1. Abdomen & Gastrointestinal System RTEC 91 Pathology

4. Trachea anterior to esophagus

8. Normal KUB

9. Contrast Agents

10. Normal Stomach which position?

11. Normal Esophagus which position?

12. Congenital Disorders

14. Increased incidences with Down Syndrome 30% with esophageal atresia/tracheoeso- phageal fistula are born prematurely

15. “double bubble sign” indicates duodenal atresia

17. Cecum atresia

18. Hirschsprung’s Disease

19. Mega colon

20. Bowel Obstruction?

21. Pyloric Stenosis “String Sign”

22. Schatzki’s ring

24. Achalasia

25. Esophageal Strictures Most common etiology; peptic stricture Gastric contents/ acid contents reflux into the esophagus causing inflammation, scarring and stricture formation.

26. Peptic Ulcer Lower esophagus Stomach Duodenum

27. Esophageal Varices

29. Normal gastric pattern

32. Malabsorption Syndrome Group of diseases that interfere with normal digestion and absorption of food through the small intestine –Celiac disease –Regional Enteritis (Crohn’s Disease) –Ulcerative colitis

33. Celiac disease or Sprue

34. Regional Enteritis

35. Crohn’s Disease

37. ulcerative colitis

39. ulcerative colitis vs Crohn’s?

40. What is the most common abdominal emergency surgery in the U.S?

41. Appendicitis

44. Degenerative Diseases Gastrointestinal System

45. anterior abdominal hernia

46. Inguinal Hernia

48. Haital Hernia

49. Intrathoracic stomach malrotation

52. Bowel Obstructions Normally the small & large bowels are nearly always active in peristalsis. Various types of conditions can interfere with this action and cause obstruction. Mechanical vs Paralytic ileus

53. Bowel Obstruction “Step Ladder Sign”

54. Cantor tube Mechanical bowel obstruction

55. Gallstone Ileus

56. Volvulus

57. intussusception

58. paralytic ileus “step ladder sign”

59. Diverticular Diseases Diverticulum – pouch or sac of the mucous membrane. Esophagus, Colon, Bladder

60. Esophageal Diverticula

61. Zenker’s Diverticulum

62. Meckel’s Diverticulum

63. Diverticulosis

66. Diverticulitis

67. Neoplastic Diseases Benign or Malignant Esophagus, Stomach, Small-Bowel, Colon Endoscope, Colonoscopy, Sygmoidoscopy is best to diagnose

68. Leiomyoma

69. Malignant vs Benign Tumors

70. Gastric neoplasm w/ perforation

71. Small bowel tumor

72. Colonic Polyps

74. Sigmoid colon CA

76. Colon mass

77. Cecum mass

78. Colon CA – “apple core sign” What else do you see?

79. Free air

80. Calcified fibroid

81. Calcified aorta

82. Pending delivery

84. Questions?