Table 3 Nassar risk score [37]
From: The difficult laparoscopic cholecystectomy: a narrative review
Age (years) | |
< 40 | 0 |
40+ | 1 |
Gender | |
Female Male | 0 1 |
ASA Classification | |
1 2 3 4–5 | 0 1 2 7 |
Primary diagnosis | |
Pancreatitis Biliary Colic CBD stone Cholecystitis | 0 0 1 4 |
Thick-walled GB (≥ 3 mm) | |
No Yes | 0 2 |
CBD dilation (> 6 mm) | |
No Yes | 0 1 |
Pre-operative ERCP | |
No Yes | 0 1 |
Admission type | |
Elective Delayed Emergency | 0 1 2 |