16 October 2020
: Case report 
Spontaneous Biloma Resulting from Intrahepatic Bile Duct Perforation Coexisting with Intrahepatic Cholelithiasis and Cholangiocarcinoma: A Case Report and Literature Review
Rare coexistence of disease or pathology
Keiichi Suzuki1ABCDEF*, Takeo Hashimoto1D, Syoko Osugi1B, Naoyuki Toyota1A, Kenshi Omagari1ABC, Akihiko Tamura1DFDOI: 10.12659/AJCR.926270
Am J Case Rep 2020; 21:e926270
Table 1. Background factors of spontaneous biloma.
| n=28 | ||
|---|---|---|
| Age | 38–91 | (66±12.1) |
| Gender | Mela: Female | 15: 13 |
| Symtoms | Pain | 17 (60.7%) |
| 17 (60.7%) | ||
| Nausea/vomitting | 8 (28.6%) | |
| Icterus | 8 (28.6%) | |
| Others | 3 (10.7%) | |
| Location | 7 (25.0%) | |
| Subhepatic | 6 (21.4%) | |
| Retroperitoneal | 6 (21.4%) | |
| Subphrenic | 4 (14.3%) | |
| Intrrahepatic | 4 (14.3%) | |
| Others | 2 (7.1%) | |
| Perforation site | 11 (39.3%) | |
| CBD | 3 (10.7%) | |
| Rt. IHBD | 2 (7.1%) | |
| Unknown | 7 (25.0%) | |
| Appendix fibrosa hepatis | 1 (3.6%) | |
| Hilar bile duct | 1 (3.6%) | |
| Primary disease | ||
| 17 (60.7%) | ||
| Hepaticolithiasis | 5 (17.9%) | |
| Cholecystolithiasis | 3 (10.7%) | |
| None/unknown | 4 (14.3%) | |
| * Mean±SD. IHBD – intrahepatic bile duct, CBD – common bile duct. | ||