Template:ICD10 Guideline Altered mental status: Difference between revisions

***For example, the terms "altered mental status", "encephalopathy" and "delerium" are often used loosely and interchangably.

*As usual in ICD10, you should use the most specific code available, and only use "waste basket/NOS codes" only when a more specific code is not available.

**If the cause is a substance, toxin or DRUG, use [[Encephalopathy, toxic]]

**If the cause is sepsis, use [[Encephalopathy, septic or metabolic]]

**If the cause is hepatic encephalopathy, use one of these:

***[[Liver failure w/wo hepatic encephalopathy, acute or subacute NOS]]

***[[Liver failure w/wo hepatic encephalopathy, not specified as acute or chronic]]

**[[Encephalopathy, toxic]]

**[[Encephalopathy, septic or metabolic]]

**[[Encephalopathy, NOS]]  -- {sc:toxic/drug-induced, metabolic, septic, hypertensive}

**[[Encephalopathy, hypertensive]]

**[[Liver failure w/wo hepatic encephalopathy, acute or subacute NOS]]

**[[Liver failure w/wo hepatic encephalopathy, alcoholic]]

**[[Liver failure w/wo hepatic encephalopathy, due to toxin/drug NOS]]

**[[Liver failure w/wo hepatic encephalopathy, not specified as acute or chronic]]

**[[Somnolence, stupor or obtundation]]

**[[Disorientation]]

**[[Amnesia]]

**[[Violent behavior]]

**[[Symptom or sign involving emotional state, NOS]]

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