The document provides information on the anatomy, physiology, and common diseases of the stomach. It describes the stomach's layers, blood supply, innervation, and motor activity. It discusses acid secretion and the roles of parietal cells, gastrin, and histamine. Common benign diseases mentioned include peptic ulcer disease and gastric lymphoma. Gastric adenocarcinoma risk factors and staging are outlined. Post-gastrectomy syndromes such as dumping syndrome and afferent loop obstruction are also summarized.

1. Surgery Stomach and duodenum Dr. T. Galdona PA-C

5. Stomach anatomy

6. Stomach anatomy

10. HCL secretion

19. Surgical Treatment Truncal Vagotomy -- Antrectomy & Billroth I Anastomosis

20. Surgical Treatment Truncal Vagotomy -- Antrectomy & Billroth II Anastomosis

21. Surgical Treatment Truncal Vagotomy -- Antrectomy & Roux-en-Y Anastomosis

33. Dumping syndrome

38. Afferent loop obstruction

48. Gastric regulation

49. Erosive gastritis

50. Stress ulcer

51. Erosive gastritis

52. Hemorrhagic gastritis

53. PUD

57. Mallory-Weiss Tear

58. Mallory –Weiss Tear

63. Fabric Bezoar

64. Stomach Bezoar

72. Perforated duodenal ulcer with visible vessel ulcer Visible vessel

73. Perforated duodenal ulcer

74. PUD

82. Surgical Treatment Truncal Vagotomy -- Heineke-Mikulicz Pyloroplasty

83. Selective Vagotomy & Heineke-Mikulicz Pyloroplasty

84. Proximal Gastric Vagotomy

85. Massive Gastric Hemorrhage

86. Perforated Prepyloric Ulcer

87. Perforated Prepyloric Ulcer

88. Duodenal Ulcer

89. Duodenal Ulcer Penetrating into pancreas

91. Duodenal polyp

92. Stomach and duodenal polyps

93. Duodenal polyp

94. Duodenal polyposis

95. Duodenal polyps

96. Stomach polyps

103. ZES Jejunal Ulcer

107. Figures 1 A and B: CT scan (with contrast) of the abdomen and pelvis revealing 7cm, ill-defined mass in the pancreatic head region with involvement of the adjacent duodenum, peri-pancreatic adenopathy and mild biliary duct dilatation

108. Duodenal lymphoma