R65: Symptoms and signs specifically associated with systemic inflammation and infection
R65.2: Severe sepsis

inclusionTerm
Infection with associated acute organ dysfunction
Sepsis with acute organ dysfunction
Sepsis with multiple organ dysfunction
Systemic inflammatory response syndrome due to infectious process with acute organ dysfunction

codeFirst
underlying infection, such as:
infection following a procedure (T81.4-)
infections following infusion, transfusion and therapeutic injection (T80.2-)
puerperal sepsis (O85)
sepsis following complete or unspecified spontaneous abortion (O03.87)
sepsis following ectopic and molar pregnancy (O08.82)
sepsis following incomplete spontaneous abortion (O03.37)
sepsis following (induced) termination of pregnancy (O04.87)
sepsis NOS (A41.9)

useAdditionalCode
code to identify specific acute organ dysfunction, such as:
acute kidney failure (N17.-)
acute respiratory failure (J96.0-)
critical illness myopathy (G72.81)
critical illness polyneuropathy (G62.81)
disseminated intravascular coagulopathy [DIC] (D65)
encephalopathy (metabolic) (septic) (G93.41)
hepatic failure (K72.0-)
R65.20: Severe sepsis without septic shock
R65.21: Severe sepsis with septic shock

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