The neck is the narrow, tapering end of the gallbladder that joins the cystic duct. It often has a small bulge on its wall (Hartmann pouch) where gallstones tend to lodge.
| Location | At the free edge of the gallbladder towards the porta hepatis, continuous with the cystic duct |
|---|---|
| Parts |
|
| Nerve Supply | Coeliac plexus (sympathetic); Vagus nerve; Right phrenic nerve (referred pain to the shoulder) |
| Blood Supply | Cystic artery |
| Venous drainage |
|
| Lymphatic drainage |
|
Connects the gallbladder to the cystic duct and helps control filling and emptying.
A stone stuck in the neck blocks outflow and causes biliary colic or acute cholecystitis. A large stone here can press on the common hepatic duct and cause jaundice (Mirizzi syndrome). Surgeons identify the neck as part of the critical view of safety during cholecystectomy.
Inflammation of the gallbladder, usually from a stone blocking the neck or cystic duct.
A stone in the neck compressing the common hepatic duct and causing jaundice.
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