A75.0

Applicable To

• Classical typhus fever)

• Epidemic louse-borne) typhus

Approximate Synonyms

• Louse-borne typhus

• Louse-borne typhus fever due to rickettsia prowazekii

Clinical Information

• A gram-negative bacterial infection caused by rickettsia prowazekii. It is spread by lice infected with the bacteria. Signs and symptoms include sudden headache, generalized muscle pain, malaise, and macular skin lesions. The infection may affect the central nervous system causing encephalitis.

• The classic form of typhus, caused by rickettsia prowazekii, which is transmitted from man to man by the louse pediculus humanus corporis. This disease is characterized by the sudden onset of intense headache, malaise, and generalized myalgia followed by the formation of a macular skin eruption and vascular and neurologic disturbances.

Details

• A75.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Short description: Epidemic louse-borne typhus fever d/t Rickettsia prowazekii

• The 2023 edition of ICD-10-CM A75.0 became effective on October 1, 2022.

• This is the American ICD-10-CM version of A75.0 – other international versions of ICD-10 A75.0 may differ.