01/05/2026
In surgery, every organ matters, and every mass has a name🤝
Here’s a glimpse of the depth of knowledge required to expand your differential diagnosis on tumors of Abdominal Organs🤷
🔹 Esophagus
Benign: 👉Leiomyoma, Fibroma, Lipoma, Papilloma
Malignant: 👉 Squamous Cell Carcinoma, Adenocarcinoma
🔹 Stomach
Benign: 👉 Gastric Adenoma, Leiomyoma, Lipoma, GIST
Malignant: 👉Adenocarcinoma, Lymphoma (MALT), Malignant GIST, Carcinoid
🔹 Liver
Benign: 👉Hemangioma, Hepatic Adenoma, Focal Nodular Hyperplasia
Malignant: 👉Hepatocellular Carcinoma (HCC), Cholangiocarcinoma, Hepatoblastoma, Metastases
🔹Gallbladder
Benign: 👉 Cholesterol Polyps, Adenoma
Malignant: 👉 Adenocarcinoma
🔹 Pancreas
Benign:👉 Serous Cystadenoma, Insulinoma (often benign), Pancreatic Pseudocyst (non-neoplastic)
Malignant: 👉Pancreatic Adenocarcinoma, Cystadenocarcinoma, Gastrinoma, Malignant Insulinoma
🔹 Small Intestine
Benign:👉 Adenoma, Lipoma, Leiomyoma, Hamartomas (Peutz-Jeghers)
Malignant: 👉Adenocarcinoma, Carcinoid Tumor, Lymphoma, GIST
🔹 Colon & Re**um
Benign: 👉Adenomatous Polyps (Tubular, Villous, Tubulovillous), Hyperplastic Polyps, Lipoma
Malignant: 👉Colorectal Adenocarcinoma, Lymphoma, Carcinoid Tumor
🔹Appendix
Benign: 👉 Mucocele, Adenoma
Malignant: 👉 Carcinoid Tumor (most common), Adenocarcinoma, Mucinous Neoplasm
🔹 Spleen
Benign: 👉 Hemangioma, Lymphangioma
Malignant: 👉 Lymphoma, Angiosarcoma
🔹 Kidney
Benign: 👉 Renal Adenoma, Angiomyolipoma, Oncocytoma
Malignant: 👉Renal Cell Carcinoma, Wilms Tumor, Transitional Cell Carcinoma
🔹Adrenal Gland
Benign:👉Adrenal Adenoma, Pheochromocytoma
Malignant: 👉Adrenocortical Carcinoma, Malignant Pheochromocytoma, Metastases
🔹 Peritoneum / Mesentery
Benign:👉 Mesenteric Cyst, Lipoma
Malignant: 👉 Peritoneal Carcinomatosis, Mesothelioma, Pseudomyxoma Peritonei
Great surgeons are not just operators, they are thinkers. Expand your knowledge. Refine your differential. Save lives.
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