WBR0172
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| Author | [[PageAuthor::Serge Korjian M.D. (Reviewed by Alison Leibowitz) (Reviewed by Serge Korjian)]] |
|---|---|
| Exam Type | USMLE Step 1 |
| Main Category | Anatomy |
| Sub Category | Gastrointestinal, General Principles |
| Prompt | A 52-year-old man, recently diagnosed with gastric cancer, is scheduled to undergo total gastrectomy. During his surgery, the surgeon resects the ligament that connects the greater curvature of the stomach and the spleen. Which of the following arteries is most likely contained in the resected ligament? |
| Answer A | Left gastric artery |
| Answer A Explanation | The left gastric artery is not contained in the gastrosplenic artery. It is one the three primary arteries branching off of the celiac trunk. |
| Answer B | Short gastric arteries |
| Answer B Explanation | The short gastric arteries are contained in the gastrosplenic ligament. The gastrosplenic ligament connects the greater curvature of the stomach to the spleen. |
| Answer C | Hepatic artery |
| Answer C Explanation | The portal triad, which includes the hepatic artery, portal vein, and common bile duct, is contained in the hepatoduodenal ligament. The ligament connects the liver to the duodenum. |
| Answer D | Splenic artery |
| Answer D Explanation | The splenic artery is contained in the splenorenal ligament. The splenorenal ligament connects the spleen to the posterior abdominal wall. |
| Answer E | Gastroepiploic artery |
| Answer E Explanation | The gastroepiploic artery is contained in the gastrocolic ligament, which connects the greater curvature of the stomach to the transverse colon. |
| Right Answer | B |
| Explanation | [[Explanation::The ligament that is most likely resected in this scenario is the gastrosplenic ligament, which connects the greater curvature of the stomach to the spleen. The gastrosplenic ligament separates the greater and the lesser sacs laterally. The gastrosplenic ligament contains several structures, including the short gastric arteries and the left gastroepiploic vessels.
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| Approved | Yes |
| Keyword | Ligament, Greater, Lesser, Sac, Omentum, Spleen, Stomach, Short gastric arteries, Short, Gastric, Arteries, Surgery, Gastrectomy, Gastric, Cancer |
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