Clavien-Dindo Classification (Surgical Complications)
Clavien-Dindo classification of surgical complications (Dindo 2004, Ann Surg), graded by the therapy the complication required.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Clavien-Dindo grade
- IIIa — surgical, endoscopic, radiological intervention, not under…
Result: Clavien-Dindo grade IIIa: complication requiring surgical, endoscopic, or radiological intervention, not under general anesthesia.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- I / II
- I: no treatment beyond antiemetics, analgesics, electrolytes, physiotherapy. II: pharmacological treatment beyond grade I (incl. transfusion, TPN).
- IIIa / IIIb
- Surgical, endoscopic, or radiological intervention: IIIa without general anesthesia, IIIb under general anesthesia.
- IVa / IVb
- Life-threatening, IC/ICU management: IVa single-organ dysfunction (incl. dialysis), IVb multiorgan dysfunction.
- V
- Death of the patient. A "d" suffix marks a complication still present at discharge (disability).
What you enter
- Clavien-Dindo grade (therapy the complication required)
How this is calculated
Dindo D, Demartines N, Clavien PA. Classification of surgical complications: a new proposal with evaluation in a cohort of 6336 patients and results of a survey. Ann Surg. 2004;240(2):205-213. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.