Dengue hemorrhagic fever
- A91 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM A91 became effective on October 1, 2023.
- This is the American ICD-10-CM version of A91 – other international versions of ICD-10 A91 may differ.
The following code(s) above A91 contain annotation back-references
that may be applicable to A91:
- A00-B99 Certain infectious and parasitic diseases
Clinical Information
- A serious condition caused by dengue virus infection. Patients present with an acute febrile illness followed by restlessness, irritability, and bleeding. It may lead to hemorrhagic shock and death.
- A virulent form of dengue characterized by thrombocytopenia and an increase in vascular permeability (grades i and ii) and distinguished by a positive pain test (e.g., tourniquet pain test). When accompanied by shock (grades iii and iv), it is called dengue shock syndrome.
ICD-10-CM A91 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):
Convert A91 to ICD-9-CMCode History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
Code annotations containing back-references to A91:
Diagnosis Index entries containing back-references to A91:
- Bangkok hemorrhagic fever A91
- Dengue (classical) (fever) A90
- hemorrhagic A91
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
- dengue (virus) A90
- hemorrhagic A91
- hemorrhagic (arthropod-borne) A94
- Bangkok A91
- dengue A91 (virus)
- Philippine A91
- Singapore A91
- Southeast Asia A91
- Thailand A91
- Bangkok hemorrhagic A91
- Philippine hemorrhagic A91
- Singapore hemorrhagic A91
- Southeast Asia hemorrhagic A91
- Thailand hemorrhagic A91
- dengue (virus) A90
- Singapore hemorrhagic fever A91
- Southeast Asian hemorrhagic fever A91
- Thailand hemorrhagic fever A91