ICD-9 code 410.42 for Acute myocardial infarction of other inferior wall subsequent episode of care is a medical classification as listed by WHO under the range -ISCHEMIC HEART DISEASE (410-414).
diaphragmatic wall NOS (with contiguous portion of intraventricular septum)
inferior (wall) NOS (with contiguous portion of intraventricular septum)
ST elevation myocardial infarction (STEMI) of other inferior wall
Includes: cardiac infarction
infarction of heart, myocardium, or ventricle
rupture of heart, myocardium, or ventricle
ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
any condition classifiable to 414.1-414.9 specified as acute or with a stated duration of 8 weeks or less
The following fifth-digit subclassification is for use with category 410:
0 episode of care unspecified
Use when the source document does not contain sufficient information for the assignment of fifth-digit 1 or 2.
1 initial episode of care
Use fifth-digit 1 to designate the first episode of care (regardless of facility site) for a newly diagnosed myocardial infarction. The fifth-digit 1 is assigned regardless of the number of times a patient may be transferred during the initial episode of care.
2 subsequent episode of care
Use fifth-digit 2 to designate an episode of care following the initial episode when the patient is admitted for further observation, evaluation or treatment for a myocardial infarction that has received initial treatment, but is still less than 8 weeks old.
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