A39.1
Waterhouse-Friderichsen syndrome
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 5 never code together
A00-B99chapter
Excludes1
- certain localized infections - see body system-related chapters
Excludes2
- carrier or suspected carrier of infectious disease (Z22.-)Z22.-
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)O98.-
- infectious and parasitic diseases specific to the perinatal period (P35-P39)P35-P39
- influenza and other acute respiratory infections (J00-J22)J00-J22
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
Index entries leading here 9
- Apoplexia, apoplexy, apoplectic
- adrenal A39.1
- Syndrome — see also Disease
- Sepsis (generalized) (unspecified organism) A41.9
- adrenal hemorrhage syndrome (meningococcal) A39.1
- Adrenalitis, adrenitis E27.8
- meningococcal, hemorrhagic A39.1
- Meningococcus, meningococcal A39.9
- adrenalitis, hemorrhagic A39.1
- Infection, infected, infective (opportunistic) B99.9
- Disease, diseased — see also Syndrome
- Waterhouse-Friderichsen A39.1
- Friderichsen-Waterhouse syndrome or disease A39.1
- Waterhouse (-Friderichsen) syndrome or disease (meningococcal) A39.1
Alongside this code 7 same parent — A39
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.