Table 2.
The Causes of Misclassification in the PLA Diagnosis Code (ICD-10: K75.0). Data from the 67 Misclassified Patients are Reported and Categorised into Infectious, Non-Infectious, and Unknown Causes. The Specific Conditions That Led to Incorrect Coding are Detailed for Each Group
| Cause | Patients. n (%) |
|---|---|
| Infectious: | 37 (55) |
| Abscess near liver | 25 (37) |
| Acute cholecystitis without liver abscess | 12 (18) |
| Non-infectious: | 21 (31) |
| Liver metastasis without infection | 5 (7) |
| Cholangiocarcinoma | 3 (4) |
| Decompensated liver cirrhosis without liver abscess | 4 (6) |
| Hepatocellular carcinoma without infection | 2 (3) |
| Liver hematoma without infection | 2 (3) |
| Granulomatous hepatitis | 1 (1) |
| Simple liver cyst without infection | 1 (1) |
| Hepatic biloma after radiofrequency ablation | 1 (1) |
| Perihepatic hematoma | 2 (3) |
| Unknown: | 9 (13) |
| No hospital records found at the time of diagnosis | 4 (6) |
| Process in liver without known cause, not treated as liver abscess | 4 (6) |
| Vascular liver disease | 1 (1) |