ICD-10-CM code H61.0 Chondritis and perichondritis of external ear is interpreted as __________

a. chondritis of external ear and perichondritis of external ear, which means code H61.0 is assigned only if both conditions are documented in the patient record
b. chondritis of external ear and/or perichondritis of external ear, which means code H61.0 is assigned only if either condition is documented in the patient record
c. chondritis of external ear or perichondritis of external ear, which means code H61.0 is assigned only if either condition is documented in the patient record
d. chondritis of external ear due to perichondritis of external ear, which means code H61.0 is assigned only if the provider documents the phrase due to in the record

b