B43.9

Approximate Synonyms

• Chromoblastomycosis

• Chromoblastomycosis infection

Clinical Information

• Scaly papule or warty growth, caused by five fungi, that spreads as a result of satellite lesions affecting the foot or leg. The extremity may become swollen and, at its distal portion, covered with various nodular, tumorous, verrucous lesions that resemble cauliflower. In rare instances, the disease may begin on the hand or wrist and involve the entire upper extremity. Arnold, Odom, and James, Andrew’s Diseases of the Skin, 8th ed, p362)

Details

• B43.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM B43.9 became effective on October 1, 2022.

• This is the American ICD-10-CM version of B43.9 – other international versions of ICD-10 B43.9 may differ.