for Regulatory Activities Terminology:

is used for AE / Med. History / Terms coding

ICD9CM: International Classification of Diseases 9th Revision Clinical Modification:

is used for Medical History coding

WHODD: World Health Organization Drug Dictionary (B1, B2, C):

is used for Medication coding (concomitant)

The WHO Dictionaries include:

• WHODD : WHO Drug Dictionary
• WHOHD : WHO Herbal Dictionary
• WHODDE : WHO Drug Dictionary enhanced.

*ATC: Anatomical Therapeutic Chemical classification is a classification used for coding the therapeutic use of drugs. This classification categorizes substances at five different levels according to the system or organ they act on and according to the chemical, therapeutic & pharmacological properties.

More: http://www.riteshmandal.com/medcoding.htm