Short answer · Medically reviewed summary · Last updated: 2026-05-08
Toxic Shock Syndrome is classified under ICD-10 code A48.3, while the historical ICD-9 code for this condition is 040.82. These codes are essential for medical billing and tracking the clinical incidence of this acute, toxin-mediated systemic illness. What exactly is Toxic Shock Syndrome? Toxic Shock Syndrome is a rare but life-threatening complication resulting from bacterial infections, most commonly caused by Staphylococcus aureus or Streptococcus pyogenes.
ICD10 code of Toxic Shock Syndrome and ICD9 code
ICD-10 and ICD-9 codes for Toxic Shock Syndrome, with classification details for clinicians, coders and patients.
Toxic Shock Syndrome is classified under ICD-10 code A48.3, while the historical ICD-9 code for this condition is 040.82. These codes are essential for medical billing and tracking the clinical incidence of this acute, toxin-mediated systemic illness.
What exactly is Toxic Shock Syndrome?
Toxic Shock Syndrome is a rare but life-threatening complication resulting from bacterial infections, most commonly caused by Staphylococcus aureus or Streptococcus pyogenes. The condition occurs when these bacteria release toxins that trigger a massive, systemic immune response, leading to rapid multi-organ failure. While historically linked to high-absorbency tampon use, Toxic Shock Syndrome can occur in any individual following surgical procedures, skin infections, or burns.
What are the primary diagnostic criteria for Toxic Shock Syndrome?
Clinicians diagnose Toxic Shock Syndrome based on a combination of clinical signs and laboratory findings. Because the condition progresses rapidly, early recognition is vital. The diagnostic criteria typically include:
- Fever (temperature ≥ 38.9°C)
- Diffuse macular erythroderma (a widespread, sunburn-like rash)
- Desquamation (peeling of the skin, typically 1–2 weeks after onset)
- Hypotension (low blood pressure)
- Involvement of three or more organ systems (e.g., gastrointestinal, muscular, renal, hepatic, or hematologic)
Is Toxic Shock Syndrome hereditary?
Toxic Shock Syndrome is not an inherited or genetic disorder. It is an acute infectious process. However, individual susceptibility to the specific bacterial toxins that cause Toxic Shock Syndrome can vary based on a person’s pre-existing antibody levels against those toxins. Research indicates that a significant portion of the population possesses antibodies that can neutralize these specific bacterial toxins, which explains why the disease remains rare despite the prevalence of the underlying bacteria.
How does the DiseaseMaps community support those affected?
At DiseaseMaps.org, we recognize the trauma associated with surviving a critical illness like Toxic Shock Syndrome. Currently, 5 members of our community have shared their recovery journeys. Connecting with others who have navigated the post-acute recovery phase of Toxic Shock Syndrome can provide essential emotional validation and practical insights into long-term rehabilitation.
Next steps
- Seek immediate emergency medical care if you experience a sudden high fever, rash, and low blood pressure.
- Consult an infectious disease specialist for follow-up care and screening for underlying bacterial reservoirs.
- Join the Toxic Shock Syndrome community at DiseaseMaps.org to connect with fellow survivors.
Medical disclaimer: This content is for informational purposes only and does not constitute medical advice, diagnosis, or treatment; always seek the guidance of a qualified physician regarding any medical condition.
References
- NIH Genetic and Rare Diseases Information Center (GARD)
- CDC: Toxic Shock Syndrome (TSS) Information Page
- World Health Organization (WHO) International Classification of Diseases (ICD-10)
- National Organization for Rare Disorders (NORD)
