M84.464A
ICD-10-CMPathological fracture, left fibula, initial encounter for fracture
This code signifies a fracture of the left fibula that occurred due to a pre-existing disease process, rather than significant trauma. This type of fracture indicates an underlying weakening of the bone structure, making it susceptible to breaking under normal stress or minor injury. The "initial encounter" designation indicates that the patient is receiving active treatment for this specific fracture.
Apply this code when documentation clearly states a pathological fracture of the left fibula, often in the context of conditions like osteoporosis, bone tumors (primary or metastatic), or osteomyelitis. Supporting documentation should specify the left fibula as the affected bone and confirm that the patient is in the initial phase of treatment for the fracture.
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