2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of Blood And Blood-Forming Organs 280-289 > Purpura And Other Hemorrhagic Conditions 287.* > 2006 ICD-9-CM Diagnosis 287.4 Secondary thrombocytopenia View the most recent version of ICD-9-CM 287.4 287.4 is a specific code that can be used to specify a diagnosis 287.4 contains 7 index entries View the ICD-9-CM Volume 1 287.* hierarchy Alternate Terminology Posttransfusion purpura Thrombocytopenia (due to): dilutional drugs extracorporeal circulation of blood massive blood transfusion platelet alloimmunization 287.4 Excludes transient thrombocytopenia of newborn (776.1)  Index entries containing 287.4: Purpura 287.2 posttransfusion 287.4 Thrombocytopenia, thrombocytopenic 287.5 dilutional 287.4 due to drugs 287.4 extracorporeal circulation of blood 287.4 massive blood transfusion 287.4 platelet alloimmunization 287.4 secondary 287.4