Diagnosis code structure
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Our Diagnosis list is coded in L_Dxs table as a single code. It was initially coded as a pair of numbers #Maindiagnosis.#Subdiagnosis.
Maindiagnosis
number between 2 and 99 and
Subdiagnosis
number between 1 and 99
The subdiagnosis code is used to code the Pathogen for Category:Infection (old).
See Subcode 97 (old) for a legacy use.