E05.01
BillableThyrotoxicosis with diffuse goiter with thyrotoxic crisis or storm
HCC Category Mapping
What This Code Means
A life-threatening emergency where excess thyroid hormone causes thyroid storm, with severe fever, extreme tachycardia, confusion, and potential organ failure.
Coding Tips
- •This is a medical emergency; ensure appropriate critical care codes and comorbidities are documented
- •Document precipitating factors (infection, medication non-compliance, surgery) and treatment provided (antithyroid drugs, beta-blockers, iodine)
Clinical Significance
Thyrotoxicosis with diffuse goiter with thyrotoxic crisis or storm is an acute, life-threatening exacerbation of Graves disease characterized by extreme hyperthyroid manifestations including high fever (greater than 104 degrees Fahrenheit), severe tachycardia or atrial fibrillation, altered mental status, gastrointestinal dysfunction, and cardiovascular collapse. Mortality rates range from 10-30% even with aggressive treatment. Precipitants include infection, surgery, radioactive iodine therapy, and medication non-adherence.
Documentation Requirements
- ✓Documentation must clearly establish thyroid storm using clinical scoring systems (Burch-Wartofsky Point Scale score greater than 45).
- ✓Clinical findings including temperature, heart rate, central nervous system manifestations, gastrointestinal dysfunction, and precipitating event should be recorded.
- ✓Thyroid function tests, treatment administered (thionamides, iodine, beta-blockers, corticosteroids, cooling measures), and intensive care management should be documented.