Classification and Coding Systems. Overview. Why doctors are using coding systems? What is a coding system? Short introduction of: ICD-9 and ICD-9 CM ICD-10 ICPC SNOMED International. Why Coding Systems? (1). Elements of Coding Systems:
Classification andCoding Systems
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60 y/o male patien presents with vomiting and abdominal pain. He also complains of pain in both knees, his left wrist and some visible swelling, for which he seeks attention.