915.9 can be converted using the following scenario:
Scenario 1
- 2015/16 ICD-10-CM S60.939A Unspecified superficial injury of unspecified thumb, initial encounterOr: 
- 2015/16 ICD-10-CM S60.949A Unspecified superficial injury of unspecified finger, initial encounter
With:
- 2015/16 ICD-10-CM L08.89 Other specified local infections of the skin and subcutaneous tissue
 ICD-9-CM Volume 2 Index entries containing back-references to 
915.9:
- Syndrome - see also Disease hair tourniquet - see also Injury, superficial, by site hair tourniquet - see also Injury, superficial, by site