287.4: Secondary thrombocytopenia
Use additional E code to identify cause
Excludes:
heparin-induced thrombocytopenia (HIT) (289.84)
transient thrombocytopenia of newborn (776.1)
287.41 Posttransfusion purpura
Posttransfusion purpura from whole blood (fresh) or blood products
PTP
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